Re: LF: RE: BIA NDB

[Tobias DG3LV <DG3LV@gmx.net>]

Carrier 473.806 has been switched off at 18:00 UTC.

Am 28.02.2014 16:42, schrieb Gary - G4WGT:
> Hi Dave & all who left comments & observations.
>
> I am also still seeing the 473.800kHz carrier but not too strong & no
> signs of the BIA carrier.
> This morning I could not even detect the 473.8 carrier but has since
> shown up very weak & slow QSB to below noise.
> Since 1430utc it has started to show continuously gaining strength as
> time progresses.
>
> What puzzled me was the sudden apparent QSY from the BIA carrier
> frequency as seen on the capture.
>
> http://1drv.ms/1dFQW7L
>
> And later a carrier came slowly into view on 474.000kHz.
>
> I was also wondering if it could be an effect of the Auroral event
> yesterday ?
>
> *73, de Gary - G4WGT
>
> MF-LF-VLF Grabber :http://myweb.tiscali.co.uk/wgtaylor/grabber2.html
> Web :http://myweb.tiscali.co.uk/wgtaylor/index.html*
>
> .
>
> On 28/02/2014 15:17, Dave G3WCB. wrote:
> > Hi, Gary, Tobias, All,
> >
> > The carrier is still weakly audible here also (15-00 utc). It's about 12dB
> > above the noise, using my SPM-30 on the 24Hz bandwidth setting.
> >
> > The signal is very steady, which probably means I'm seeing just the
> > groundwave component.
> > I think it gets a lot stronger after dusk. At the moment, it's about -103
> > dBm.
> >
> > 73, Dave G3WCB IO91RM
> >
> > -----Original Message-----
> > From:owner-rsgb_lf_group@blacksheep.org
> > [mailto:owner-rsgb_lf_group@blacksheep.org]On Behalf Of Tobias DG3LV
> > Sent: 28 February 2014 11:18
> > To:rsgb_lf_group@blacksheep.org
> > Subject: Re: LF: RE: BIA NDB
> >
> >
> > Hi Gary, Stefan !
> >
> > The carrier at 473.806 is 30dB above noise here at (local) noon. Very
> > steady signal. BIA carrier 474.0 is barely visible, 5dB or less above
> > noise. Keying of BIA is not visible.
> >
> > (WSPR : G0HNW at -19dB, no QSB)
> >
> > 73 de dg3lv Tobias
> >
> > Am 28.02.2014 00:46, schrieb schaefer:
> > > Hi Gary,
> > >
> > > Same on my grabber. It is 10 dB stronger than BIA here, i.e. it is not
> > > BIA but another signal. BIA and its 2 sidebands is still on 474 kHz.
> > >
> > > 73, Stefan/DK7FC
> > >
> > >
> > > Am 27.02.2014 23:15, schrieb Dave G3WCB.:
> > > > Hi Gary.
> > > > I'm hearing the new carrier on 473.8 also. It doesn't seem to be
> > > > modulated. It's quite strong, but has some slow QSB, which would
> > > > indicate that is some distance away from my location.
> > > > 73, Dave G3WCB IO91RM
> > > >
> > > >      -----Original Message-----
> > > >      *From:*owner-rsgb_lf_group@blacksheep.org
> > > >      [mailto:owner-rsgb_lf_group@blacksheep.org]*On Behalf Of *Gary -
> > G4WGT
> > > >      *Sent:* 27 February 2014 21:48
> > > >      *To:*rsgb_lf_group@blacksheep.org;rsgb_lf_group@yahoogroups.co.uk
> > > >      *Subject:* LF: BIA NDB
> > > >
> > > >      Hi All,
> > > >
> > > >      NDB "BIA" seems to be much stronger than usual, also it seems to
> > > >      have QSY'd down a little to 473.800kHz.
> > > >      But in saying that it looks like it may be another carrier as I am
> > > >      seeing the BIA carrier also strong on its usual frequency
> > 474.000kHz.
> > > >      See this capture :-
> > > >
> > > >      http://1drv.ms/1dFQW7L
> > > >
> > > >      You should be able to move backwards & forwards within the series
> > > >      of captures.
> > > >      Comments please via LF.
> > > >
> > > >      --
> > > >      *73, de Gary - G4WGT
> > > >
> > > >      MF-LF-VLF Grabber :http://myweb.tiscali.co.uk/wgtaylor/grabber2.html
> > > >      Web :http://myweb.tiscali.co.uk/wgtaylor/index.html*
> > > >
> > > >      .