This circuit, which can also be used with flashing LEDs as long as they have in parallel a charge that keeps the SCR on, was found in a 1980s documentation. The sensor is made up of two metal plates that must be touched simultaneously.
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This circuit, which can also be used with flashing LEDs as long as they have in parallel a charge that keeps the SCR on, was found in a 1980s documentation. The sensor is made up of two metal plates that must be touched simultaneously.