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geekhack Projects => Making Stuff Together! => Topic started by: samwisekoi on Sat, 11 May 2013, 21:56:42

Title: GH75 Extending the GH60 to 65% and 75%
Post by: samwisekoi on Sat, 11 May 2013, 21:56:42
This is a thread to consolidate all the other GH++ and GH75 comments, discussions, sidebars, and meanderings in a single place dedicated to the design and production of the GH75 keyboard.

The GH75 is a extension of the GH60 concept into a convertible 75% and 65% format.  The GH75 in its normal configuration will be a 6x16 matrix, and will include an arrow cluster, a function key row, the direction-key cluster, a function-layer, and full programmability.  The PCB is explicitly designed to have the top row removed to create the 5x16 GH65.  I have built two prototypes, the latest shown at the NorCal meetup on May 4th, wearing its finest Retro DSA keycaps.

Here is the first version, wearing Imsto and Techkeys:

[attach=1]
GH75 v.1 in Lysol/Imsto PBT

The_Beast has cut two prototype plates for the GH75, one sized to fit a Race/Pure case, the second flanged to be used "caseless."  The example above was built using the caseless plate.  (You can see more of the caseless plate concept on my Poker Plate in the "Post your Poker" thread.)

Matt3o developed firmware for the Teensy that powers the prototypes.  Because the GH75 has nearly all of the keys of a TKL, the function-layer is very sparse, but it is fully programmable, and could be expanded to enable Dvorak, Colmak, embedded numpad, function keys for a GH65 configuration, or whatever you might like.

So that covers the layout, plates, keycaps, and firmware.  All that is needed is a PCB.  And here is a first look at the GH75 PCB:

[attach=2]
GH75 pre-alpha PCB by samwisekoi

You can clearly see the cut-line (in orange) to slice it into a GH65.  LED pads are provided for nearly all switches, although they are not yet wired.  You can also see some switch layout options, although not as many as the GH60 offers.  The GH75 as shown provides both Caps Lock positions, as well as the following bottom-row configurations:

Near-ANSI (As shown in the prototype above.  Arrow keys are shown in red.):
1.25 - 1.25 - 1.25 - 6.25 - 1 - 1 - 1 - 1 - 1 - 1

Also available for 1.50 fans (and compatibility with Cherry keycap sets):
1.50 - 1 - 1.50 - 7.00 - 1 - 1 - 1 - 1 - 1

Also available:
1.50 - 1 - 1.50 - 6.00 - 1 - 1 - 1 - 1 - 1 - 1

[There would be an ISO version listed here if I knew the layout details.  As of today, I do not, but I will.]

I am using the near-ANSI as follows:
CTRL - WIN - ALT - SPACEBAR - ALT - FN - CTRL - LEFT - DOWN - RIGHT
(The UP key is directly and properly aligned one row above the DOWN key.)

I do not think I can make a pair of 1.50 mods fit between the spacebar and the arrow keys, but I will do so if I can.

My goals for this project are threefold:

1) Create a fully programmable 75% keyboard for enthusiasts and hobbyists.

2) Create a DIY kit that is fully human-solderable.  (IMHO, this excludes SMD diodes, so they are not used.)

3) Produce a limited-edition, high-quality, American-made 75% programmable keyboard with enthusiast-grade case, board, plate, keycaps, and keyswitches.

Prototype PCBs are the next logical step.

I hope this is an interesting project to more than just me.  Please comment, question, and offer on-topic advice and opinion below.

Many thanks to everyone who has helped so far!

 - Ron | samwisekoi
(http://www.samwisekoi.com/pixelart/GH75.png)

Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: samwisekoi on Sat, 11 May 2013, 21:57:03
Claim staked on this space.
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: Thechemist on Sat, 11 May 2013, 22:05:22
Keeping an eye one this. Will it have individually programmable leds and a custom plate mount enclosure?
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: WhiteFireDragon on Sat, 11 May 2013, 22:19:45
The PCB is fully functional except the LEDs at this point?
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: whiteduck on Sat, 11 May 2013, 22:20:55
Perfect layout for sc2... 
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: samwisekoi on Sat, 11 May 2013, 22:28:17
The PCB is fully functional except the LEDs at this point?

Only in CAD so far.


Keeping an eye one this. Will it have individually programmable leds and a custom plate mount enclosure?

No to the LEDs, yes to the plate and enclosure.

 - Ron I samwisekoi
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: JPG on Sat, 11 May 2013, 23:03:03
1. AWESOME
2. There's an IC from the beast form the plate that can be bend like in your example, but for 60% design only so far. I assume there would be one to support the 65 and 75 version of this keyboard?
3. Still AWESOME
4. What would be required to make it full backlit (like on/off for all of them)?
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: TheQsanity on Sat, 11 May 2013, 23:35:34
The three goals sound expensive...
I really like the idea. I am more in favor in a lighter more portable case.
This would be an awesome layout for sc2, lan parties!
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: Thechemist on Sat, 11 May 2013, 23:57:18
The PCB is fully functional except the LEDs at this point?

Only in CAD so far.


Keeping an eye one this. Will it have individually programmable leds and a custom plate mount enclosure?

No to the LEDs, yes to the plate and enclosure.

 - Ron I samwisekoi

I like the Epsilon case but would switch the plate from acrylic to metal and wrap it in some chrome vinyl ( just the plate )  (http://www.ebay.com/itm/181117023077?var=480227539050&ssPageName=STRK:MEWAX:IT&_trksid=p3984.m1423.l2649) .  ;)
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: ApocalypseMaow on Sun, 12 May 2013, 03:21:24
I really dig this setup.
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: Bullveyr on Sun, 12 May 2013, 13:50:42
So you ditched the idea of having 2 extra columns to the left (like the KMAC mini)? :(

Nevertheless, looking forward on this project coming together.
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: samwisekoi on Sun, 12 May 2013, 21:37:56
So you ditched the idea of having 2 extra columns to the left (like the KMAC mini)? :(

Nevertheless, looking forward on this project coming together.

More that I forgot that discussion.

I think the GH65 would be quite interesting with the function keys on the left.  I'll ponder that after I get this first pass done.

Thanks for the reminder!

 - Ron I samwisekoi
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: Jocelyn on Sun, 12 May 2013, 21:47:04
So you ditched the idea of having 2 extra columns to the left (like the KMAC mini)? :(

Nevertheless, looking forward on this project coming together.

More that I forgot that discussion.

I think the GH65 would be quite interesting with the function keys on the left.  I'll ponder that after I get this first pass done.

Thanks for the reminder!

 - Ron I samwisekoi

I cannot wait to see this!!!
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: SpAmRaY on Mon, 13 May 2013, 07:34:55
Posting so I will remember to keep up with this and see what develops!!
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: terran5992 on Mon, 13 May 2013, 07:57:17
Holy crap this is amazing.
(http://you-just-need-to-shut-up.com/wp-content/uploads/2013/04/shut-up-and-take-my-money2.jpg)
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: inteli722 on Mon, 13 May 2013, 08:04:43
GH65 Still has my vote.
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: samwisekoi on Mon, 13 May 2013, 08:32:08
GH65 Still has my vote.

With or without the function keys on the left?

Also, assuming only ten function keys are on the left, a couple of questions:

1) Which two keys should be relegated to an F-layer from stock?  F7 and F8 are not used during any boot sequence that I know of, so that would be my vote.

2) What about the Escape key?  In the tilde position or in the extreme upper left?

 - Ron | samwisekoi
(http://www.samwisekoi.com/pixelart/GH75.png)
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: samwisekoi on Mon, 13 May 2013, 09:27:38
How about something like this?  Remove the function key block you don't want.

[attach=1]
GH75 with choice of function-key block.

And, if desired, you could use neither block for the smallest profile and still have the arrow keys, etc.

NOTE:  All of the resulting configurations would be larger than existing cases.

 - Ron | samwisekoi
(http://www.samwisekoi.com/pixelart/GH75.png)
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: esoomenona on Mon, 13 May 2013, 09:30:37
Why couldn't you use both blocks? And if you just slap that left block over to the right, we're good enough to have a numpad there, funtion row above the alphas, and remove the very top row.
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: JPG on Mon, 13 May 2013, 09:30:44
How about something like this?  Remove the function key block you don't want.

(Attachment Link)
GH75 with choice of function-key block.

And, if desired, you could use neither block for the smallest profile and still have the arrow keys, etc.

NOTE:  All of the resulting configurations would be larger than existing cases.

 - Ron | samwisekoi
Show Image
(http://www.samwisekoi.com/pixelart/GH75.png)


I am still aiming for a 65%, but I think that it's nice to add this option, giving more versatility.
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: JPG on Mon, 13 May 2013, 09:34:48
Why couldn't you use both blocks? And if you just slap that left block over to the right, we're good enough to have a numpad there, funtion row above the alphas, and remove the very top row.

