This circuit was found in a 1964 Electronic Design. The circuit delays the firing of a load for a time given by RC. The SCR must be in accordance with the controlled load.
This interesting control circuit was found in an Electronics Now from 1988. Through it we can...
Designed by Philips in 1968 to control the washer water level this circuit uses components from the era....
The LM10 is not common today, but the circuit can be adapted to operate with equivalent...