This simple wireless microphone circuit for the MW band was found in an old American documentation. The coil is the oscillator of an old MW radio.
This circuit, well known, since it is already present in other points of this website, is from an...
This 12 V source provides 12A of maximum current and is suitable for powering mobile equipment. The...
This circuit is from a 1976 documentation. It uses an operation that is still common in our...