Institute Newton C. Braga

Circuit Bench

CMOS Logic Probe (CB12014E)
This logic probe or logic level indicator is suitable for use in CMOS circuits. The power comes...
Strobe Warning System (CB26230E)
We found this circuit in volume 5 of the 1995 Encyclopedia of Electronic Circuits. It fires a...
500 kHz to 10 Mz XTAL TTL Oscillator 7402 (CB16098E)
This circuit differs from the previous ones by using the 7402, which consists of 4 two-inputs NOR...