Institute Newton C. Braga

Circuit Bench

Simple Lamp Flasher (CB481)
Lamps in the range between 20 and 50 mA can be used. Voltage supply is according the lamp and...
Voltage Calibrator (CB19745E)
This circuit provides a reference voltage of 2.5 V adjusted in the trimpot. The transistor can be...
Garage door photo control (CB8317E)
This circuit activates a garage door by the car headlights car or a lantern. The circuit is from a...