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what leds to use with the 4x4 button pads

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what leds to use with the 4x4 button pads

By intellijel
-  Sun Jul 05, 2009 7:45 pm #76374
Just wondering what the recommended spec was for an led used with the 4x4 button pad?

e.g. What viewing angle? luminosity (in mcd)? size (3mm or 5mm)?
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