Institute Newton C. Braga

Circuit Bench

5 W Stereo FM Transmitter (CB16870E)
This circuit was obtained in a 1994 documentation. The assembly is very critical, and the circuit...
Christmas tree (CB17455E)
This interesting electronic Christmas tree circuit using LEDs and integrated CMOS was found in a...
5 W Audio Amplifier (CB467)
High quality sound can be obtained from this transistor amplifier. The output transistors must be...