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Posted for "Mark R Steitle" <mark.steitle@austin.utexas.edu>:
John,
MPJA.com sells a pwm motor controller kit for $15. I've bought a number
of these to use for controlling various items and they are easy to
assemble and work as advertised.
Mark S.
Pulse Width Modulator for a motor would work very
Using a transistor as a simple ON/OFF switch is an effective way to address controlling the power of LEDS. With this approach there is no
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