This powerful motor control was found in a Philips publication from 1970. The components are from that time and the circuit was designed for the 220/240 V power grid.
Found in an Electronic Design from the 90's, this circuit uses common components. The circuit is...
When the sensor receives light, the relay closes its contacts and remains so even after the light...
This circuit produces pulses of 90 V at intervals that can reach 5 minutes. The circuit is from a...