[time-nuts] WWV / WWVH / WWVB

Hal Murray hmurray at megapathdsl.net
Thu Nov 20 22:27:53 UTC 2008


>     If I can't get radios that have built in decoders for these
> stations, I'd be happy just receiving their audio and then trying to
> build my own decoder using a PIC or something... 

The typical short wave radio will give you audio on WWV/H.

WWVB is 60 KHz.  Most radios don't go that low.  The tiny modules only give 
you a carrier.  If you wanted to hear anything more than clicks, you would 
have to use that to gate a tone.

ntpd has a refclock driver for WWV/H.  I've never played with it.
  http://www.eecis.udel.edu/~mills/ntp/html/drivers/driver36.html
>From a quick scan, decoding would probably take more than a PIC.


-- 
These are my opinions, not necessarily my employer's.  I hate spam.







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