Using a standard multimeter, this circuit from a 73 magazine for radio amateurs provides an output proportional to the inductance under test. The circuit is TTL and must be powered with 5 V.
The original design of this circuit is from a 1978 publication. The circuit can be implemented with a...
The circuit presented is a simple MW tuner that can be plugged into the input of any audio...
This circuit was found in RCA documentation from the 90s. It consists of a power control for a...