This receiver, whose tuning range depends on L1 and L2, was found in the 1992 special edition of Radio Electronics Experimenter. The circuit is relatively simple and has good sensitivity.
This circuit can measure signals in bands that depend on the coil. With a coil of 30 turns in the...
In the figure we have adapter circuits for using stereo headphones in an amplifier without a...
We found this circuit in the 1994 National Semiconductor Linear Applications Handbook. The circuit...