This fader or fader was found in a 90s Popular Electronics. The circuit uses transistors that are equivalent to BC548. Input and output cables must be shielded.
This circuit was obtained from an old documentation, but as it uses still current components it can be...
This audio circuit has an output power of 1 W. We found it in the Radio Electronics magazine of...
This circuit that uses only discrete components (transistors) mimics the sound of an American...