I see your point, but I think that it's more interesting to add extra keys to the left of the keyboard when possible. The reason is that most people have their mouse on the right of the keyboard, so expending the left side keep your mouse at the same place while adding keys to the right force you to move your mouse farther away if you want to keep your keyboard centered in front of you.

But that's only my opinion.
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: esoomenona on Mon, 13 May 2013, 09:38:35
And that's why people choose to use TKL over fullsize, right? But this would be even shorter than TKL. And with the functionality of a fullsize board.
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: Moosecraft on Mon, 13 May 2013, 09:42:36
If someone designs a sexy ass aluminum case for this it would be the last keyboard I will ever buy!(hopefully :P)
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: JPG on Mon, 13 May 2013, 09:44:08
And that's why people choose to use TKL over fullsize, right? But this would be even shorter than TKL. And with the functionality of a fullsize board.

I use a tkl right now, and I would still like it shorter on the right. But I use my arrows, page up/down and home/end a lot. The 65% design would let me save around 2 or 2,25 key width on the right while still having those precious keys on my primary layer (very important since I use them in combination most of the time)

But anyway, since the design let us cut the unwanted part, I don't mind if it's on the left or right since I intend to cut it anyway.
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: NthTier on Mon, 13 May 2013, 09:54:55
wow, GH75 is where it's at!!  :eek:
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: ApocalypseMaow on Mon, 13 May 2013, 10:38:30
GH65 Still has my vote.

With or without the function keys on the left?

Show Image
(http://www.samwisekoi.com/pixelart/GH75.png)

Function keys!
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: inteli722 on Mon, 13 May 2013, 11:49:30
GH65 Still has my vote.

With or without the function keys on the left?

Also, assuming only ten function keys are on the left, a couple of questions:

1) Which two keys should be relegated to an F-layer from stock?  F7 and F8 are not used during any boot sequence that I know of, so that would be my vote.

2) What about the Escape key?  In the tilde position or in the extreme upper left?

 - Ron | samwisekoi
Show Image
(http://www.samwisekoi.com/pixelart/GH75.png)


We're talking the Function block KMAC-Mini style?

If so, then yes, definitely. I love the way that looks.

1) F7 and F8 would be fine, considering I never use them, and

2) Tilde position for the Escape key. It makes a lot more sense to me, and you could relegate the Tilde to a function of Escape, vice versa, or put Tilde on one of the unbound right-side keys.
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: inteli722 on Mon, 13 May 2013, 11:50:27
If someone designs a sexy ass aluminum case for this it would be the last keyboard I will ever buy!(hopefully :P)

Fat chance.
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: samwisekoi on Mon, 13 May 2013, 12:01:34
Why couldn't you use both blocks? And if you just slap that left block over to the right, we're good enough to have a numpad there, function row above the alphas, and remove the very top row.

Let me run some traces and see, however, pending that, here are some points to consider in the design:

1) Depending on the matrix used, I likely won't have enough pins/traces for both blocks.

2) In order to have a clean cut-line, I need to minimize the "embedded ribbon cable" connecting the function key blocks.  My plan is to have both blocks use the same traces, and have the northbound and westbound "bridges" near the tilde position.

3) Because this board is designed to be cut, I have to have an edge that won't be cut for the USB connector to exit.  Right now, that is to the right of the backspace key, so it would be problematic to have more board on that side as well.

Regarding folks who only want the 65% option, there is no reason that actual PCBs couldn't be made without either of the function blocks.  We'd just have the fab make a smaller version, and do the cutting in advance in CAD.

Also, I will attempt to make the top function block modular enough that it can be pulled down the .25u so it would then fit into a Race/Pure case.  No promises yet.

I have determined that I should be able to support a pair of 1.50 mods instead of three 1.00 mods to the right of the spacebar.

Finally, could someone please send me layout specs for the ISO enter and surrounding keys?  I do not have an ISO keyboard to check myself, although clearly that is an omission I shall have to correct.

Thanks everyone for the input!  Now, I am back onto the Retro DSA final shipments, and will pick this thread up later.

 - Ron | samwisekoi
(http://www.samwisekoi.com/pixelart/M.png)

Late entry...

If someone designs a sexy ass aluminum case for this it would be the last keyboard I will ever buy!(hopefully :P)

Fat chance.

My plan is to design at least one case, hopefully in aluminum (or stainless) for a complete keyboard.  The Poker-esque look has been done to death, as has the Korean flat-look.  I have not started any case design work at all but I am thinking about something like a size-reduced XT case with pivoting steel feet.  We'll see.  Maybe Matt30 will do a sexy Italian case design for this keyboard.
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: Bullveyr on Mon, 13 May 2013, 13:18:18
I hope you get it working to have both blocks because that's sounds like my dream Gaming KB. :)
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: inteli722 on Mon, 13 May 2013, 13:20:17
...

If someone designs a sexy ass aluminum case for this it would be the last keyboard I will ever buy!(hopefully :P)

Fat chance.

My plan is to design at least one case, hopefully in aluminum (or stainless) for a complete keyboard.  The Poker-esque look has been done to death, as has the Korean flat-look.  I have not started any case design work at all but I am thinking about something like a size-reduced XT case with pivoting steel feet.  We'll see.  Maybe Matt30 will do a sexy Italian case design for this keyboard.

let me edit that:

this it would be the last keyboard I will ever buy!(hopefully :P)

Fat chance.

Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: Skull_Angel on Mon, 13 May 2013, 15:52:08
Nice to see this project get another thread. I'm definitely in for at least one when they reach production level (though hoping for several, haha).
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: agodinhost on Mon, 13 May 2013, 16:26:40
Sorry, didn't got that: the PCB is already designed?

If not I think I can help on it ...
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: Leslieann on Mon, 13 May 2013, 20:56:57
NOTE:  All of the resulting configurations would be larger than existing cases.
I'm hoping my printer will fill some of that void.
Making a GH60 case was one of the first things I thought of when I started looking into them. I made sure to get a model with a build area big enough for a TKL case (and with some tweaks, a TK). They wouldn't be aluminum, but we could finally get cases to fit these oddball designs for a reasonable price.

Honestly, after having aluminum, it's a mixed blessing. It makes for a great feeling keyboard, but the heft makes it a weapon capable of smashing anything from desks to shelves and toes if it falls. I'm starting to like the idea of a stiff plastic case with some sort weight added, it's just more practical in every day use.
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: gimpster on Tue, 14 May 2013, 12:55:40
I'd like to voice support for having the same layout of Ctrl, Alt, Super keys on the left and right of the keyboard. It will be very difficult to find properly-labeled keys for the right side of the space. I understand the spacebar may need to be shortened, but I'd rather try to find 1 custom key than 3 and I think a small group buy of spacebars would be a lot easier to run than one for the modifiers.

Aside from that, the layout looks great. It would be great if we could still find a way to keep the USB port in a standard location.
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: Fred on Tue, 14 May 2013, 16:00:30
I shall follow this thread. Is iso left shift possible? 1.25 shift and 1 "<>|" button (same length total as ansi shift).
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: Skull_Angel on Tue, 14 May 2013, 16:05:01
Would it not be possible to keep the USB connector on the back (under the F-row), but pulled back so that it's attached near the break-away point and not on the F-row? It would mean that the 70/75% layouts would have a recessed connector design like many current TKL/104 boards, but the 65% version would be more or less flush with the back edge of the case.
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: samwisekoi on Tue, 14 May 2013, 16:25:38
I shall follow this thread. Is iso left shift possible? 1.25 shift and 1 "<>|" button (same length total as ansi shift).

Working on this now.  I think yes.

[edit]
Done.  ISO left shift +1 and ISO enter +1 added to PCB.
[/edit]

Would it not be possible to keep the USB connector on the back (under the F-row), but pulled back so that it's attached near the break-away point and not on the F-row? It would mean that the 70/75% layouts would have a recessed connector design like many current TKL/104 boards, but the 65% version would be more or less flush with the back edge of the case.

Maybe...

 - Ron | samwisekoi
(http://www.samwisekoi.com/pixelart/M.png)
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: samwisekoi on Tue, 14 May 2013, 22:10:54
I'd like to voice support for having the same layout of Ctrl, Alt, Super keys on the left and right of the keyboard. It will be very difficult to find properly-labeled keys for the right side of the space. I understand the spacebar may need to be shortened, but I'd rather try to find 1 custom key than 3 and I think a small group buy of spacebars would be a lot easier to run than one for the modifiers.

Aside from that, the layout looks great. It would be great if we could still find a way to keep the USB port in a standard location.

