Institute Newton C. Braga

Circuit Bench

Crystal Calibrator (CB12492E)
This crystal oscillator circuit for equipment calibration, generates a 100 kHz signal from a 1 MHz...
Amplifier MA110 (CB18573E)
This 10 W transistorized commercial amplifier was sold in Japan in the 1960s. The circuit had a...
Variable Reset Ramp Generator (CB5930E)
This circuit can be controlled by an external signal which allows its use as a shield. The circuit...