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 is the receiver for the earlier system published in the August 1988 Radio Electronics...
This circuit allows to obtain an output pulse independent, in duration, of the action time on...
This circuit has a voltage gain of approximately 100 times and can operate with medium and high...