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Last Updated on: Tuesday, June 01, 2021 03:06 PM

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More  Indicator Circuits     Test Circuits

Power Loss Indicator


Dave Campbell designed this clever circuit.  It uses two neon lamps to indicate if power to a 120vac appliance had been interrupted. 

Click on Circuit Below to view PDF of Schematic


Power Interruption Indicator designed

 by David Campbell. (Dec 18, 2004)

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