I have added a 1.50 modifier choice to both sides.  So you would be able to use two pairs of 1.50 ctrl-alt keys, which are readily available.  That would still leave you with a 1x spot for a Fn key on the left and normal arrow keys on the right.  In that layout, a really good choice would be a 1.50 RGBY set which would have all the keys you need, including (probably) a little yellow diamond/cherry/horse key for the Fn spot.

Note:  You would then also need to use a 7.00 spacebar, but the board already allows for that.

I am not going to support custom spacebar lengths, because those are in fact MUCH harder to find than custom modifier keycaps.

 - Ron | samwisekoi
(http://www.samwisekoi.com/pixelart/GH75.png)
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: rao2100 on Tue, 14 May 2013, 22:55:54
Though I am only sticking to TKL I can see my self getting this one, small and portable.

i have two questions:
1) I should be able to use standard key caps set right? The only difference with this keyboard is that the right modifiers (Alt,Ctrl,winkey) are single key size?
2) just being curious but will it be possible to toggle like a number cluster?

I am not much of a DIYer, so looking forward to buy a complete keyboard. My first custom? Woot! :)
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: rao2100 on Tue, 14 May 2013, 23:02:55
Oops, saw that you already answered the first question in the first post. Sorry.

Though I am only sticking to TKL I can see my self getting this one, small and portable.

i have two questions:
1) I should be able to use standard key caps set right? The only difference with this keyboard is that the right modifiers (Alt,Ctrl,winkey) are single key size?
2) just being curious but will it be possible to toggle like a number cluster?

I am not much of a DIYer, so looking forward to buy a complete keyboard. My first custom? Woot! :)
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: Fred on Wed, 15 May 2013, 01:16:01
Working on this now.  I think yes.

[edit]
Done.  ISO left shift +1 and ISO enter +1 added to PCB.
[/edit]

Came back from sleep, F5'ed and saw this. Moments later i was striking a victory pose.
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: gimpster on Wed, 15 May 2013, 18:45:40
I have added a 1.50 modifier choice to both sides.  So you would be able to use two pairs of 1.50 ctrl-alt keys, which are readily available.  That would still leave you with a 1x spot for a Fn key on the left and normal arrow keys on the right.

That works for me. :)
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: dko2o on Thu, 16 May 2013, 20:22:11
Really like the design of the 75%. But have noticed that I've been missing the keypad..
Mayb next time we can see a extended version of this with addition of the keypad, I find a full size keyboard to big to lugg around.
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: gimpster on Thu, 16 May 2013, 22:43:51
Really like the design of the 75%. But have noticed that I've been missing the keypad..
Mayb next time we can see a extended version of this with addition of the keypad, I find a full size keyboard to big to lugg around.

I'm confused...what's the difference between a 75% + 10-key and a full-size keyboard?  :confused:
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: dko2o on Thu, 16 May 2013, 23:17:07
hoping to see the keypad next to the body therefore making it much smaller then full sized ones. more on the lines of 65% + keypad. mayb option to cut off...
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: ApocalypseMaow on Fri, 17 May 2013, 06:41:03
I'd like to voice support for having the same layout of Ctrl, Alt, Super keys on the left and right of the keyboard. It will be very difficult to find properly-labeled keys for the right side of the space. I understand the spacebar may need to be shortened, but I'd rather try to find 1 custom key than 3 and I think a small group buy of spacebars would be a lot easier to run than one for the modifiers.

Aside from that, the layout looks great. It would be great if we could still find a way to keep the USB port in a standard location.

I have added a 1.50 modifier choice to both sides.  So you would be able to use two pairs of 1.50 ctrl-alt keys, which are readily available.  That would still leave you with a 1x spot for a Fn key on the left and normal arrow keys on the right.  In that layout, a really good choice would be a 1.50 RGBY set which would have all the keys you need, including (probably) a little yellow diamond/cherry/horse key for the Fn spot.

Note:  You would then also need to use a 7.00 spacebar, but the board already allows for that.

I am not going to support custom spacebar lengths, because those are in fact MUCH harder to find than custom modifier keycaps.

 - Ron | samwisekoi
Show Image
(http://www.samwisekoi.com/pixelart/GH75.png)

Wouldn't it be 1.5 1.5 7.0 1.5 1.5 1.0 1.0 1.0
Where would the extra 1x fn go? Like this right?
(http://i.imgur.com/sKl4OgM.jpg)
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: samwisekoi on Fri, 17 May 2013, 08:25:25
I'd like to voice support for having the same layout of Ctrl, Alt, Super keys on the left and right of the keyboard. It will be very difficult to find properly-labeled keys for the right side of the space. I understand the spacebar may need to be shortened, but I'd rather try to find 1 custom key than 3 and I think a small group buy of spacebars would be a lot easier to run than one for the modifiers.

Aside from that, the layout looks great. It would be great if we could still find a way to keep the USB port in a standard location.

I have added a 1.50 modifier choice to both sides.  So you would be able to use two pairs of 1.50 ctrl-alt keys, which are readily available.  That would still leave you with a 1x spot for a Fn key on the left and normal arrow keys on the right.  In that layout, a really good choice would be a 1.50 RGBY set which would have all the keys you need, including (probably) a little yellow diamond/cherry/horse key for the Fn spot.

Note:  You would then also need to use a 7.00 spacebar, but the board already allows for that.

I am not going to support custom spacebar lengths, because those are in fact MUCH harder to find than custom modifier keycaps.

 - Ron | samwisekoi
Show Image
(http://www.samwisekoi.com/pixelart/GH75.png)

Wouldn't it be 1.5 1.5 7.0 1.5 1.5 1.0 1.0 1.0
Where would the extra 1x fn go? Like this right?
Show Image
(http://i.imgur.com/sKl4OgM.jpg)


Ah.  Sorry.  If you use four 1.50 keycaps, then you need a 6.00 spacebar.  Did I get that wrong above?  My apologies if so.

1.50 - 1 - 1.50 - 6.00 - 1.50 - 1.50 - 1 - 1 - 1

I like your example; I may see if I can support that layout as well.

Really like the design of the 75%. But have noticed that I've been missing the keypad..
Mayb next time we can see a extended version of this with addition of the keypad, I find a full size keyboard to big to lugg around.

I'm confused...what's the difference between a 75% + 10-key and a full-size keyboard?  :confused:

Three key positions in width is the difference.  Plus the keypad would be optional.

As it happens, I might make a numeric-only 10-key pad as a PCB design test anyhow.  If I do, there would be nothing stopping anyone from making them for real.

 - Ron | samwisekoi
(http://www.samwisekoi.com/pixelart/GH75.png)

Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: ApocalypseMaow on Fri, 17 May 2013, 08:51:15
Sweet! I would love x4 1.5, 7.0 spacebar, and left/down/right arrows.
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: samwisekoi on Fri, 17 May 2013, 13:45:24
Sweet! I would love x4 1.5, 7.0 spacebar, and left/down/right arrows.

OK done.  Rev 514J of the PCB now has every bottom row configuration requested, although probably not as many as the GH60.

(Arrow keys in RED.)

1.25 - 1.25 - 1.25 - 6.25 - 1 - 1 - 1- 1 - 1 - 1
1.50 - 1 - 1.50 - 6.00 - 1 - 1 - 1- 1 - 1 - 1
1.50 - 1 - 1.50 - 7.00 - 1 - 1 - 1 - 1 - 1
1.50 - 1.50 - 7.00 - 1.50 - 1.50 - 1 - 1 - 1

And probably some other accidental combinations as well.

Also both ANSI and ISO Shift-L and Enter configurations are supported.  And both Caps Lock switch positions.

For this version, left function keys and top function keys share matrix positions, so it remains a "pick one" setup, although it will be modular.

The image of the PCB in CAD below shown the top function-key row elevated, but that is only for illustration.  I will pull those back down to the height of a Race/Pure PCB for production.  The left-side function keys will remain offset by .375".

[attach=1]
CAD image of GH75 PCB version 514J by samwisekoi

I am going to take some photos of the possible key configurations in a bit.

 - Ron | samwisekoi
(http://www.samwisekoi.com/pixelart/GH75.png)
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: JPG on Fri, 17 May 2013, 13:54:50
That's really super nice!

Also, I am looking at the pcb, and I know almost nothing about pcb, but I see the dots for the leds hole and I only see a link for the capslock led. Does it mean we will need to wire the other leds manually under the pcb or is there another magic trick?

Hope the question is not too n00b, but I still have a LOT to learn  ;D

Also, thx for doing that!
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: samwisekoi on Fri, 17 May 2013, 14:17:32
That's really super nice!

Also, I am looking at the pcb, and I know almost nothing about pcb, but I see the dots for the leds hole and I only see a link for the capslock led. Does it mean we will need to wire the other leds manually under the pcb or is there another magic trick?

