Ultrasonic Inverter (CB21484E)

We found this circuit in a 1966 General Electric SCR manual. The circuit can be implemented with modern SCRs.

| Clique na imagem para ampliar |

Tunnel Diode Voltage Regulator (CB12876E)
This circuit from an old Argentine publication shows how it is possible to use a tunnel diode in a...
Breakout board for DC motor reversal (CB23714E)
To invert the rotation of a motor by changing the levels of an Arduino output or another...
50mA driver (CB20924E)
This ultra-low distortion driver was found in 80's Analog Devices documentation. The circuit has a...