Institute Newton C. Braga

Circuit Bench

400 Hz SCR Trigger (CB13893E)
In the figure we show a trigger circuit for triacs with a unijunction transistor. The circuit is...
Headlight on alarm (CB7125E)
This circuit will trigger a buzzer with an oscillator if the ignition key is removed with the...
Regulated Inverter (CB5145E)
The power transistors of this 80's circuit should have at least 10 A current collector and mounted on...