This circuit was found in a 1964 Electronic Design. It generates opposite phase signals from an input signal. Modern equivalent transistors can be used in the same configuration.
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...