Institute Newton C. Braga

Circuit Bench

INA240 – Zero Drift Sensors Amplifiers (COM167E)
January 2017 - Through Mouser Electronics Texas Instruments is launching its new zero-drift...
Spy transmitter detector (CB7546E)
This circuit was found in a 1992 PE Hobbyst. The circuit detects the presence of spy...
Programmable Audio Switch (CB18672E)
The purpose of this circuit found in an old documentation from the 90's is to switch on low...