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.
September 2017 - Texas Instruments DRV5032 Hall Effect sensors, an ultra-low power digital switch...
This circuit was found in a 1990 Electronics World magazine. The circuit can be mounted today by...
This circuit produces low power flashes in a LED. Frequency is adjusted by P1 and depends also on...