This two-channel bargraph meter uses a single KAA2281 integrated circuit. Found in the January 1991 issue of Radio Electronics magazine. The stereo circuit drives 2 scales of 5 LEDs.
This circuit can be controlled by an external signal which allows its use as a shield. The circuit...
January 2017 - Mouser Electronics already has to supply the INA240 evaluation modules for current...
This circuit uses a common diode as sensor. The output goes from 0 to 10 V with the temperature change in...