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Total 164 documents matching your query.

1. LF: RADCOM (score: 1)
Author: "lawrence mayhead" <>
Date: Sun, 28 Oct 2007 13:51:05 +0000
Actually I would simply like to see a copy of Radcom ! 73 Laurie G3AQC
/rsgb_lf_group-archives/html/rsgb_lf_group/2007-10/msg00160.html (10,211 bytes)

2. LF: GI/W QSO on 500kHz (score: 1)
Author: "lawrence mayhead" <>
Date: Wed, 14 Nov 2007 10:40:15 +0000
Perseverance pays off ! Congratulations to both Finbar and Jay. This must be a first. 73 Laurie G3AQC
/rsgb_lf_group-archives/html/rsgb_lf_group/2007-11/msg00188.html (8,750 bytes)

3. LF: Re.Grabber (score: 1)
Author: "lawrence mayhead" <>
Date: Wed, 26 Dec 2007 16:32:16 +0000
Hi All, Now transmitting on 136,319.5kHz to avoid possible Loran at 320. QRSS 90sec dots. 73 Laurie
/rsgb_lf_group-archives/html/rsgb_lf_group/2007-12/msg00073.html (8,755 bytes)

4. LF: Re.(137) last night (score: 1)
Author: "lawrence mayhead" <>
Date: Thu, 27 Dec 2007 11:10:46 +0000
Hi Jean Pierre, Many thanks for the report and screen shots, what a pile up ! So lucky that we all managed to avoid giving each other QRM. Pity that conditions we not so good I saw nothing on Laurenc
/rsgb_lf_group-archives/html/rsgb_lf_group/2007-12/msg00396.html (9,446 bytes)

5. LF: Grabber (score: 1)
Author: "lawrence mayhead" <>
Date: Wed, 26 Dec 2007 09:33:16 +0000
Hi Laurence and Dmitry, I also saw the very clear "O" on Lawrence's grabber, but did you notice traces lower on 318/318.5 of a signal drifting up in frequency at about 21:00 could this have been PE1R
/rsgb_lf_group-archives/html/rsgb_lf_group/2007-12/msg00475.html (9,575 bytes)

6. LF: Last night G3AQC (score: 1)
Author: "lawrence mayhead" <>
Date: Wed, 19 Dec 2007 21:56:30 +0000
Dear Dmitry, Many thanks for the report, still trying to reach Singapore! 73 Laurie
/rsgb_lf_group-archives/html/rsgb_lf_group/2007-12/msg00501.html (8,748 bytes)

7. LF: Re.Grabber (score: 1)
Author: "lawrence mayhead" <>
Date: Wed, 26 Dec 2007 11:49:28 +0000
Hi Marcus, Many thanks for the identification. Very encouraging ! Normally my sig. does not drift but since I had only just switched on having been out all day and the shack was cold to start, I gues
/rsgb_lf_group-archives/html/rsgb_lf_group/2007-12/msg00526.html (9,050 bytes)

8. LF: Re. LF Receivers (score: 1)
Author: "lawrence mayhead" <>
Date: Wed, 23 Jan 2008 14:34:17 +0000
Well I managed to fix my RA1792 receiver at last! But all this investigation has whetted my appetite for something better. At the moment I am torn between the AOR7030, conventional non DSP a bit diff
/rsgb_lf_group-archives/html/rsgb_lf_group/2008-01/msg00014.html (9,994 bytes)

9. Re: LF: Re. GM4SLV Grabber (score: 1)
Author: "lawrence mayhead" <>
Date: Mon, 28 Jan 2008 10:48:00 +0000
caused by AGC action, usually during the evening, when DI2AM is fairly strong. I tried running with the AGC off. Once the RF gain has been set correctly, works well. The downside is that it severely
/rsgb_lf_group-archives/html/rsgb_lf_group/2008-01/msg00041.html (13,221 bytes)

10. Re: LF: 136 TA Tonight (score: 1)
Author: "lawrence mayhead" <>
Date: Tue, 1 Jan 2008 12:11:58 +0000
Thanks John, Nice to know I can still get a signal across. Happy New Year to you and yours Laurie On 01/01/2008, John Andrews < > wrote: Caught a fairly ghostly "AQ" in the local noise
/rsgb_lf_group-archives/html/rsgb_lf_group/2008-01/msg00128.html (9,904 bytes)

