Institute Newton C. Braga

Circuit Bench

Distorcimeter (CB19857E)
This interesting passive circuit from an 80's publication measures the distortion of an audio...
Divide-by-5 Counter (CB159E)
Figure bellow shows how the flip-flops of a 4027 can be connected to perform a divide-by-5 counter [odd...
Millivolt Meter LM356 (CB25227E)
This analog meter circuit was found in the September 1989 issue of Radio Electronics magazine. The source...