September 8, 2012 AT 11:28 pm

SHOW AND TELL (video)

Adafruit 446

SHOW AND TELL (video).

Adafruit 447

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1 Comment

  1. You guys might want to have a look at this for a cheap way to track pens on boards.

    http://www.youtube.com/watch?v=5s5EvhHy7eQ

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