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Board 2 is running

A project log for USB cable tester

I want something usb stick thingy-ish to check a usb cable

davedarkodavedarko 12/06/2016 at 08:164 Comments

Since the USB micro connector broke off of the first board I had to solder one again. Still have to check if the consumption still is that low and all the code really works as intended.

Also - Resin / 2K epoxy!

Discussions

deʃhipu wrote 12/06/2016 at 11:44 point

Are those bubbles or scratches on the led matrix board?

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davedarko wrote 12/06/2016 at 18:39 point

sadly bubbles :( they were rising slowly and only when I thought they annoy me it was already to late :D

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Ted Yapo wrote 12/06/2016 at 22:55 point

I wonder if you could de-gas the epoxy in with a "food sealer" or other common vacuum device?  This note has tips on degassing epoxy (mostly for bubbles that get trapped during mixing, I assume):

http://www.epotek.com/site/files/Techtips/pdfs/tip4.pdf

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Eric Hertz wrote 12/08/2016 at 14:46 point

hah, before I saw the comments I was gonna be like "what technique did you use to keep the bubble-count so low?!"

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