Institute Newton C. Braga

Circuit Bench

4.5 W Amplifier (CB6298E)
This 1968 Mallory circuit uses an uncommon integrated circuit today. The circuit has a 30 to...
Linear scale ohmmeter (CB8207E)
This circuit is from a 90s Radio Electronics. The resistors must be precision types and the...
3.58 MHz Oscillator (CB26037E)
Found in the January 1998 issue of Electronics Now, this circuit uses a standard American TV...