This circuit was obtained in an old documentation, but it is still current by the used components. The circuit must be powered by a 12 V regulated power source.
This stereo preamp uses only two germanium transistors. The circuit was found in old documentation using...
We found this preamp circuit with tone control for bass and guitar in a 1987 documentation....
We found this receiver in old documentation. The transistor is made of germanium and the...