Author Topic: IBM Model M 60%...maybe.  (Read 3293 times)

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Offline a7hanat0s

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IBM Model M 60%...maybe.
« on: Mon, 25 August 2014, 10:09:26 »
So ive decided to take a perfectly good IBM Model M keyboard and create a 60% keyboard... maybe, I havent decided just yet. I want to maybe add a function key row to the top of the board but I havent decided. This is what I have so far design wise.

Update: Ok, so this is how I laid everything out. Im going to be making a new membrane since the old one no longer suits my layout and im using a teensy as the microcontroller.  Im still toying with the possibility of adding  function keys. What do you guys think?
« Last Edit: Tue, 26 August 2014, 02:27:30 by a7hanat0s »

Offline 0100010

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Re: IBM Model M 60%...maybe.
« Reply #1 on: Mon, 25 August 2014, 11:49:18 »
The bottom row modifiers doesn't look right.  I think on an M you would have this :

1.5x - 1x - 1.5x - 7x - 1.5x - 1x - 1.5x
  Quoting me causes a posting error that you need to ignore.

Offline E TwentyNine

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Re: IBM Model M 60%...maybe.
« Reply #2 on: Mon, 25 August 2014, 12:37:40 »
You're going to have to start with a Unicomp M unless you want to try to hack barrels into a winkeyless M.

You're not going to get that uniformity of modifiers on the bottom row without some interesting keycaps modifications.
Daily driver: SSK or Tenkeyless IBM AT
1984 Model M Industrial Prototype ⌨ 1992 Black Oval Industrial SSK ⌨ 1982 5251 Beam Spring ⌨ 89 Key "SSK" ⌨ M13 triplets

Offline Oobly

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Re: IBM Model M 60%...maybe.
« Reply #3 on: Mon, 25 August 2014, 13:12:19 »
You're going to have to start with a Unicomp M unless you want to try to hack barrels into a winkeyless M.

You're not going to get that uniformity of modifiers on the bottom row without some interesting keycaps modifications.

That bottom row actually fits fine,
1.25x4 = 5
1.5x2 = 3
spacebar = 7

Total = 5+3+7 = 15 units. Problem is the positioning of the barrels and stabilisers, but it is possible. You may have to do some serious membrane hacks, though.

I will be starting my own Model M 60% project soon, too :D
Buying more keycaps,
it really hacks my wallet,
but I must have them.

Offline E TwentyNine

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Re: IBM Model M 60%...maybe.
« Reply #4 on: Mon, 25 August 2014, 15:13:57 »
Didn't say it wouldn't fit.  Said it wouldn't fit without hacking some keycaps.  You wouldn't want to mess with the membrane.

You're going to need some nonstandard stem offsets.  You could do it with the bottom part of BS two-piece keycaps, and the top part of BS keys with the size you want but with the inner key mount cut out. You'd need to glue the stem piece into the key at the right place.  Those key closest to the spacebar on the right would need the stem offset all the way to the right, same but opposite for the left nearest key.

« Last Edit: Mon, 25 August 2014, 15:16:11 by E TwentyNine »
Daily driver: SSK or Tenkeyless IBM AT
1984 Model M Industrial Prototype ⌨ 1992 Black Oval Industrial SSK ⌨ 1982 5251 Beam Spring ⌨ 89 Key "SSK" ⌨ M13 triplets

Offline Lastpilot

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Re: IBM Model M 60%...maybe.
« Reply #5 on: Mon, 25 August 2014, 15:32:01 »
If you haven't already I would check out The_Beast's thread on it

http://geekhack.org/index.php?topic=44875

Offline dorkvader

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Re: IBM Model M 60%...maybe.
« Reply #6 on: Mon, 25 August 2014, 16:21:26 »
If you haven't already I would check out The_Beast's thread on it

http://geekhack.org/index.php?topic=44875

I recommend hasu's as well.
http://geekhack.org/index.php?topic=29483.0

He is a real inspiration with it missing the F row and all that.

Offline a7hanat0s

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Re: IBM Model M 60%...maybe.
« Reply #7 on: Mon, 25 August 2014, 18:04:09 »
Sorry guys lol. This is an actual physical board that I made, I did do a lot of modifications to the bottom row to allow for the three on each side. Ill be making a new key matrix for it obviously to account for the changes in key layout pretty soon.