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 consists of a single Hartley oscillator using a bipolar transistor that can generate...
This circuit is from a 2005 Linear Technology manual. The circuit is powered by 3.3 V but can...
This small circuit for the medium or short-wave range, depending on the coil, was found in a...