Hope the question is not too n00b, but I still have a LOT to learn  ;D

Also, thx for doing that!

You have assessed the LED situation almost entirely correctly.  Caps Lock is wired, LED holes are drilled everywhere they could be drilled, and for the moment there is some limited capacity for additional LEDs, although I have not yet decided or wired that yet.

The most likely scenario is one fixed and another optional LED set, probably with some user choice about if and where additional LED(s) go.

All TBD in another revision of the board.

 - Ron | samwisekoi
(http://www.samwisekoi.com/pixelart/GH75.png)
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: Bullveyr on Fri, 17 May 2013, 14:52:26
For this version, left function keys and top function keys share matrix positions, so it remains a "pick one" setup, although it will be modular.
:(

Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: Skull_Angel on Fri, 17 May 2013, 16:07:41
That's a sweet looking setup. I'm actually liking the 1.5 - 1 - 1.5 - 6 - 1 - 1 - 1 - 1 - 1 - 1 layout more and more over the standard 1.25 - 1.25 - 1.25 - 6.25 layout; the idea of the left-alt key extended further to the right is actually a bit more optimal for gaming-cluster modifiers and doesn't interfere with normal spacebar operation from an "idle" position.
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: Moosecraft on Sat, 18 May 2013, 02:56:07
1.5 1.5 7 1.5 1.5 is what I like the best.
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: ApocalypseMaow on Sat, 18 May 2013, 03:46:25
samwisekoi, you're such a badass! Thanks for throwing that setup in there.
Can't wait for this.  :p
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: emptythecache on Sat, 18 May 2013, 06:45:16
I've been telling everyone I know I'm going to be done with keyboards after I get my LZGHs, but goddamn do I want a GH75.
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: SpAmRaY on Sat, 18 May 2013, 06:58:45
I've been telling everyone I know I'm going to be done with keyboards after I get my LZGHs, but goddamn do I want a GH75.

One can never be done with keyboards :p

Especially when guys like samwisekoi keep coming up with so much awesomeness. :)
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: davkol on Sat, 18 May 2013, 07:04:38
1) Which two keys should be relegated to an F-layer from stock?  F7 and F8 are not used during any boot sequence that I know of, so that would be my vote.

One of my computers uses F8 to open a list of bootable drives.

2) What about the Escape key?  In the tilde position or in the extreme upper left?

Let both keys be dedicated! But I'm more interested in GH75 than GH65.
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: rDuck on Sat, 18 May 2013, 11:49:37
Sweet! I would love x4 1.5, 7.0 spacebar, and left/down/right arrows.

OK done.  Rev 514J of the PCB now has every bottom row configuration requested, although probably not as many as the GH60.

(Arrow keys in RED.)

1.25 - 1.25 - 1.25 - 6.25 - 1 - 1 - 1- 1 - 1 - 1
1.50 - 1 - 1.50 - 6.00 - 1 - 1 - 1- 1 - 1 - 1
1.50 - 1 - 1.50 - 7.00 - 1 - 1 - 1 - 1 - 1
1.50 - 1.50 - 7.00 - 1.50 - 1.50 - 1 - 1 - 1

And probably some other accidental combinations as well.

Also both ANSI and ISO Shift-L and Enter configurations are supported.  And both Caps Lock switch positions.

For this version, left function keys and top function keys share matrix positions, so it remains a "pick one" setup, although it will be modular.

The image of the PCB in CAD below shown the top function-key row elevated, but that is only for illustration.  I will pull those back down to the height of a Race/Pure PCB for production.  The left-side function keys will remain offset by .375".

(Attachment Link)
CAD image of GH75 PCB version 514J by samwisekoi

I am going to take some photos of the possible key configurations in a bit.

 - Ron | samwisekoi
Show Image
(http://www.samwisekoi.com/pixelart/GH75.png)


So its gonna have a 2x5 block on the left? meh was hoping for a more "pure" 75%
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: boost on Sat, 18 May 2013, 11:58:18
are you going to add full LED support?
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: samwisekoi on Sat, 18 May 2013, 12:14:29
are you going to add full LED support?

Well that depends on what you mean by 'full LED support'.

I am doing a new layout with all keys separately placed on the matrix, so both side and top function-key blocks can be used.  At the same time I am running at least ground paths to every switch where an LED will fit.  (ISO support got in the way of some of them.)  I am wiring the Caps Lock LED, and could wires other keys or clusters, although I can't control very many of them individually.

I was going to prep a NumLock LED, the WASD cluster, the GH65 Escape/tilde key, perhaps the top row, and then let the user choose which they want to light up.  I am not sure about the value of the WASD cluster, since the board will have actual arrows.

Regardless, the plan is to make it as easy as possible for the builder to enable additional LED support by just adding a resistor and the hot leads.  Firmware will also be up to the user, since I am not much into lit keyboards myself.

How is that for an answer for the first version?

 - Ron I samwisekoi
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: samwisekoi on Sat, 18 May 2013, 12:17:15
Sweet! I would love x4 1.5, 7.0 spacebar, and left/down/right arrows.

OK done.  Rev 514J of the PCB now has every bottom row configuration requested, although probably not as many as the GH60.

(Arrow keys in RED.)

1.25 - 1.25 - 1.25 - 6.25 - 1 - 1 - 1- 1 - 1 - 1
1.50 - 1 - 1.50 - 6.00 - 1 - 1 - 1- 1 - 1 - 1
1.50 - 1 - 1.50 - 7.00 - 1 - 1 - 1 - 1 - 1
1.50 - 1.50 - 7.00 - 1.50 - 1.50 - 1 - 1 - 1

And probably some other accidental combinations as well.

Also both ANSI and ISO Shift-L and Enter configurations are supported.  And both Caps Lock switch positions.

For this version, left function keys and top function keys share matrix positions, so it remains a "pick one" setup, although it will be modular.

The image of the PCB in CAD below shown the top function-key row elevated, but that is only for illustration.  I will pull those back down to the height of a Race/Pure PCB for production.  The left-side function keys will remain offset by .375".

(Attachment Link)
CAD image of GH75 PCB version 514J by samwisekoi

I am going to take some photos of the possible key configurations in a bit.

 - Ron | samwisekoi
Show Image
(http://www.samwisekoi.com/pixelart/GH75.png)


So its gonna have a 2x5 block on the left? meh was hoping for a more "pure" 75%

A removable function-key block will be on the left.  A slice, a snap, and it is gone.  Hey presto, pure 75%.

 - Ron I samwisekoi
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: boost on Sat, 18 May 2013, 13:03:39
As in a full led keyboard :-)
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: litster on Sat, 18 May 2013, 16:58:53
samewisekoi, what stabilizers do you support?  I would like to see PCB-mount Cherry stabilizer support.  That would make an acrylic case design much more possible.  Are you going to use Teensy as the controller or something else?
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: gimpster on Sat, 18 May 2013, 17:30:45
samewisekoi, what stabilizers do you support?  I would like to see PCB-mount Cherry stabilizer support.  That would make an acrylic case design much more possible.  Are you going to use Teensy as the controller or something else?

Pfft...acrylic cases. :P Sure would be nice to be able put this bad boy in a heavyweight aluminum case. That said, I think PCB stabilizers would make the design the most flexible. I also like using PCB-mount switches with a plate...makes for a super rigid keyboard.
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: ApocalypseMaow on Sun, 19 May 2013, 09:16:02
Yes to all things gimpster said! Sherry has mentioned a aluminum case for 75% and numerous other layouts.
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: samwisekoi on Sun, 19 May 2013, 22:32:04
Quick update.

I went back to the drawing board to re-do all the traces on the board.  I am not finished yet, but here are the changes in the current working version:

1)  All switches are individually placed on the matrix.

2)  Height of board will match Race/Pure cases.

3)  I ran double-wide traces to every LED on the board, and will push power and ground to all of them, with a PWM pin for brightness control.

That's right, the GH75 will be full LED-capable.  Max of 95 programmable, backlit keys.  Or, snap it down to just a 65% board.  Someone else will have to do LED-control firmware, but the board will be ready.

I had to give up PCB-mount stabilizers to fit that all in, so the board will require a plate, which means Cherry or Costar plate-mount stabilizers.  The plates I've designed have the spiffy combo mounts.

Below is an UNFINISHED board layout.  Note the LED wiring at position D3 -- that will be replicated at every key location.

[attach=1]
Unfinished GH75 PCB layout version 517K by samwisekoi.

More to do.  This was not a simple matrix, so it will not be done for a week or so.

