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DC motor control

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Mechd07

Mechd07

Mechanical
Joined
Dec 11, 2005
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12
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I would like to use 0-18v DC @ about 1 amp to control 16v DC @ 125 amps or even 115 volts AC from separate power supply. When the control voltage changes polarity the output voltage to a motor should also.

What can I buy or build to accomplish this?
 
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Ack! Don't double post, as all the engineers round here check all the EE forums.
 
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