Found in American documentation from the 1980s, this circuit makes use of components of the time, which are uncommon today. The circuit detects the approach using a sensor formed by metal plates.
We present a DC-DC converter circuit that can operate with input voltages from 2.4 V to 14 V and...
This dimmer for 12 V incandescent lamps was found in a 1966 General Electric documentation. The circuit has...
We recommend adding a 470-ohm resistor in series with the potentiometer in this dimmer circuit...