[time-nuts] AM Broadcast Stations As Frequency Reference...

paul swed paulswedb at gmail.com
Fri Oct 14 19:07:45 UTC 2011

Boy Tom it would be interesting but I think I hear the $$ ringing up. SDR=
Humor aside.
Yesterday was a great example of why wwvb does not fair well in the eastern
>From about 10am-8pm the signal was right at the noise floor. I thought I
lost my pre-amp. Then went to the wwvb site and the monitoring stations were
reporting the same. Today everything is fine and stable.
No notices of power issues or propagation issues.
So even 1 station would be a plus and the AMs are very reasonable technology
wise to deal with.

On Fri, Oct 14, 2011 at 11:35 AM, Tom Van Baak <tvb at leapsecond.com> wrote:

> Would it be possible to use some form of SDR and massive
> but clever data processing to derive a standard frequency
> reference from *all* the AM stations simultaneously? With
> post-processing you could identify each station's weighted
> contribution to the ensemble, for better or worse, as well
> as plot diurnal variations and drift.
> /tvb
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