Symmetrical regulator (CB8698E)

Found in a 1968 documentation, this circuit provides symmetrical voltages determined by component values. The regulator is a shunt type.

| Clique na imagem para ampliar |

Infrared Remote Control Receiver (CB18697E)
This is the basic receiver for the CIR12025 that consists of the transmitter. The circuit is...
Audio oscillator circuits (CB22089E)
In the figure we have two audio oscillators to be used in small alarms and other devices. The...
Electroscope or Proximity Alarm (CB16703E)
This sensitive electrostatic charge detector uses only common discrete components. The circuit can be...