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Re: 'Whistling' Blower Motor Waveorm
Posted to Technical Theory Forum on 4/28/2018 1 Reply

It looks like the "normal" pulses of a brush type motor amperage graph to me. A pulsed speed control would go to zero on the off swing. The frequency would be faster. I don't see a pattern that I can count the motor segments from. It would be easier to see wit... Login to read more.

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