Institute Newton C. Braga

Circuit Bench

Germanium Transistors Preamplifier (CB14732E)
This circuit was found in a 19the Raytheon documentation. The circuit can be assembled with modern...
LED Powered by 1.5 V (CB10545E)
This circuit was found in an English magazine in 1983 but can be assembled with BC558. However, the...
Stereo FM Transmitter (CB8459E)
This circuit was found in a 90s Radio Electronics. The FM encoder or multiplexer is an uncommon...