Institute Newton C. Braga

Circuit Bench

VCO With the 567 (CB4599E)
Using a PLL this circuit can generate signals of up to 500 kHz which is basically determined by the...
Light and Sound Effect (CB18136E)
This simple circuit produces sound effects given by the 4093 oscillators and switches LEDs...
4 decades rectangular generator CA3140 (CB9220E)
Using an operational amplifier of the time, this circuit was obtained from a 90s Radio...