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Activities/Turtle Art/Using Turtle Art Sensors
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Revision as of 22:55, 2 February 2011
143 bytes added
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22:55, 2 February 2011
→Hall Effect Sensor
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* 100 gauss: a small iron magnet
* 100 gauss: a small iron magnet
* 2000 gauss: a small neodymium-iron-boron (NIB) magnet
* 2000 gauss: a small neodymium-iron-boron (NIB) magnet
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Loudspeakers contain powerful ferrite magnets. The PC speaker magnet (pictured) produces a voltage swing of +-1V
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[[File:Ferritemagnet.jpg]]
==Links==
==Links==
Tonyforster
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