The original purpose of this circuit, which we find in old American documentation, is to modulate an RF carrier for telecommunications applications. Transistors support equivalents.
The circuit presented is a simple MW tuner that can be plugged into the input of any audio...
This circuit was obtained from an ancient American documentation. The coil consists of 80 to 100...
This circuit was found in a 1980s documentation, using a comparator from the time. The...