Additional Pull Pull (CB6119E)

This stage was found in a 1964 Electronic Design. The transistors are of the time and the shape of the signal obtained is shown in the diagram.

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455 kHz Ceramic Filter (CB22538E)
This circuit for a 455 kHz ceramic filter was found in the October 1952 Radio Electronics...
Logic Controlled Ramp Generator (CB13931E)
This circuit is from 1971 documentation. It generates a ramp given by the input signal. The FET...
Oscilloscope Calibrator (CB22168E)
This circuit is intended to provide a standard signal for oscilloscope calibration. We found it in...