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.
This circuit makes use of a 741 single source operational amplifier to measure resistors on a...
This dual circuit was found in an 80s Siliconix documentation. The power source must be...
Fully-Certified Software Development Kit Leverages Hardware-Based Calculations to Create Fast,...