This circuit was obtained from a 1977 FET manual. The circuit measures inductances using a signal generator as a reference. The range is from 60 uH to 60 000 H. The FET can be a BF245.
This circuit was found in a 90s Electronics Now. It generates sinusoidal signals according to the...
This 2006 documentation source contains several built-in regulators that can be adjusted for...
This circuit serves as a reference to learn how signals were decoded in the 1960s. The fully...