This 1967 Electronics World circuit is suitable for frequencies up to 1 MHz. The setting applies to virtually any junction FET.
Found in 1980s documentation, this amplifier uses a symmetric source and the gain is given by the...
This circuit can be interleaved between guitars and guitars to give the fuzz distortion effect. The...
The L coil of this receiver determines the received waveband. The circuit is from a 1963...