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LED Sign Help

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LED Sign Help

Postby mortyBox » Mon Jun 01, 2015 12:09 am

Hey all...

I haven't done this in a very long time, and can't remember how to calculate R1, R2 and R3. Please see attached schematic.

Image
mortyBox
 
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Joined: Sun May 31, 2015 11:56 pm

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