Tachometer Board, 6-12V DC, 120V AC
A small board which reads a hall sensor on the back of the motor, then converts the motor shaft speed to FPM, and displays this on a small 7-Segment output.
The design has been complete in KiCad. Input either 120V AC or 6V-12V DC. Board can be but down to remove AC section if DC is used.
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