The circuit presented was obtained in a technical documentation from National Instruments. The low-consumption circuit supplies a common LED with a voltage of just 1.5 V.
This circuit was found in the May 1982 issue of Radio Electronics magazine. The circuit inverts the...
This circuit must have its input connected to the collector of the last IF transistor of the FM...
The circuit shown can measure currents less than 1 uA and is powered by two 1.5 V batteries in a...