[time-nuts] AM Broadcast stations as a frequency reference...
Connie Marshall
connie.marshall at suddenlink.net
Fri Oct 14 20:00:10 UTC 2011
I have not checked these in the last few months, but might be worth a listen.
http://k5cm.com/AM%20BR0ADCAST%20STATIONS.htm
73
Connie, K5CM
Connie's iPhone
On Oct 14, 2011, at 7:22 AM, paul swed <paulswedb at gmail.com> wrote:
> Thank you now I have some closer targets to look at.
>
> On Thu, Oct 13, 2011 at 11:51 PM, Charles P. Steinmetz <
> charles_steinmetz at lavabit.com> wrote:
>
>> Paul wrote:
>>
>> Curious if anyone knows of central or eastern US stations that would be
>>> gps locked.
>>>
>>
>> I believe the following are:
>>
>> 710 WOR New York
>> 810 WGY Schenectady*
>> 860 CJBC Toronto*
>> 880 WCBS New York
>> 960 WELI New Haven
>> 1000 WMVP Chicago*
>> 1030 WBZ Boston
>> 1060 KYW Philadelphia*
>> 1140 WRVA Richmond*
>> 1180 WHAM Rochester
>>
>> Note that the synthesizer used to generate the carrier from the GPS source
>> may not have a resolution of exactly 1.000000 Hz, so some of the GPS-locked
>> stations are off nominal by one or two tenths of a Hz. The stations with
>> asterisks above are examples. Also, note that atmospheric effects
>> phase-modulate the skywave path, so expect as much as +/- 0.5 Hz wander
>> (usually less) on DX carriers at night. Finally, the stations will not
>> always be running with GPS discipline (during maintenance, failures, etc.).
>>
>>
>> Best regards,
>>
>> Charles
>>
>>
>>
>>
>>
>>
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