This circuit makes use of a 741 single source operational amplifier to measure resistors on a linear scale. The circuit may use as an indicator a common multimeter on a low current range.
This circuit was found in a 1977 CMOS Integrated Circuit Cookbook. The circuit should not be...
This interesting FET-tester circuit was obtained from an old American documentation. The bipolar...
Found in an October 1992 Radio Electronics magazine article, this circuit generates a low-power tone in...