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Tue 13 Sep, 2011 07:27 pm
I want to control a Pulse Wave Modulator (12V and 20 A) with a thermocouple. The PWM will power a 1/4hp dc motor, and it uses a 10K pot to vary the power output. I want to know if there is a simple solution, to taking the voltage created by the thermocouple, and using that to control the PWM.