FYI,

 - Ron | samwisekoi
(http://www.samwisekoi.com/pixelart/GH75.png)
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: Skull_Angel on Mon, 20 May 2013, 05:46:43
If I understand what I'm seeing/reading, the new left-hand function block is now usable with the top function-row? Great design you've got cooking up, I can't wait to get a good look at it let alone one for myself.
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: JPG on Mon, 20 May 2013, 06:16:25
Quick update.

I went back to the drawing board to re-do all the traces on the board.  I am not finished yet, but here are the changes in the current working version:

1)  All switches are individually placed on the matrix.

2)  Height of board will match Race/Pure cases.

3)  I ran double-wide traces to every LED on the board, and will push power and ground to all of them, with a PWM pin for brightness control.

That's right, the GH75 will be full LED-capable.  Max of 95 programmable, backlit keys.  Or, snap it down to just a 65% board.  Someone else will have to do LED-control firmware, but the board will be ready.

I had to give up PCB-mount stabilizers to fit that all in, so the board will require a plate, which means Cherry or Costar plate-mount stabilizers.  The plates I've designed have the spiffy combo mounts.

Below is an UNFINISHED board layout.  Note the LED wiring at position D3 -- that will be replicated at every key location.

(Attachment Link)
Unfinished GH75 PCB layout version 517K by samwisekoi.

More to do.  This was not a simple matrix, so it will not be done for a week or so.

FYI,

 - Ron | samwisekoi
Show Image
(http://www.samwisekoi.com/pixelart/GH75.png)


WOW, amazing Sam. Can't wait for this now  :eek:
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: NthTier on Mon, 20 May 2013, 08:53:48
Quick update.

I went back to the drawing board to re-do all the traces on the board.  I am not finished yet, but here are the changes in the current working version:

1)  All switches are individually placed on the matrix.

2)  Height of board will match Race/Pure cases.

3)  I ran double-wide traces to every LED on the board, and will push power and ground to all of them, with a PWM pin for brightness control.

That's right, the GH75 will be full LED-capable.  Max of 95 programmable, backlit keys.  Or, snap it down to just a 65% board.  Someone else will have to do LED-control firmware, but the board will be ready.

I had to give up PCB-mount stabilizers to fit that all in, so the board will require a plate, which means Cherry or Costar plate-mount stabilizers.  The plates I've designed have the spiffy combo mounts.

Below is an UNFINISHED board layout.  Note the LED wiring at position D3 -- that will be replicated at every key location.

(Attachment Link)
Unfinished GH75 PCB layout version 517K by samwisekoi.

More to do.  This was not a simple matrix, so it will not be done for a week or so.

FYI,

 - Ron | samwisekoi
Show Image
(http://www.samwisekoi.com/pixelart/GH75.png)


Simply amazing work! I cannot wait to be able to but a kit.  ;D
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: samwisekoi on Mon, 20 May 2013, 09:17:23
If I understand what I'm seeing/reading, the new left-hand function block is now usable with the top function-row? Great design you've got cooking up, I can't wait to get a good look at it let alone one for myself.

Thanks.  You are reading this correctly.  I hadn't intended for the board to be used in its entirety, but it certainly can be.

samewisekoi, what stabilizers do you support?  I would like to see PCB-mount Cherry stabilizer support.  That would make an acrylic case design much more possible.  Are you going to use Teensy as the controller or something else?

I'll try and put the PCB-mount stab holes back in, but no promises.  I prefer them myself.  The board will be socketed for a Teensy, mostly so surface-mount soldering is not required.  However, because it is socketed and well-documented, there is nothing stopping someone from using a different daughter board.  I did put the controller at the top of the PCB so it won't make for a really tall spacebar.

Also, someone mentioned using PCB-mount switches and a plate.  I like that too, so except for two spots, I have provided holes for PCB-mounted switches.

 - Ron | samwisekoi
(http://www.samwisekoi.com/pixelart/GH75.png)
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: gimpster on Mon, 20 May 2013, 09:39:51
The board will be socketed for a Teensy, mostly so surface-mount soldering is not required.

Are you married to the Teensy solution? It's such a pain to get that soldered onto the board so the switches sit flush...the SMD chips are so much smaller and only adds a few dollars to the price when you get them pre-soldered during manufacturing. Then it's just a matter of placing your switches and diodes you're done. ;)
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: Bullveyr on Mon, 20 May 2013, 09:51:29
If I understand what I'm seeing/reading, the new left-hand function block is now usable with the top function-row? Great design you've got cooking up, I can't wait to get a good look at it let alone one for myself.

Thanks.  You are reading this correctly.  I hadn't intended for the board to be used in its entirety, but it certainly can be.
Fantastic. :)

Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: samwisekoi on Mon, 20 May 2013, 10:23:42
The board will be socketed for a Teensy, mostly so surface-mount soldering is not required.

Are you married to the Teensy solution? It's such a pain to get that soldered onto the board so the switches sit flush...the SMD chips are so much smaller and only adds a few dollars to the price when you get them pre-soldered during manufacturing. Then it's just a matter of placing your switches and diodes you're done. ;)

Just for the prototypes, anyhow.  A few dollars in volume, but many more constraints and lead time.

I am going to socket the controller on the backside, so there should not be mounting issues.  But of course, that is what prototyping is for!

I also have to source and place the LED controller, and will use a through-hole version of that as well.

However, this is prototyping, and all of these components have SMD versions, so who can say for production?

Right now my focus is on shortest-time-to-working-prototypes.  I will consider other packaging for future versions.

Fair?

 - Ron I samwisekoi
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: gimpster on Mon, 20 May 2013, 11:53:34
Totally fair, and I really appreciate all the work you're putting into this. You're building the keyboard I've been waiting for someone to build, so I'm just happy about that. :)
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: ApocalypseMaow on Mon, 20 May 2013, 12:30:24
I could be the "user friendly" tester... You know, the guy that has no clue what he is doing!
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: samwisekoi on Mon, 20 May 2013, 20:00:45
Full LED boards are the devil.  Keyboards of Satan.  Wiring for miles and miles.  Resistors everywhere and a MOSFET the size of a bumblebee for PWM.  Grrrr.

I'm putting down the traces, but I absolutely see why they are not on the GH60.

Now if we could get 12v or more to the keyboard, then we could do some stuff!  This round it will be 96 LEDs in your choice of brightness via PWM.

And I am trying to put PCB mounting holes in place for Cherry stabs.  ANSI only.  Gotta draw the line somewhere.

 - Ron I samwisekoi
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: nubbinator on Mon, 20 May 2013, 21:03:38
This is looking awesome.  Keep up the good work.
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: calavera on Mon, 20 May 2013, 23:08:43
Awesome stuff. What was the reason behind adding two rows to the left ala kmac mini style?
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: inteli722 on Tue, 21 May 2013, 07:37:12
Awesome stuff. What was the reason behind adding two rows to the left ala kmac mini style?

It looks cool...I don't think there's any real reason (not) to have it!
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: samwisekoi on Tue, 21 May 2013, 09:44:26
Awesome stuff. What was the reason behind adding two rows to the left ala kmac mini style?

It looks cool...I don't think there's any real reason (not) to have it!

I started this to provide some programmable options between 60% and TKL, mostly because I always miss arrow keys.  But since some people want a 65% AND function keys, the left block was suggested, and hey, it is cool and different.

Now, having stared at this layout in CAD for 80 hours, I have to say that an ISO 65% plus those left function keys will be pretty sweet, and a nice middle-ground form factor.  Function keys on the left and a big old retro Enter on the right above the arrow cluster.

THAT is what a configurable layout can provide!

 - Ron I samwisekoi
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: inteli722 on Tue, 21 May 2013, 19:41:11
Awesome stuff. What was the reason behind adding two rows to the left ala kmac mini style?

It looks cool...I don't think there's any real reason (not) to have it!

I started this to provide some programmable options between 60% and TKL, mostly because I always miss arrow keys.  But since some people want a 65% AND function keys, the left block was suggested, and hey, it is cool and different.

Now, having stared at this layout in CAD for 80 hours, I have to say that an ISO 65% plus those left function keys will be pretty sweet, and a nice middle-ground form factor.  Function keys on the left and a big old retro Enter on the right above the arrow cluster.

THAT is what a configurable layout can provide!

 - Ron I samwisekoi

FC660C is a wide mini layout? It has nothing on this!
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: Arcturus on Wed, 22 May 2013, 19:22:43
This honestly looks like my absolute dream keyboard. Very excited! An ISO option is the icing on the cake for me.
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: samwisekoi on Fri, 24 May 2013, 08:03:47
Whipped up some Pixel Art of the GH75 family...

[attachimg=1]
GH75 Layout Family by samwisekoi

All switch-position choices (e.g. ISO or 150 mods) can be mixed and matched however you (and your plate designer) like them.

