[Lowfer] 8822 Hz on at 2200Z
Douglas D. Williams
kb4oer at gmail.com
Wed Dec 17 19:10:19 EST 2014
All this is said "in jest" of course. Not sure how well the "wink"
translates across the "webnet". ;-)
D. KB4OER
On Wed, Dec 17, 2014 at 6:26 PM, Douglas D. Williams <kb4oer at gmail.com>
wrote:
>
> 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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