100 kHz Oscillator (CB22379E)

This is the single-sourced version of the previous oscillator. Frequency can be changed by changing C1.

Voltage Controlled Amplifier (CB21325E)
Found in Analog Devices documentation, this circuit uses components from the time. Formulas for...
Stereo Balance Indicator (CB12301E)
This circuit is from a 1977 technical documentation. Diodes D1 and D2 can be 1N34 or any other of...
DC-DC converter (CB12893E)
This circuit, found in a publication from the 1970s, uses two PNP power transistors that can be...