 - Ron | samwisekoi
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: inteli722 on Fri, 24 May 2013, 15:15:44
I definitely prefer the new GH70 to the old GH70. This is looking very good. I really can't wait to see this, and as long as I don't have to do any SMD soldering, I might be able to beta test a board. I have (to pay for) an MX Black board that will be coming in, so I could switch-harvest that.s
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: davkol on Sat, 25 May 2013, 08:33:19
OK, GH80 do want!

Great work so far, dude.
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: samwisekoi on Sun, 26 May 2013, 18:31:00
I need to do something smaller for an Alpha test, so I made up a GH75_PAD using the Nuclear Winter Num Pad as an inspiration.

The PCB supports normal numpad layout plus four extra keys, a Retro layout plus four extra keys, or -- just for fun and because it might look cool with Nuclear Green keycaps -- a Retro layout plus three big LEDs up at the top.  Num Lock and the Escape position also have LEDs.  The other keys do NOT have LED support.

All five LEDs are independently controlled, and the entire thing is fully programmable.  Oh, the Enter key can be split as well, and will come with a Dollar sign above Enter in firmware (but of course you can change that.)

Cherry PCB-mount stabilizers are supported.

And I think what it needs for a housing is one of Matt3o's all-steel monsters.

[attach=1]
GH75_PAD Layout Options by samwisekoi

All-black PCB:

[attach=2]
GH75_PAD v526G Alpha by samwisekoi

[edit]
Chunky case, mostly steel with Delrin (POM) for the body/sides.  Big chunk of steel for a base, with felt or rubber bumpers to protect the desk.

[attach=3]
GH75_PAD Desk Case by samwisekoi
[/edit]

Anyone interested in an Alpha programmable keypad?

 - Ron | samwisekoi
(http://www.samwisekoi.com/pixelart/GH75.png)
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: daerid on Sun, 26 May 2013, 19:20:44
As a complement to my ErgoDox, absolutely!!! I'm assuming it would be possible to wire it up like a std ten key on a full size board (no extra keys, big enter and big +)?
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: JPG on Sun, 26 May 2013, 19:34:47
Do you expect there will be a plate that can be converted as a case (with folding) like for the GH65++?
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: samwisekoi on Sun, 26 May 2013, 19:42:13
Do you expect there will be a plate that can be converted as a case (with folding) like for the GH65++?

Yes, I'll probably make one in the exact profile of the GH75.

As a complement to my ErgoDox, absolutely!!! I'm assuming it would be possible to wire it up like a std ten key on a full size board (no extra keys, big enter and big +)?

Yes, although the PCB has six rows like the GH75 -- this is a test for that design, after all.  Other than that, if you put on normal ten-key caps, it will work as expected.

 - Ron I samwisekoi
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: samwisekoi on Mon, 03 June 2013, 10:08:47
Another week, another re-layout of the PCB.  The previous versions' traces were unattractive IMHO, so I started afresh.  This is probably the version of which I will  make up to 10 alpha prototype boards.

Current features (as of v.529e):

- 10x10 switch matrix - all switches addressable.
- Controller daughterboard relocated to allow USB connections from left side, top left, or top center.
- Cherry PCB-mount stabilizers supported in ANSI positions.
- Full 18x6 layout can be sliced into the following configurations:
* GH80:  18x6, requires custom case
* GH75:  16x6 to fit Race cases (no left function keys)
* GH70:  18x5, requires custom case (no top function keys)
* GH65:  16x5, requires custom case (no top OR left function keys)
* GH55:  15x5 to fit Poker cases  (no top OR left function keys, no arrow cluster or right navigation keys)

LED support at this version is as follows:
- All switches drilled for LEDs
- All switches drilled for LED resistors
- Traces planned but not yet run to all LED positions
- CAPS LED enabled on a PWM circuit
- WASD and Tilde LEDs enabled on a PWM circuit, primarily for use in GH55 mode as on the Poker.

Switch positions supported:
- ANSI
- ANSI with 1.75 + 1 in R-Shift position
- ISO L-Shift +1
- ISO Enter +1
NOTE: All keys with multiple placements share a single matrix position.  e.g. ISO Enter and ANSI Enter are both located at matrix position B8.
- Left mods:
* 1 - 1 - 1 (Epsilon mode)
* 1.25 - 1.25 - 1.25 (ANSI mode)
* 1.5 - 1 - 1.5 (Cherry mode)
- Right mods:
* 1 - 1 - 1 - 1 - 1 - 1 (GH75 mode)
* 1.25 - 1.25 - 1.25 - 1.25 - 1 (ANSI mode)
* 1.5 - 1.5 - 1 - 1 - 1 (Cherry mode)
- Spacebars:
* 6.00 (Hybrid mode)
* 6.25 (ANSI mode)
* 7.00 (Cherry mode)
NOTE: There are four supported spacebar positions to enable hybrid modifier combinations.

Contoller daughterboard pin assignments:

Connector X2:
GND: Ground
0-3:   Columns 0-3
4:  Caps Lock LED (or LED1 in future versions)  This is B7/PWM on a Teensy 2.0.
5-10:   Columns 4-9

Connector X1:
VCC: VCC (+5v)
21-16: Rows A-F
15: WASD/Tilde LED (or LED2 in future versions)  This is B6/PWM on a Teensy 2.0.
14-11: Rows G-J

I want a daughterboard controller to allow liberation.  There is room in the design to fit connectors for a Teensy++ 2.0, in case anyone needs another 20 pins, perhaps for LED control.  I may possibly utilize oversize connectors in a future design to enable either an LED control daughter board or the use of a Teensy++ 2.0 for that purpose.  I have no specific plans along those lines at this time.

TL;DR: The Alpha PCB layout is near-complete.  It supports 5 board sizes, lots of switch position options, and some LEDs now, with plans for full LED support in the next rev.

FYI,

 - Ron | samwisekoi
(http://www.samwisekoi.com/pixelart/GH75.png)
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: Moosecraft on Mon, 03 June 2013, 10:30:20
Crazy work, this is such an insane pcb. You can almost do anything with it :D
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: Bullveyr on Mon, 03 June 2013, 11:27:30
Pretty awesome.
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: Skull_Angel on Mon, 03 June 2013, 19:51:13
Another redesign and it seems even more amazing.

Have you given much more thought to having displaced caps/number/scroll/function/ect. LEDs? I notice the row you had setup on a previous revision is now gone.
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: samwisekoi on Mon, 03 June 2013, 19:55:40
Another redesign and it seems even more amazing.

Have you given much more thought to having displaced caps/number/scroll/function/ect. LEDs? I notice the row you had setup on a previous revision is now gone.

Thanks.

That was a numpad that I designed as a testbed only.  It got no love, so I moved back to the big board.  I may get back to that at some point, but not right now.

 - Ron | samwisekoi
(http://www.samwisekoi.com/pixelart/GH75.png)
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: Skull_Angel on Mon, 03 June 2013, 20:07:57
Thanks.

That was a numpad that I designed as a testbed only.  It got no love, so I moved back to the big board.  I may get back to that at some point, but not right now.

 - Ron | samwisekoi
Show Image
(http://www.samwisekoi.com/pixelart/GH75.png)


Ah, alright. My concern was that I get the itch to swap around modifier keys on occasion and having displaced indicator LEDs is just convenient; doing a bit of ghetto wiring is no problem though, haha.
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: rDuck on Tue, 04 June 2013, 05:36:13
Not gonna lie this is more and more sounding like the perfect keyboard, cant wait to get my hands on a set!
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: ApocalypseMaow on Wed, 05 June 2013, 10:46:04
This is so freaking awesome!
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: samwisekoi on Wed, 05 June 2013, 16:16:02
Such a nice board, such a small Moogle.

[attach=1]
GH75 with most of a Cherry set.

This is the GH75 with Cherry keycaps. As you can see, this plate needs a 4-key Moogle to be complete.  (It is hard-wired.)  But the actual board would be able to work with a pair of 1.50 mods and a 7.00 spacebar OR 1.50 - 1 - 1.50 mods and a 6.00 spacebar.

But for the moment I am looking for a partial Moogle to match my Cherry D/S keycaps.

-Ron | samwisekoi

Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: bueller on Sat, 08 June 2013, 23:24:46
OMG this keyboard with the left hand function row will be my holy grail. You sir are a god amongst men.
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: litster on Sun, 09 June 2013, 00:09:32
OMG this keyboard with the left hand function row will be my holy grail. You sir are a god amongst men.

This?
(http://www.overclock.net/content/type/61/id/1392151/width/700/height/1000/flags/LL)
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: bueller on Sun, 09 June 2013, 00:32:08
<3 KMAC Mini

Just wish it had 1.25 mods on the left of the arrow keys to kill the dead space. That and a Dolch set would see me happy as a pig in #@$.
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: bueller on Sun, 09 June 2013, 10:39:28
After careful consideration today this is my dream 75% layout. This should fit in with the layout of the PCB yeah?

