Institute Newton C. Braga

Circuit Bench

2-Transistor Receiver (CB18845E)
The circuit shown was found in a Japan publication from the 1960s. The transistors can be of any...
Burned Lamp Detector (CB15721E)
This circuit causes a green LED to light up when we step on the brakes and the rear lamps to light...
455 kHz Generator with MOSFET (CB23991E)
We found this circuit in a Radio Electronics magazine from December 1969. The circuit uses a...