Activities/Turtle Art/Using Turtle Art Sensors: Difference between revisions
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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 | ||
Loudspeakers contain powerful ferrite magnets. The PC speaker magnet (pictured) produces a voltage swing of +-1V | |||
[[File:Ferritemagnet.jpg]] | |||
==Links== | ==Links== | ||