Institute Newton C. Braga

Circuit Bench

Shield for relay (CB22495E)
Indicated as an amplifier block for various applications, this circuit was obtained in a 1966...
12 V to 3 V x1 A Reducer (CB15649E)
The circuit shown makes it possible to power CD-players, tape players and other devices that use 2...
Pulse Generator (CB4540E)
I found this simple circuit in an English magazine from 1984. The circuit can be assembled easily...