Envelope-to: dave@picks.force9.co.uk
Delivery-date: Thu, 23 Feb 2006 02:38:34 +0000
From: Warren K2ORS/WD2XGJ <k2ors@comcast.net>
To: rsgb_lf_group@blacksheep.org,  rsgb_lf_group@blacksheep.org
Cc: MarkusVester@aol.com
Date: Thu, 23 Feb 2006 02:37:34 +0000
Message-Id: <022320060237.7167.43FD1FEE0004671A00001BFF22058891160B97010D0A020E06979D0E03@comcast.net>
Subject: Re: LF: XGJ, NA, XES and DRP (Feb 21/22)
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Hi Markus,

    Thank you for the report.
 I am now experimenting with a new keyer that will allow me to mix different qrss and cw speeds - so probably some new errors as I learn the programming features!

--
73 Warren K2ORS/WD2XGJ
FN42hi
http://www.w4dex.com/wd2xgj.htm

 -------------- Original message ----------------------
From: MarkusVester@aol.com
> Dear John, Warren and Joe,
> 
> last night, strong TA signals from XGJ, NA and XES appeared on the grabber 
> screen. The  phase masurement on John's carrier looked like this (same 
> parameters as yesterday):
> 
> 
> 
> The results of the CT1DRP phase display in the Eu-grabber panel during the 
> last 24 hours are not quite clear to me. There seemed to be a systematic, slow 
> colour cycling (about 360 deg/hour "clockwise") on both DFCW frequencies 
> (22:00-22:00, 2 min/pix, 2 hour ticks):
> 
> 
> 
> I first suspected that the 0.1 Hz software modulator used to split up the 
> 136318 Hz GPS line might be inaccurate, however this would have caused equal but 
> opposite phase roll on the two frequencies (one too high, the other too low). 
> So it looks to me as if Brian's frequency was 2E-9 low on average, but then 
> again, this doesn't really make sense for a GPS locked TX. Could it somehow have 
> to do with the DFCW switching?
> 
> 73 and best of luck
> 
> Markus, DF6NM