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Date: Fri, 28 Feb 2014 19:10:17 +0100
From: Tobias DG3LV <DG3LV@gmx.net>
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References: <PAEFLMFGBDKKCONLMLBIEEHBEFAA.ganymede444@btopenworld.com> <5310AE5D.5050602@tiscali.co.uk>
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Subject: Re: LF: RE: BIA NDB
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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*
>>>>
>>>>      .
>>>>
>>
>