[Lowfer] 8822 Hz on at 2200Z
Douglas D. Williams
kb4oer at gmail.com
Wed Dec 17 18:26:40 EST 2014
It seems like I may be the only "normal" one in this group. The rest of you
seem to be protecting yourselves with aluminum foil hats from the space
alien thought probes. ;-)
Anyway, Dex, you sig is strong and steady here with QRSS600 "slow".
https://dl.dropboxusercontent.com/u/33457409/121714.jpg
D. KB4OER
On Wed, Dec 17, 2014 at 6:14 PM, Dexter McIntyre W4DEX <dexter.mc at gmail.com>
wrote:
>
> Garry wrote:
>
>>
>> I got a tantalizing "signal" peak for a couple of hours around noon local
>> time (1800Z). A marker from my GPS-locked SLM is a bit low, but the
>> "signal" is even lower if the intent is to be exactly on 8822.0 Hz. I
>> recall your Nov 30 note where Paul Nicholson reported your signal 0.01 Hz
>> low, so it's possible the "signal" is really W4DEX.
>>
> Garry,
>
> The .01 Hz low signal was determined not to be mine. I had announced a
> GPS locked 8822 transmission but when it didn't show up as expected on the
> Forrest, VA site I discovered the HP SLM 10 MHz ref input cable from the
> Z3801 was open due to stress on the cable pulling the BNC pin out so it
> wasn't making contact. So with the internal reference oscillator loop back
> cable connected the SLM was free running much farther off frequency than
> 0.01 Hz. That was corrected then the signal showed up on the VA spectrum
> dead on freq. Paul had high confidence in the frequency accuracy of the
> Forrest VA site. Here a current plot showing the signal:
>
> http://46.4.26.83/sp8822_vlf35.png
>
> I believe Paul has it updating at either 10 or 20 minute intervals.
>
>> I should look into tying my soundcard sampling rate to 1pps GPS ticks.
>>
> I've been recently trying to accomplish that here with SpecLab. Looks
> like SpecLab is seeing the GPS pulse but wont lock in. I'll work on this
> a while longer before I give up and ask for help :)
>
>> I've begun running Spectrum Laboratory with an FFT size of 131k. The
>> software isn't likely to even acquire by the time you QRT (it will take
>> about 5 hours, and even longer for the waterfall to display results), but
>> I'll let it run over night and perhaps you'll transmit again tomorrow.
>>
> The 8822 Hz carrier has been on for over 26 hours now and is running
> stable at a bit over 1 amp to the wire. I plan to let it run overnight
> unless something unusual happens.
> Speaking of unusual, I have a constant high frequency tone in my head.
> Figured I was hearing the amp while in the shack and the coil when near
> it. But when I went down the drive to get the mail I was still hearing
> it. That's over 500 feet from the antenna. Wife and cat seem to be normal
> but maybe I should advise someone if something strange happens to us so
> they will have a clue as what may have been the cause.
>
> Dex
>
>>
>> 73, Garry, K3SIW
>>
>>
>> ------------------------------------------------------------------------
>>
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>>
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