This circuit with 4 transistors can receive signals in 6 shortwave bands. The circuit is from a Radio Electronics from May 1958. The output is for high impedance headphones.
To a 16-0hm load, this amplifier provides a power of 10 W. We found this circuit in a Motorola...
This distortion circuit was found in an American publication from 1970. It can be assembled with...
This configuration was found in an English magazine from 1965. It is valid for any junction FET. The...