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Power-Frequency Meter |
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| The meter uses a zener diode to form square waves from input sine waves. After calibration with the 5 k ohm potentiometer, the 100 mA meter reads directly in hertz. | ||
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Power-Frequency Meter |
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| The meter uses a zener diode to form square waves from input sine waves. After calibration with the 5 k ohm potentiometer, the 100 mA meter reads directly in hertz. | ||
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