Circuit: 12V TOUCH SWITCH EXCITER CIRCUIT __ Circuit designed by David A. Johnson, P.E.

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Last Updated on: Saturday, December 23, 2017 03:21 PM

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12V TOUCH SWITCH EXCITER CIRCUIT

This circuit is designed to generate a 20KHz pseudo sine wave signal that can power about 50 remote touch activated switch circuits. It can support a cable length of about 2500 feet. A typical remote switch circuit is also shown as well as a receiver circuit for those switches.

Click on Drawing Below to view PDF version of Schematic