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  1. throbscottle

    What's going on here?

    Been having a clear out of old files, found this. I captured this bit of schematic when I dismantled an old money counting machine, years ago. It's the power supply to an induction motor which rotates the pick-up rotor. The motor is shown by L1, L2 and the circle. Triac D2 looks like a...

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