This circuit was designed to power the previous circuits of the wireless sound system, but it can be used for other purposes. The circuit is from a Radio Electronics from August 1988.
This control circuit up to 1 kW was found in a 1967 RCA documentation. The components are from...
This circuit was found in 1967 General Electric documentation. The transistors of the time can be...
This circuit produces signals in the range of 200 Hz to 2 kHz. We found it in the magazine...