Activities/Turtle Art/Using Turtle Art Sensors: Difference between revisions

Revision as of 22:55, 2 February 2011 view source Tonyforster (talk \| contribs) 2,486 edits →Hall Effect Sensor ← Older edit		Revision as of 22:56, 2 February 2011 view source Tonyforster (talk \| contribs) 2,486 edits →Hall Effect Sensor Newer edit →
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	Loudspeakers contain powerful ferrite magnets. The PC speaker magnet (pictured) produces a voltage swing of +-1V		Loudspeakers contain powerful ferrite magnets. The PC speaker magnet (pictured, complete left, disassembled right) produces a voltage swing of +-1V

	[[File:Ferritemagnet.jpg]]		[[File:Ferritemagnet.jpg]]