Institute Newton C. Braga

Circuit Bench

Crystal oscillator (CB9504E)
This circuit was found in a 90s Popular Electronics. It can generate signals from 3 to 10 MHz....
Fuses and circuit breakers alarm (CB20343E)
This circuit is from an old documentation from the 80's. The circuit provides an output signal for a...
Power Oscillator 741 (CB15616E)
This circuit is basically the same as the previous configuration (CB15616E) with a power stage with...