Institute Newton C. Braga

Circuit Bench

Voltage Controlled Ramp Generator with PUT (CB1539E)
We find this circuit in a 1974 Motorola PUTs (Unijunction Programmable Transistors) documentation. The circuit...
Electronic Roulette (CB17258E)
This electronic roulette has several draw options depending on the position of the selector...
Experimental Sequential (CB18197E)
This simple circuit for experimental LED sequencing is based on a multivibrator with transistors....