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21. LF: OT - Possible Interference from Solar PV Farm Inverters? (score: 1)
Author: "Tracey Gardner" <[email protected]>
Date: Fri, 11 Mar 2011 16:26:54 +0100
I wonder if anyone on the list has experienced or has any knowledge of interference caused by the Grid Tie Inverters used in Solar PV farms? There is a proposal for a 4.4MW Solar PV farm about one mi
/rsgb_lf_group-archives/html/rsgb_lf_group/2011-03/msg00451.html (11,665 bytes)

22. Re: LF: MB beacon 499.05kHz Who?? (score: 1)
Author: "Tracey Gardner" <[email protected]>
Date: Sun, 17 Apr 2011 22:40:47 +0100
Hello Gary, Peter and all It's a good signal down here in Lincolnshire. It is a bit stronger on my E/W loop than my N/S loop and coupled with your location, I'd take an educated guess at the north-we
/rsgb_lf_group-archives/html/rsgb_lf_group/2011-04/msg00291.html (11,926 bytes)

23. Re: LF: Ferrite RX antennas (score: 1)
Author: "Tracey Gardner" <[email protected]>
Date: Mon, 15 Aug 2011 16:42:40 +0100
I think that it's because their Customs procedures are so irksome? I have a friend in the US who ships items over for me and he complains about all the paperwork that he has to complete. 73s Tracey H
/rsgb_lf_group-archives/html/rsgb_lf_group/2011-08/msg00665.html (11,523 bytes)

24. LF: OT - Butane Powered Soldering Iron? (score: 1)
Author: "Tracey Gardner" <[email protected]>
Date: Mon, 17 Oct 2011 11:09:21 +0100
My apologies for the off topic enquiry. I'm considering buying a butane powered soldering iron for use on antennas in the garden and fields. I'd be grateful for any recommendations or other comments,
/rsgb_lf_group-archives/html/rsgb_lf_group/2011-10/msg00206.html (8,930 bytes)

25. LF: Lack of Interference Problems (score: 1)
Author: "Tracey Gardner" <[email protected]>
Date: Wed, 02 Nov 2011 18:37:32 +0100
Hello Warren Checking the RNA website, I'm not surprised that you haven't had any problems on your side of the pond as there are only ten North American loggings in the 460 - 480kHz part of the spect
/rsgb_lf_group-archives/html/rsgb_lf_group/2011-11/msg00357.html (11,934 bytes)

26. LF: Re: 8kHz of spectrum (score: 1)
Author: "Tracey Gardner" <[email protected]>
Date: Wed, 02 Nov 2011 17:15:01 +0100
There are a mere 68 active NDBs in that segment. 73s Tracey -- Original Message -- From: [email protected] Laurence KL7UK To: [email protected] [email protected] Se
/rsgb_lf_group-archives/html/rsgb_lf_group/2011-11/msg00608.html (12,521 bytes)

27. Re: LF: Re: WRC-12 Approves the New 472-479 kHz Amateur Radio Allocation (score: 1)
Author: "Tracey Gardner" <[email protected]>
Date: Wed, 15 Feb 2012 23:23:06 +0100
Hello Clemens NDBs are generally modulated with either 1020Hz or 400Hz. In the frequency range concerned there is a mix, but it is predominantly 1020Hz You can see what has been received and their de
/rsgb_lf_group-archives/html/rsgb_lf_group/2012-02/msg00010.html (11,125 bytes)

28. Re: LF: Re: WRC-12 Approves the New 472-479 kHz Amateur Radio Allocation (score: 1)
Author: "Tracey Gardner" <[email protected]>
Date: Tue, 14 Feb 2012 19:13:32 +0100
Hello Mal I've just done a count and 11 of the 29 have been heard in the UK. SA on 474.5khz and BIA on 474kHz, both from Poland are regular daytime signals with me. 73s Tracey -- Original Message --
/rsgb_lf_group-archives/html/rsgb_lf_group/2012-02/msg00031.html (14,114 bytes)

29. LF: Re: Re: WRC-12 Approves the New 472-479 kHz Amateur Radio Allocation (score: 1)
Author: "Tracey Gardner" <[email protected]>
Date: Wed, 15 Feb 2012 10:04:40 +0100
Hello Jim I had a very brief listen last night and heard the following. RP 474.878kHz Malacky - Kuchyna, Slovakia 1347km PT 473.983kHz Petrovskoye, Russia 2744km BIA 475.034kHz Rzeszow / Jasionka, Po
/rsgb_lf_group-archives/html/rsgb_lf_group/2012-02/msg00090.html (14,952 bytes)

30. LF: Re: NDBs & WRC-12 LF band allocation (score: 1)
Author: "Tracey Gardner" <[email protected]>
Date: Mon, 27 Feb 2012 12:52:12 +0100
Hello Ken I doubt it, but you never know. I've just checked our Received In Europe (REU) database and there are some 29 inactive NDBs listed in the 472-479kHz range. If they were all to become active
/rsgb_lf_group-archives/html/rsgb_lf_group/2012-02/msg00245.html (13,275 bytes)