(http://i.imgur.com/sQiIufj.png)
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: samwisekoi on Sun, 09 June 2013, 12:06:40
After careful consideration today this is my dream 75% layout. This should fit in with the layout of the PCB yeah?

Show Image
(http://i.imgur.com/sQiIufj.png)


1.5 - 1 - 1.5 - 6.25 - 1.25 - 1.5 - 1 - 1 - 1

I think so, but I am not sure.  It wasn't one of my test cases.  I'll have to verify that bottom row.  For sure the rest of the layout is supported.  Also, I am sure you can get that key order on the bottom row; it is the key sizes that might be an issue.

I'll let you know.

 - Ron | samwisekoi
(http://www.samwisekoi.com/pixelart/GH75.png)
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: bueller on Sun, 09 June 2013, 12:16:41
Cheers, happy to swap the sizes of the right hand CTRL and FN if that helps.

EDIT: Couldn't sleep last night so I knocked up some CAD drawings of the plate for my proposed layout.

(http://i.imgur.com/a9VdoF3.png)

(http://i.imgur.com/qhF5Ffp.png)
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: amzee on Tue, 25 June 2013, 20:10:54
Has anything happened to this since the last update?
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: samwisekoi on Tue, 25 June 2013, 20:46:08
Has anything happened to this since the last update?

Yes.  The alpha version is done except for the fiddly bits around the ISO-ANSI Enter key area.  Also I received both my Phantom PCB and an MX Mini PCB, so I am looking at those for ideas.  After alpha comes the beta version with full LED support, so I have about 300 LEDs and some LED circuit components sitting in Mouser boxes in my office to breadboard.

But as well as that, Phantom is out and GH60 is coming, so I don't want to step on those projects!

 - Ron I samwisekoi
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: rDuck on Wed, 26 June 2013, 09:16:11
But the world needs an amazing 75% board! and by the world i mean me :P
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: samwisekoi on Wed, 26 June 2013, 09:42:17
Here you go.  I much prefer these traces.

[attach=1]
GH75 Alpha v529H by samwisekoi

Real Soon Now...

 - Ron | samwisekoi
(http://www.samwisekoi.com/pixelart/GH75.png)
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: gimpster on Thu, 27 June 2013, 14:53:42
That's an interesting choice for the Teensy...mostly because it's going to be completely impossible to solder...either you do the Teensy first and you can't solder the switches or you solder the switches first and you can't solder the Teensy. Can we change the design to a smaller form factor chip that could be fit into the area under the space bar? Preferably on the top of the PCB to avoid interference issues with the case on the bottom of the PCB?
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: samwisekoi on Thu, 27 June 2013, 15:47:18
The socketed daughterboard is not shown in this view.  Also, please note the complete lack of a blank space between the number row and the function key row.

No SMD on this version, which is just the Alpha.  Beta with LED support, and PROD beyond that?  Could be.

Diodes, resistors, transistors and the connectors go on the backside first (solder on top side.)  Then the keyswitches are soldered onto the front in whichever layout is chosen. This way none of the passives or other non-switch components have to be moved if the layout is changed.  And like the liberated Filco, a socketed daughterboard doesn't preclude use of a better controller.

But as I said, this is just Alpha, which by definition means it isn't feature-complete.

Does that answer your question for now?

 - Ron | samwisekoi
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: gimpster on Thu, 27 June 2013, 23:01:29
I think I was confusing when I said "top" and "bottom" of the PCB, sorry about that. I meant the top side of the PCB, like the side the switches are mounted to, not the top of the PCB, like near the function row. :) The way the MX Mini mounts the SMD controller is what I had in mind when doing my poor job of describing it.

(http://i.imgur.com/jGEOAU1.jpg)
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: samwisekoi on Fri, 28 June 2013, 07:44:26
I think I was confusing when I said "top" and "bottom" of the PCB, sorry about that. I meant the top side of the PCB, like the side the switches are mounted to, not the top of the PCB, like near the function row. :) The way the MX Mini mounts the SMD controller is what I had in mind when doing my poor job of describing it.

Show Image
(http://i.imgur.com/jGEOAU1.jpg)


Sorry, I was replying in a hurry.  I understood your suggestion, and have an MX Mini PCB for reference.  In that form factor the spacebar is pretty much the only place to mount an SMD controller.  And the top side of the PCB could work, but I have not thought about that because SMD isn't in this version at all.

The reason I mentioned the top row was because that is where the Phantom mounts the Teensy, and properly so to reduce the interference of the larger form factor controller.  Filco mounts it above the arrow cluster, but the Phantom has switches there.  And the GH75 doesn't even have a "there" there.

So I wanted to put the controller as close to the top row as possible to provide the maximum amount of room when the keyboard is at a normal angle.  But because of the slicing that the PCB supports, I had to keep it one row away from anywhere someone might cut.  And if you look at the latest version, there are now cut lines on three edges of the PCB!  That placed the controller under the QWERTY row, just to the right of center so the USB cable can exit either top center or top left.

So that is that.  FWIW, I think the MX Mini is a beautiful PCB.  But it is missing many features the GH75 has or will have, all of which take up real estate.  Holes for PCB-mount switches, holes for PCB-mount stabilizers, and extra mounts for different layout options are three that leap to mind, and all of them make the bottom row very crowded.  Also, the top-mounted passives on the MX Mini make the plate have a gap under CV that looks ugly to me, must weaken the mounting for those two switches and probably the space bar switch as well.

Anyhow, the short answer remains "not for Alpha", but hopefully the long version above gives you a better explanation.

 - Ron | samwisekoi
(http://www.samwisekoi.com/pixelart/GH75.png)
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: Poom on Fri, 28 June 2013, 07:50:05
would be nice if there is bluetooth also. but as it is, im still in for one!
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: damorgue on Fri, 28 June 2013, 07:52:24
That's an interesting choice for the Teensy...mostly because it's going to be completely impossible to solder...either you do the Teensy first and you can't solder the switches or you solder the switches first and you can't solder the Teensy.

You just can't solder the legs of the teensy to the teensy the first thing you do. You solder the legs of the teensy to the back of the pcb, then the switches on the front, and then the teensy to the legs which you soldered first. Or did I miss something?
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: samwisekoi on Fri, 28 June 2013, 08:01:16
That's an interesting choice for the Teensy...mostly because it's going to be completely impossible to solder...either you do the Teensy first and you can't solder the switches or you solder the switches first and you can't solder the Teensy.

You just can't solder the legs of the teensy to the teensy the first thing you do. You solder the legs of the teensy to the back of the pcb, then the switches on the front, and then the teensy to the legs which you soldered first. Or did I miss something?

That would work as well.  Test the trapped switch(es) first!

I'm going for socket mounting myself.

 - Ron | samwisekoi
(http://www.samwisekoi.com/pixelart/GH75.png)
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: gimpster on Sun, 30 June 2013, 12:39:14
Sorry, I was replying in a hurry.  I understood your suggestion, and have an MX Mini PCB for reference.  In that form factor the spacebar is pretty much the only place to mount an SMD controller.  And the top side of the PCB could work, but I have not thought about that because SMD isn't in this version at all.

The reason I mentioned the top row was because that is where the Phantom mounts the Teensy, and properly so to reduce the interference of the larger form factor controller.  Filco mounts it above the arrow cluster, but the Phantom has switches there.  And the GH75 doesn't even have a "there" there.

So I wanted to put the controller as close to the top row as possible to provide the maximum amount of room when the keyboard is at a normal angle.  But because of the slicing that the PCB supports, I had to keep it one row away from anywhere someone might cut.  And if you look at the latest version, there are now cut lines on three edges of the PCB!  That placed the controller under the QWERTY row, just to the right of center so the USB cable can exit either top center or top left.

So that is that.  FWIW, I think the MX Mini is a beautiful PCB.  But it is missing many features the GH75 has or will have, all of which take up real estate.  Holes for PCB-mount switches, holes for PCB-mount stabilizers, and extra mounts for different layout options are three that leap to mind, and all of them make the bottom row very crowded.  Also, the top-mounted passives on the MX Mini make the plate have a gap under CV that looks ugly to me, must weaken the mounting for those two switches and probably the space bar switch as well.

Anyhow, the short answer remains "not for Alpha", but hopefully the long version above gives you a better explanation.

 - Ron | samwisekoi

The long explanation does help, thank you. Also, I agree with you about missing features on the MX Mini. I love my Mini but there are key features missing that keep it from being "perfect", that's why I'm so interested in your project. ;) Honestly, I'll probably end up buying several kits when this is ready for production, because I honestly can't see myself wanting any other layout. Only thing better would be a Topre silenced model in a 75% layout like this. :)
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: Arcturus on Wed, 10 July 2013, 18:41:37
I still can't get over how phenomenal this PCB is looking. I can see myself splashing out on several if you manage to get to the production stage.

