Found in a 1969 EDN, this high current circuit, not indicated in the documentation, uses transistors from that time. The input voltage can be between 9 and 11 V.
Found in a 1968 American documentation, this circuit generates 1 kHz signals. The SCR used is not a...
We found this circuit in a 1968 Electronics World. The transistors are from the era and...
This circuit was found in a 1965’s General Electric documentation. It is intended for low voltage...