From: Roman RW3ADB <rw3adb@rambler.ru>
To: <rsgb_lf_group@blacksheep.org>
Date: Thu, 21 Jan 2010 02:35:06 +0300
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Subject: Re: LF:498.8
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Hi Gary, LF!
OK, I'm understood.
There is no any ideas what is a signal?

Roman

* Gary - G4WGT <g4wgt@tiscali.co.uk> [Fri, 15 Jan 2010 10:24:36 +0000]:
> Roman, LF,
>
> I realise I have resolved the issue of the "signal" but the spectrum
> line
> that appeared at the bottom of the display looked like it was a 
repeated
> 1
> minute segment. It was in fact a continuous signal which was broken 
into
> 1
> minute lengths by the time label at the bottom which is in a black box
> for
> clearer display.
>
> 73, Gary - G4WGT
>
>
> 2010/1/14 Roman RW3ADB <rw3adb@rambler.ru>
>
> > Hi Gary, LF!
> > TNX to all for the details and participation in identification.
> > I thought about an NDB, but signal was so very long 1 minute.
> > Is't real to be an NDB ID.
> > Some time he was like a carrier on the screen.
> >
> > * Gary - G4WGT <g4wgt@tiscali.co.uk> [Thu, 14 Jan 2010 20:10:59
> +0000]:
> >
> >> Hi All at LF,
> >>
> >> Update on previous mails regarding 498.800 kHz.
> >>
> >> The signal is not really there, I tried to Rx it on my "real" 
radios
> >> using
> >> my 500 kHz vertical & there was nothing there. I was able to Rx a
> >>
> > couple
> >
> > Do you tried to rx today or yesterday?
> > That signal is absent today on the grabber.
> >
> >  of
> >> NDB's a little lower at good strength but nothing on 498.800 kHz. 
Yet
> >>
> > it
> >
> >> was
> >> there good & strong on the SoftRock SDR I use for the grabber.
> >>
> >> My next move was to connect to another sound card & not only was 
the
> >> signal
> >> not there on 498.800 kHz a great deal of hash & other interference
> had
> >> disappeared as well.
> >>
> >> You will notice a much better display now on the grabber, the sound
> >>
> > card
> >
> >> is
> >> an external Creative Sound Blaster Live 24 bit.
> >>
> >> 73, Gary - G4WGT.
> >>
> >>
> >>
> >> 2010/1/14 Gary - G4WGT <g4wgt@tiscali.co.uk>
> >>
> >> > Hi Tracey,
> >> >
> >> > Thanks, I have looked at the list & the nearest is the following
> >>
> > UNID
> >
> >> :-
> >> >
> >> >
> >>
> >>  498.7<
> >
> 
http://www.classaxe.com/dx/ndb/reu/?mode=signal_list&filter_khz_1=498.7&filter_khz_2=498.7&limit=-1
> > >
> >
> >> > *NT*   0   UNID
> >>
> >>
> 
XUU<http://www.classaxe.com/dx/ndb/reu/?mode=signal_list&filter_itu=XUU>
> >
> >> >    UNID ENG IRL *2* 2005-08-28
> >> > Not sufficient info at the moment, I will see if I can copy an ID
> >> when/if
> >> > it gets strong enough.
> >> >
> >> > 73, Gary - G4WGT.
> >> >
> >> >
> >> >
> >> > 2010/1/14 Tracey Gardner <tracey.gardner@talktalk.net>
> >> >
> >> >  Hello Gary
> >> >>
> >> >> Have you checked the REU list for your signal?
> >> >>
> >> >> http://www.classaxe.com/dx/ndb/reu/
> >> >>
> >> >> If you do a search between 497kHz and 500kHz you'll find that
> there
> >> are a
> >> >> good number of unid NDBs in that area.
> >> >>
> >> >> Tracey
> >> >>
> >> >>
> >> >> ----- Original Message -----
> >> >> *From:* Gary - G4WGT <g4wgt@tiscali.co.uk>
> >> >> *To:* rsgb_lf_group@blacksheep.org
> >> >> *Sent:* Thursday, January 14, 2010 11:53 AM
> >> >> *Subject:* Re: LF:498.8
> >> >>
> >> >> Hi Roman, LF,
> >> >>
> >> >> I have also noticed the signal on 498.800 kHz.
> >> >>
> >> >> I have looked back at 3 days grabber saves & the signal fades in
> at
> >> about
> >> >> 1530utc & fades out at about 0700utc the following morning. At
> >>
> > times
> >
> >> there
> >> >> appears to an accompanying parallel signal about 1 kHz higher
> which
> >> looks
> >> >> like an NDB ID (see attachment), but nothing on my lists for an
> NDB
> >> on that
> >> >> frequency.
> >> >>
> >> >> I will set up another SpecLab to monitor that frequency & a few
> kHz
> >> either
> >> >> side to watch for an ID type signal on the LF side as well as 
the
> >>
> > HF
> >
> >> side of
> >> >> the carrier. I will report my findings to LF for anyne who may 
be
> >> >> interested.
> >> >>
> >> >> 73,  Gary - G4WGT.
> >> >>
> >> >>
> >> >> 2010/1/14 Roman RW3ADB <rw3adb@rambler.ru>
> >> >>
> >> >>>
> >> >>> Hi LF!
> >> >>> What is a signal are visible onto G4WGT grabber around 498.8 
kHz?
> >> >>> http://rw3adb.narod.ru/2010/20100113_498.8/capt500-4.jpg
> >> >>> http://rw3adb.narod.ru/2010/20100113_498.8/capt500-4.1.jpg
> >> >>>
> >> >>> --
> >> >>> Roman RW3ADB.
> >> >>>
> >> >>>
> >> >>
> >> >
> >>
> >
> >
> >
> >
> > --
> > Roman RW3ADB.
> >
> >




--
Roman RW3ADB.