Institute Newton C. Braga

Circuit Bench

60 Hz Filter (CB15738E)
This filter rejects 60 Hz signals and can be used as a hum filter in audio equipment, for example, at...
Temperature Sensor I (CB5050E)
Taking advantage of the comparator setting, we can use the Norton amplifier as an over temperature...
aaaa SCR oscillator for code practice (CB8795E)
This simple SCR relaxation oscillator was indicated by a 90s Popular Electronics. The frequency is...