Avalanche Oscillator (CB7112E)

Found in a General Electric documentation from 1970, this circuit consists of a relaxation oscillator that uses a transistor from that time.

| Clique na imagem para ampliar |

VHF Booster (CB24316E)
This untuned (aperiodic) amplifier circuit was found in the August 1974 Radio Electronics...
Operational power stage (CB25189E)
The figure shows how to implement an audio power output for an operational stage. With the...
Locked Alarm (CB18484E)
This latching alarm using simple contact relay was found in an English documentation from 1980. The...