Found in an old American documentation this FM modulator makes use of a varactor diode. The circuit can be easily implemented given the small number of components used.
We found this circuit in Motorola's Circuit Applications for the Triac 1971 manual. The circuit is for ½...
The assembly of a good multimeter meets only one obstacle: the precision that is obtained depends on...
This circuit was obtained from an Electronics World magazine from 1992. The circuit provides an...