SparkFun will be closed May 25, 2015 for Memorial Day. Orders placed after 2pm on Friday the 22nd will ship out on Tuesday. Thanks!


Member Since: December 27, 2010

Country: United States

  • This one caught me too. You’ll notice that one of the holes on the board is round, and one is square. The square one is positive, the round one negative.
    On the component, the positive lead should be labelled; also, the negative lead is shorter.

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