Institute Newton C. Braga

Circuit Bench

Speed Control (CB5943E)
This circuit meets applications in remote control. It allows to control a motor from input pulses. The...
Duty Cycle Square Oscillator (CB25328E)
Using an operational amplifier, this circuit was found in the March 1996 issue of Electronics Now...
Photometer with LDR (CB23764)
This circuit with analog indicator and diode bridge was found in Radio Electronics magazine from...