This configuration was found in an English magazine from 1965. It is valid for any junction FET. The input impedance is 5.5 M ohm higher than conventional stages.
This circuit must be powered by a symmetrical source and has a very high input impedance. The...
This circuit uses two diodes in a doubling configuration to receive medium-wave range signals. The...
This circuit serves to prevent devices powered by 6 V from being left with a power cut. The...