We found this circuit in a 1967 RCA SCR manual. The circuit uses components from the era. The bridge diodes must withstand the current of the controlled load.
Found in American documentation from the 90's, this circuit activates a 12 V sensitive relay. The...
This circuit, suggested by Motorola, provides a voltage of 15 V under a current of up to 2 A. The...
Among other applications, the 1960 Sylvania transistor manual indicates this timer for chess...