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geekhack Community => Off Topic => Topic started by: tp4tissue on Thu, 29 September 2016, 09:38:45

Title: Don't buy Cheap Ebay Rectifiers..
Post by: tp4tissue on Thu, 29 September 2016, 09:38:45
(http://onion-head.atspace.biz/big_onion/060.gif)

Wow, So cheep, $1.00,  Bzzzzzzzz, short...  Trips 20 Amp house breaker.

(http://i.ebayimg.com/images/g/cD8AAOSwBahVbRkX/s-l500.jpg)
Title: Re: Don't buy Cheap Ebay Rectifiers..
Post by: jal on Thu, 29 September 2016, 09:43:24
Quote from: tp4tissue on Thu, 29 September 2016, 09:38:45
Show Image
(http://onion-head.atspace.biz/big_onion/060.gif)

Wow, So cheep, $1.00,  Bzzzzzzzz, short...  Trips 20 Amp house breaker.


Now I know where to shop next time I want to burn it all down.
Title: Re: Don't buy Cheap Ebay Rectifiers..
Post by: tp4tissue on Thu, 29 September 2016, 09:44:04
Quote from: jal on Thu, 29 September 2016, 09:43:24
Quote from: tp4tissue on Thu, 29 September 2016, 09:38:45
Show Image
(http://onion-head.atspace.biz/big_onion/060.gif)

Wow, So cheep, $1.00,  Bzzzzzzzz, short...  Trips 20 Amp house breaker.


Now I know where to shop next time I want to burn it all down.

(http://emoticoner.com/files/emoticons/onion-head/hehe-onion-head-emoticon.gif?1292862507)


This is actually super dangerous,  even the power cable went limp noodle, warm and soft.  The transformer also got warm in only the 2 seconds of power.
Title: Re: Don't buy Cheap Ebay Rectifiers..
Post by: mike52787 on Thu, 29 September 2016, 09:49:07
Tp4 has no luck with cheap ebay ****, first test leads, now this
Title: Re: Don't buy Cheap Ebay Rectifiers..
Post by: deductivemonkee on Thu, 29 September 2016, 09:54:37
Stop buying cheap eBay ****?
Title: Re: Don't buy Cheap Ebay Rectifiers..
Post by: tp4tissue on Thu, 29 September 2016, 10:30:36
Quote from: Deductivemonkee on Thu, 29 September 2016, 09:54:37
Stop buying cheap eBay ****?

Yea well,   you try being poor.. (http://emoticoner.com/files/emoticons/onion-head/embarrassed3-onion-head-emoticon.gif?1292862502)
Title: Re: Don't buy Cheap Ebay Rectifiers..
Post by: jal on Thu, 29 September 2016, 10:54:40
Quote from: tp4tissue on Thu, 29 September 2016, 09:44:04
Quote from: jal on Thu, 29 September 2016, 09:43:24
Now I know where to shop next time I want to burn it all down.
Show Image
(http://emoticoner.com/files/emoticons/onion-head/hehe-onion-head-emoticon.gif?1292862507)


This is actually super dangerous,  even the power cable went limp noodle, warm and soft.  The transformer also got warm in only the 2 seconds of power.

Absolutely. In a similar adventure, I once lit some carpet on fire once wiring up a buck circuit.
Title: Re: Don't buy Cheap Ebay Rectifiers..
Post by: tp4tissue on Fri, 30 September 2016, 00:58:41
Question guys..

I know switching power supplies can't be used in parallel unless it has the special detection circuits...

Was wondering,  Can linear power supplies be used in parallel ?