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Activities/Turtle Art/Using Turtle Art Sensors (view source)
Revision as of 01:55, 4 December 2010
, 01:55, 4 December 2010→The XO as an audio amplifier
The diode is still required. The original cat's whisker diode was made with galena crystals.
The diode is still required. The original cat's whisker diode was made with galena crystals. [[http://en.wikipedia.org/wiki/Cat%27s-whisker_detector]]
==Links==
==Links==