A small generator normally used as a rotational
speed sensing device. Tachometers are
typically coupled to the shaft of DC or AC
motors requiring close speed regulation. The
tach feeds a signal to a controller which then
adjusts the output voltage or frequency to the
motor.
speed sensing device. Tachometers are
typically coupled to the shaft of DC or AC
motors requiring close speed regulation. The
tach feeds a signal to a controller which then
adjusts the output voltage or frequency to the
motor.
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