[sdiy] simple PLL frequency-to-voltage converter?
music.maker at gte.net
Thu Nov 13 21:10:28 CET 2008
alfred.pear at gmail.com wrote:
>can anyone reccomend a schematic for a simple FVC using only PLLs
>and/or op amps as ICs?
>many of the circuits i've found seem to include dedicated ICs or logic chips..
Look at datasheets for a CD4046, some are better than others with more schematic examples,
but they are there. "Demodulated output" is a voltage that reflects the frequency.
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