Institute Newton C. Braga

Circuit Bench

Precision voltage-controlled oscillator (CB20826E)
This circuit is from a publication in the United States in the 1980s. The basic integrated circuit...
Operational Pulse Generator 2 (CB14831E)
We found this circuit in a French technical documentation from 1982. The circuit can be...
Tri State Logic Probe (CB5888E)
This simple circuit is powered by the logic circuit itself. Components are still common, although...