[Lowfer] 29.499 OP2H for evening...

[jrusgrove at comcast.net]

Dex

Are you transmitting during the day today?

Jay


----- Original Message ----- 
From: "Dexter McIntyre W4DEX" <dexter.mc at gmail.com>
To: <k3siw at sbcglobal.net>; "Discussion of the Lowfer (US, European, &amp;UK) and MedFer bands" 
<lowfer at mailman.qth.net>
Sent: Saturday, March 22, 2014 8:54 AM
Subject: Re: [Lowfer] 29.499 OP2H for evening...


> Garry,
>
> I was using a new coil which shows considerably more antenna current.  I overshot slightly on the 
> inductance so have to use several transmitting capacitors in series with antenna to raise the 
> frequency from 29.170.  Last night with two .02 uf caps in parallel the resonant frequency was a 
> bit above 29.501.  I sure hate to remove or tap windings on the new coil.  I'll see if I can 
> parallel a few more capacitors to bring the frequency down to exactly 29.501.  I'll have a QRSS 60 
> signal on at times during the day.
>
> Dex
>
> Garry Hess wrote:
>> Poor conditions here, especially at the 2330Z alleged start. Didn't even get a deep-search 
>> detection around 0140Z, the expected completion time for the first sequence. Fired up ARGO at 
>> QRSS60 and did see WG2XBA/1 weakly at 29.499 kHz, along with WG2XBA/4 up 2 Hz. Later the SNR was 
>> sufficient for deep-search decodes of both, but only a single regular opera decode succeeded.
>>
>> By morning VLF signals from Australia (NWC on 19.8 kHz) and the trio of Alpha stations were 
>> decent. But WG2XBA/4 was still weak, even with the loop re-aimed to that direction. Higher up 
>> DGPS stations from WA on 316 kHz and NV on 312 kHz were fine, but CA on 321 kHz was weak even 
>> though it did decode. 518 kHz Navtex via an eprobe decoded messages from area 4 stations 
>> A,B,C,E,F,G,I,N,P,R,U,and X but only station W in area 12.
>>
>> deep-search opera, loop antenna aimed East
>> 2014-03-22 07:16:00 WH4XBA 1022km 29501.000Hz 3mHz -52.8dBOp  93% 17.5dB
>> 2014-03-22 05:01:35 WH1XBA  934km 29499.000Hz20mHz -42.7dBOp  98% 20.1dB
>> 2014-03-22 02:53:48 WH4XBA 1022km 29501.000Hz 3mHz -54.4dBOp  92% 15.6dB
>> 2014-03-22 02:50:19 WH1XBA  934km 29499.000Hz 2mHz -49.8dBOp  74% 16.3dB
>> 2014-03-22 02:50:19 WH1XBA  934km 29499.000Hz 2mHz -49.8dBOp  74% 16.3dB
>>
>> 05:01 28 WH1XBA Op2H -38 dB   |-------...-------| Fade: 5%
>> ***********  22/03/2014  ***********
>>
>
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