One-transistor oscillator (CB22064E)

Capacitors C2, C3 and C4 determine the frequency of this simple oscillator. Transistor can be general purpose equivalent.

Lamp Control (CB20533E)
This circuit, which in our times would be called a shield, can also be used with other loads. The...
Tunnel Diode 50 MHz converter (CB20241E)
This converter converts signals from the 50 MHz band to the AM band, making it possible to receive...
Transistor Driver MC34071 (CB15286E)
Other operational amplifiers series, such as the MC34072, MC34074, MC35071, MC35072, MC35074 d...