Institute Newton C. Braga

Circuit Bench

Circuit For Fluorescent Lamp (CB4474E)
This circuit, from 1988 documentation, allows the use of 15 to 60 W dimmed lamps without the need...
Long time delay with PUT (CB12338E)
Loads up to 150 mA can be controlled with this circuit from a 1967 publication. PUTs can be...
0 to 15 V x 7A power supply (CB17368E)
This transistor source was found in a 1990 documentation. 2N3055 transistors must be equipped with...