Institute Newton C. Braga

Circuit Bench

Car Theft Protection (CB16603E)
We found this circuit in a 1987 documentation. It can be used on vehicles of that time, paralyzing the...
Rectangular Oscillator (CB15419E)
The oscillator shown in the figure generates a rectangular signal with a 50% active cycle (square)...
Field Strength Meter (CB22025E)
This aperiodic circuit was found in an old English documentation. The transistor can be any JFET...