We found this circuit in a Radio Electronics from October 1963. The circuit uses an output transformer with a center tap. The trimpot is adjusted for higher gain and lower quiescent current.
Used in audio circuits in the excitation of output stages, this circuit provides audio signals with...
This circuit was obtained in an English magazine from 1978. We can easily assemble it because all...
We found this circuit in an old documentation from the 70s. The text is the original one of the...