This circuit appeared in Amateur Radio Today in an issue and was found in a 1995 issue. The circuit is for the AM band up to 3 MHz. The transistors are general-purpose.
The circuit shown has a differential input and employs transistors of an array of matched types. The...
This tunable circuit was found in the May 1994 issue of Electronics Now magazine. The circuit has...
This circuit includes the power supply from the power grid. We found it in Radio Electronics from...