quadrature demodulator

No Tune NE602 / NE612 FM Demodulator

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No tune FM demodulator using a NE602 or any of its derivatives like the NE612, SA602, and SA612.

FM demodulators have and always will be desired circuits. Many circuit designs use old and obsolete parts or appear to be too complicated for beginners. This design shows a very simple FM demodulator, a quadrature demodulator to be precise, for a 455 KHz IF using only a handful of parts and an NE602. The NE602 … [Read more…]