31. Re: LF: Re: WRC-12 Approves the New 472-479 kHz Amateur Radio Allocation (score: 1)
Author: "Tracey Gardner" <[email protected]>
Date: Tue, 14 Feb 2012 18:36:11 +0100
Hello Mal You mean quiet apart from the 29 NDBs located in that segment? 73s Tracey -- Original Message -- From: "mal hamilton" <[email protected]> To: <[email protected]> Sent: Tuesda
/rsgb_lf_group-archives/html/rsgb_lf_group/2012-02/msg00317.html (12,643 bytes)

32. LF: WRC-12 Approves the New 472-479 kHz Amateur Radio Allocation (score: 1)
Author: "Tracey Gardner" <[email protected]>
Date: Tue, 14 Feb 2012 15:23:51 +0100
From the Topband list According to a WRC-12 attendee, AI 1.23 just passed first and second reading. We now have a secondary amateur allocation at 472-479 kHz! 73 Frank W3LPL
/rsgb_lf_group-archives/html/rsgb_lf_group/2012-02/msg00487.html (9,824 bytes)

33. Re: LF: Re: Band 472_479 (score: 1)
Author: "Tracey Gardner" <[email protected]>
Date: Sat, 18 Feb 2012 18:54:54 +0100
Hello Laurence Talking of K9AY antennas, I've just bought a couple of 10m EXTRA telescopic grp masts from an outfit in Germany. http://www.dx-wire.de/brit/ They make excellent K9AY supports as they a
/rsgb_lf_group-archives/html/rsgb_lf_group/2012-02/msg00582.html (11,509 bytes)

34. LF: Re: NF MF (score: 1)
Author: "Tracey Gardner" <[email protected]>
Date: Fri, 22 Jun 2012 14:24:24 +0100
Hello Mal You don't quote the all important, the bandwidth that you were taking these measurements in. I've just done a quick look on my receiver. 20kHz DDC bandwidth and 10Hz selectivity Noise floor
/rsgb_lf_group-archives/html/rsgb_lf_group/2012-06/msg00105.html (10,644 bytes)

35. LF: Re: SA (score: 1)
Author: "Tracey Gardner" <[email protected]>
Date: Tue, 19 Jun 2012 14:37:27 +0100
Hello mal That's from Darlowo in Poland, a military airfield I believe and the NDB is activated when required. It's just over 700 miles from me and is always a good signal. 73s Tracey -- Original Mes
/rsgb_lf_group-archives/html/rsgb_lf_group/2012-06/msg00178.html (9,768 bytes)

36. Re: LF: CW on 477.5 kHz (score: 1)
Author: "Tracey Gardner" <[email protected]>
Date: Sat, 16 Jun 2012 23:23:34 +0100
I had a poor copy on DJ2LF here due to the QRN, had that not been around he would have been quite readable. 73s Tracey G5VU -- Original Message -- From: [email protected] Stefan S
/rsgb_lf_group-archives/html/rsgb_lf_group/2012-06/msg00448.html (12,333 bytes)

37. Re: LF: CW on 477.5 kHz (score: 1)
Author: "Tracey Gardner" <[email protected]>
Date: Sat, 16 Jun 2012 21:56:58 +0100
I'm getting a good signal from you here in the UK 73s Tracey G5VU Hi Jan, Thanks for the info. Are you ready for a QSO? We can try. When i disconnect the antenna, the noise drops by more than 40 dB,
/rsgb_lf_group-archives/html/rsgb_lf_group/2012-06/msg00460.html (10,676 bytes)

38. Re: LF: SDR programs (score: 1)
Author: "Tracey Gardner" <[email protected]>
Date: Thu, 21 Jun 2012 22:31:00 +0100
Hello Pete If we're talking about low priced SDRs, there is a relatively new kid on the block in the form of the Afedri SDR-Net from Israel. It is what I will refer to as a "proper" SDR i.e. a direct
/rsgb_lf_group-archives/html/rsgb_lf_group/2012-06/msg00496.html (14,865 bytes)

39. LF: Re: Fw: [rsgb_lf_group] Band Planning for 472 Khz Band ? (score: 1)
Author: "Tracey Gardner" <[email protected]>
Date: Fri, 15 Jun 2012 15:52:31 +0100
Hello mal In fact all the NDBs located in the new band are tone modulated. 73s Tracey -- Original Message -- From: [email protected] mal hamilton To: [email protected] rsgb Sent: Frida
/rsgb_lf_group-archives/html/rsgb_lf_group/2012-06/msg00547.html (16,751 bytes)

40. Re: LF: RE: New Opera QRG for 472 Khz Band ?? (score: 1)
Author: "Tracey Gardner" <[email protected]>
Date: Sat, 16 Jun 2012 12:44:47 +0100
If you're talking about spot on 477kHz there are four NDB carriers nominally on that frequency. 73s Tracey -- Original Message -- From: [email protected] Graham To: [email protected]
/rsgb_lf_group-archives/html/rsgb_lf_group/2012-06/msg00723.html (13,580 bytes)


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