Found in an Electronic Engineering from the 80's, this circuit makes use of components of the time. The circuit can be implemented with modern equivalent components.
Frequency modulated signals up to 500 kHz can be decoded with the PLL we show. The demodulated signal...
When operating near a medium wave radio, the signal frequency changes and this can be heard on the...
This 1967 Electronics World circuit is suitable for frequencies up to 1 MHz. The setting applies...