This transmitter for the 2-meter range with a power of 1.5 W was found in a magazine 73 for radio amateurs. No information was provided about the coils.
We found this circuit in a 1998 documentation. The circuit can also be used as a minutery...
This circuit supports several sets of coils and can oscillate from 1 to 44 MHz. The transistor is an old...
This circuit, obtained in an old publication, causes a second telephone bell to be played in a...