Gemanium Transistors DC Amplifier (CB14775E)

This instrumentation circuit was found in the 1960 transistor application manual. More modern transistors can be used.

Decoder For Stereo TV (CB16034E)
This circuit, suggested by National Semiconductor, decodes audio signals from stereo TV...
Servo speed control (CB8956E)
Found in a 1970 documentation, this circuit makes use of 741 operational amplifiers that are...
Isolated driver for SCR (CB6684E)
Suggested by General Electric in 1967 documentation this circuit uses an isolation transformer to...