Institute Newton C. Braga

Circuit Bench

Bargraph Voltage Indicator (CB4893E)
This indicator makes use of an LM339 voltage comparator circuit that contains 4 internal...
High Power Sequential (CB16900E)
This 3-channel sequential circuit, but which can be expanded further, uses triacs to drive...
800 W dimmer (CB5294E)
This soft starter dimmer was found in a 1980s documentation. We can implement it with current...