I can almost hear the other ISO users weeping for joy!
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: tjweir on Mon, 22 July 2013, 09:55:10
I just bought an MX-MINI and I see the way of the 75%!

I'll be happy to trade the 2 GH60s I have coming for GH75s. 

Consider me interested!
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: JPG on Fri, 26 July 2013, 00:25:03
Any update on the planning for this? I just received my vintage switches and I can't wait to get something that badass to put them on!  :rolleyes:

I know it won't be soon, but any idea when you would "like" to make it happen?
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: bueller on Tue, 06 August 2013, 06:16:15
Dead keen on this too! I've just about finished my GH65 with lowpoly wiring and the thought of doing it all without a PCB again seems like too much hard work.
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: Marabello on Sun, 01 September 2013, 08:53:24
I'll fully support this if you manage to do a 75% keyboard with ISO layout, which for some reason doesn't already exist.
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: bueller on Sun, 01 September 2013, 09:00:08
Anything I can help with to move this forward? More than happy to chip in for prototyping costs if I get a unit to play with  :thumb:
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: Moosecraft on Sun, 01 September 2013, 09:02:31
The bottom row I would really want for this is

1,5 - 1.5 - 7 - 1.5 - 1.5 - 1 - 1 - 1
Also without any F-keys.
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: bueller on Sun, 01 September 2013, 09:38:46
The bottom row I would really want for this is

1,5 - 1.5 - 7 - 1.5 - 1.5 - 1 - 1 - 1
Also without any F-keys.

That's what I'm going to use as well, probably going to keep the left hand function row though.
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: Fred on Sun, 01 September 2013, 12:36:46
My body is still ready for this.
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: AndyCapets on Sun, 01 September 2013, 12:56:04
Would love to have that GH75, and will the right functions keys be progammable ? That would be great!
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: MOZ on Fri, 06 September 2013, 12:15:47
Interested in this.
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: divito on Thu, 19 September 2013, 21:01:28
Definitely interested in this. 75% is pretty much exactly what I want.
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: MOZ on Mon, 23 September 2013, 14:01:31
Any updates sam?
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: genkidama on Wed, 02 October 2013, 05:14:05
I'm also interested in this as a 75% keyboard should be optimal for transport.
Any updates so far?
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: danielucf on Wed, 02 October 2013, 11:54:51
It would be pretty awesome if we could put a GH75 into an LZ-GH MX
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: mroverkill on Sun, 20 October 2013, 21:00:38
I registered just to say that I'm almost definitely in (As long as I don't go broke).

The amount of work you're doing on this PCB is phenomenal Samwise, keep it up.
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: ellis2323 on Wed, 30 October 2013, 17:00:04
I was studying the GH60 but the GH75 looks so great.

Consider me interested too!

Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: exitface on Sat, 02 November 2013, 16:59:20
Also interested in this. As a programmer the GH60 would just be a PITA for me, this on the other hand, looks perfect!
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: reggalicious on Fri, 08 November 2013, 13:06:17
Also interested.  Love the layout!
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: JPG on Fri, 08 November 2013, 13:19:39
Just for those interested in the 75%, since this thread is quite dead anyway, there is a GB for a 75% pcb and case by sprit right now. So if you are really interested in a 75%, that's probably the best occasion you will have to get one in the near future.
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: reggalicious on Fri, 08 November 2013, 13:44:52
Just for those interested in the 75%, since this thread is quite dead anyway, there is a GB for a 75% pcb and case by sprit right now. So if you are really interested in a 75%, that's probably the best occasion you will have to get one in the near future.

Link?
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: rDuck on Fri, 08 November 2013, 14:00:25
Would be nice with an update from samwise, or i might jumo on that
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: regack on Fri, 08 November 2013, 14:09:28
Just for those interested in the 75%, since this thread is quite dead anyway, there is a GB for a 75% pcb and case by sprit right now. So if you are really interested in a 75%, that's probably the best occasion you will have to get one in the near future.

Link?


Probably this one : http://geekhack.org/index.php?topic=49902.0



Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: JPG on Fri, 08 November 2013, 14:10:19
This one:

http://geekhack.org/index.php?topic=50579.0
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: swill on Fri, 08 November 2013, 14:34:19
This one:

http://geekhack.org/index.php?topic=50579.0

Its actually this one: http://geekhack.org/index.php?topic=50580.0

You linked the case thread.  Both are relevant though.  If you buy a PCB you probably want a case...
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: JPG on Fri, 08 November 2013, 14:38:55
This one:

http://geekhack.org/index.php?topic=50579.0

Its actually this one: http://geekhack.org/index.php?topic=50580.0

You linked the case thread.  Both are relevant though.  If you buy a PCB you probably want a case...

^^ my bad, half at least.
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: reggalicious on Fri, 08 November 2013, 14:54:50
Just for those interested in the 75%, since this thread is quite dead anyway, there is a GB for a 75% pcb and case by sprit right now. So if you are really interested in a 75%, that's probably the best occasion you will have to get one in the near future.

Link?


Probably this one : http://geekhack.org/index.php?topic=49902.0

Thanks for this.  I'm still a bit confused as to what I'll need for a full keyboard.  This is the first time I've considered doing a custom board, buying the individual pieces.  I'm not sure if there is a wiki somewhere that mentions everything.

Do i have to solder the switches on the PCB?
Are the switches sold separately?

Sorry for the rookie questions, any help is much appreciated.
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: JPG on Fri, 08 November 2013, 15:08:21
Just for those interested in the 75%, since this thread is quite dead anyway, there is a GB for a 75% pcb and case by sprit right now. So if you are really interested in a 75%, that's probably the best occasion you will have to get one in the near future.

Link?


Probably this one : http://geekhack.org/index.php?topic=49902.0

Thanks for this.  I'm still a bit confused as to what I'll need for a full keyboard.  This is the first time I've considered doing a custom board, buying the individual pieces.  I'm not sure if there is a wiki somewhere that mentions everything.

Do i have to solder the switches on the PCB?
Are the switches sold separately?

Sorry for the rookie questions, any help is much appreciated.

You can find all this information on the forum, but maybe not at the same place. Here's a list of what you will need in order to get a fully functional keyboard if you get this pcb:

- Case
- Switches (need to buy them elsewhere)
- plate if you use plate mounted switches
- stabilizers
- soldering tools to solder the switches
- usb cable
- keycaps
- optionaly leds

While not that hard from what I heard (it's gonna be my first one), getting all of this will not be cheap and will take some time to gather/build. But looks to be a super nice project and be able to get a quite unique a very advanced keyboard. I am telling you all of this out of my mind, may forget some things and if you search the forum you will find a lot of info, but it should give you a good idea.
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: reggalicious on Fri, 08 November 2013, 15:33:17
Just for those interested in the 75%, since this thread is quite dead anyway, there is a GB for a 75% pcb and case by sprit right now. So if you are really interested in a 75%, that's probably the best occasion you will have to get one in the near future.

Link?


Probably this one : http://geekhack.org/index.php?topic=49902.0

Thanks for this.  I'm still a bit confused as to what I'll need for a full keyboard.  This is the first time I've considered doing a custom board, buying the individual pieces.  I'm not sure if there is a wiki somewhere that mentions everything.

Do i have to solder the switches on the PCB?
Are the switches sold separately?

Sorry for the rookie questions, any help is much appreciated.

You can find all this information on the forum, but maybe not at the same place. Here's a list of what you will need in order to get a fully functional keyboard if you get this pcb:

- Case
- Switches (need to buy them elsewhere)
- plate if you use plate mounted switches
- stabilizers
- soldering tools to solder the switches
- usb cable
- keycaps
- optionaly leds

While not that hard from what I heard (it's gonna be my first one), getting all of this will not be cheap and will take some time to gather/build. But looks to be a super nice project and be able to get a quite unique a very advanced keyboard. I am telling you all of this out of my mind, may forget some things and if you search the forum you will find a lot of info, but it should give you a good idea.

Thanks for this.  I had no idea I was missing so much... May have to hold off until the wallet beefs up a bit more.  Good luck with your build!
Title: Re: GH75 Extending the GH60 to 65% and 75%
Post by: mroverkill on Tue, 12 November 2013, 18:43:12
Samwise, I'd just like to say that I'm still very keen to purchase one of your boards. I really like the idea of the dual removable f-key blocks while maintaining a pretty compact layout. The board Sprit had a group buy on didn't appeal to me on the grounds of not having those side f-keys.

I hope you still go through with this.