Circuitbenders Forum
Circuitbenders Forum => Links => Topic started by: computer at sea on November 28, 2007, 09:46:16 PM
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Here's a schematic for building a resistor substitution box. I made mine inside of an eyeglasses case.
http://farm1.static.flickr.com/44/256488526_c24973cef4_m.jpg
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If you want to find a place that still sells them try here: <http://www2.westfalia.net/suche/index.php>