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.
April 23, 2015 - Mouser Electronics, Inc., the global authorized distributor with the newest...
September 2017 - Mouser Electronics announces the availability of new MIC28514T series DC-DC...
Found in a 1980s documentation, this circuit detects when the voltage drops below 11 V. Other...