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Use a Treadmill DC Drive Motor and PWM Speed Controller for powering tools
Light controlled voltage source
Current Regulated LED Tester
SCR (Silicon-Controlled Rectifie)
Creating a smart-controlled turntable driver
Mini line tracer
Easy CAT4101 LED Driver
Electronics For Dummies: Resistors
The New and Improved Brushless Electric Scooter Power System Guide
A Preamplifier for Smartphone Oscilloscopes
Posted:Dec 13, 2009
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