This circuit, already explored on this site, can be applied to other comparators in the same series. Power depends on the application. The circuit can be used as a shield.
Using an integrated circuit from the time, this circuit was found in Radio Electronics from the...
This circuit uses separate sources for the power supply and the operational stage. The output...
This circuit can operate at voltages of 0.85 s 6 V using the NC Semiconductor NCS2200. The circuit...