This circuit was found in a 1968 General Electric manual. The circuit is for 3 A motors but can be changed according to the SCR used. The SCR is type 106 and R1 is 10k.
This 1960s Japanese commercial AM radio uses 6 germanium transistors and is powered by 4...
Hughes suggests this circuit in a 1968 documentation. The circuit uses old transistors that can be...
This circuit was obtained from an English publication from 1977. The integrated circuit is a...