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.
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.