11. LF: Re.LF Receiver (score: 1)
Author: "lawrence mayhead" <>
Date: Fri, 11 Jan 2008 22:28:19 +0000
Many thanks for all the replies to my mail. I have looked at the spec. for the AOR 7030 and it certainly looks fine, but I am put off by the Menu operating system. I liked the Racal it was simple to
/rsgb_lf_group-archives/html/rsgb_lf_group/2008-01/msg00136.html (9,365 bytes)

12. LF: First night on 600m (score: 1)
Author: "lawrence mayhead" <>
Date: Wed, 30 Jan 2008 10:42:34 +0000
Hi Rik, Many thanks for the QSO, it was great to work a new country.Your signal was S5 with QSB at 20:00 when we worked but improved to S6/7 with deep QSB later. Hope you get the PA sorted soon, I am
/rsgb_lf_group-archives/html/rsgb_lf_group/2008-01/msg00148.html (9,453 bytes)

13. Re: LF: Low long wires (score: 1)
Author: "lawrence mayhead" <>
Date: Wed, 23 Jan 2008 14:42:58 +0000
I tried a beverage here on 80 M (about 600ft long) and found it quite directional and low noise, by the way it was only 1m high and went mainly through dense shrubs and trees,over clay soil. I tried
/rsgb_lf_group-archives/html/rsgb_lf_group/2008-01/msg00213.html (12,363 bytes)

14. LF: Re. HAARP (score: 1)
Author: "lawrence mayhead" <>
Date: Tue, 22 Jan 2008 12:37:02 +0000
Not strictly LF, I know, but I am interested in propagation especially, trans- polar routes. BUT what exactly is this experiment proving ? I don't doubt that several Mw directed at the moon will resu
/rsgb_lf_group-archives/html/rsgb_lf_group/2008-01/msg00239.html (9,125 bytes)

15. LF: LF Receiver (score: 1)
Author: "lawrence mayhead" <>
Date: Wed, 16 Jan 2008 13:51:25 +0000
Many thanks to those who responded to my mail on the subject of receivers for LF/QRSS. and my problems with my 1792. Paul Hendrik for the URL re circuits Tracey Gardner for the e'bay lead, and Warren
/rsgb_lf_group-archives/html/rsgb_lf_group/2008-01/msg00246.html (11,834 bytes)

16. LF: LF Receiver (score: 1)
Author: "lawrence mayhead" <>
Date: Fri, 11 Jan 2008 18:45:19 +0000
I have for a long time used a Racal 1792 reciever for QRSS modes on LF. This receiver failed recently,and I have been looking for a replacement receiver. This search reveals a problem most modern rec
/rsgb_lf_group-archives/html/rsgb_lf_group/2008-01/msg00330.html (10,461 bytes)

17. LF: Re. GM4SLV Grabber (score: 1)
Author: "lawrence mayhead" <>
Date: Mon, 28 Jan 2008 09:48:31 +0000
John, I have been looking at your excellent 500kHz Grabber and notice that some strong signals are de-sentising the receiver and causing other weaker signals to show up less clearly. I belive you are
/rsgb_lf_group-archives/html/rsgb_lf_group/2008-01/msg00479.html (9,479 bytes)

18. LF: Odd Signal ! (score: 1)
Author: "lawrence mayhead" <>
Date: Sat, 2 Feb 2008 13:31:20 +0000
What is "warble " signal ON TOP of G0MRF Becon?, 503.7 kHz if no one else hears this then I have a bad case of breakthrough ! Thanks Laurie
/rsgb_lf_group-archives/html/rsgb_lf_group/2008-02/msg00077.html (8,983 bytes)

19. Re: LF: water heated by soundwaves (score: 1)
Author: "lawrence mayhead" <>
Date: Fri, 1 Feb 2008 10:12:56 +0000
Okay Rick on ultrasonics...Had a practical experience with that with the break up of kidney stones by ultasonics...Called here the lithotrypsey machine or name like it....they zerode.. in on my kidn
/rsgb_lf_group-archives/html/rsgb_lf_group/2008-02/msg00106.html (13,704 bytes)

20. Re: LF: Re: 500kHz Activity (score: 1)
Author: "lawrence mayhead" <>
Date: Thu, 28 Feb 2008 15:37:36 +0000
Call CQ and see what happens. -- Original Message -- From: lawrence mayhead To: rsgb Has anyone heard any signals on 500kHz during the last
/rsgb_lf_group-archives/html/rsgb_lf_group/2008-02/msg00123.html (12,179 bytes)


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