This is a commercial circuit from the year 1958. Transistors are germanium types and transformers and coils are hard to fild today. The circuit is destinated to the reception of medium wave stations.
This circuit was found in Linear Circuits Applications of Texas Instruments, originally using the...
This circuit with two operating modes was found in the September 1989 issue of Radio Electronics...
We found this circuit in the 1982 SGS Linear Integrated Circuits manual. The circuit is integrated is...