Institute Newton C. Braga

Circuit Bench

12V Motor Control (CB5392E)
This 12 V motor speed control was obtained from a Linear Technology application manual. The...
Optical Communicator Receiver (CB21021E)
Found in documentation from the 90s, this circuit makes use of components from the period....
In use telephone indicator (CB8657E)
Found in a 90s Popular Electronics, this circuit keeps an LED on when a phone is in use. Can be...