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  1. MikeMl

    20 Revolution Position Sensor?

    (Also posted to AAC.) I am building an Arduino-controlled remote L-C antenna tuning network with a motorized inductor and capacitor on a common shaft. I have a 99uH roller-inductor that takes 20 revolutions of a 0.25" shaft to adjust the inductance from ~1uH to 99uH. Total travel of the shaft...

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