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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*LF\:\s+VLF\s+NA\s+Ebnaut\s*$/: 65 ]

Total 65 documents matching your query.

21. Re: LF: VLF NA Ebnaut (score: 1)
Author: Markus Vester <[email protected]>
Date: Fri, 29 Dec 2017 05:47:16 -0500
/rsgb_lf_group-archives/html/rsgb_lf_group/2017-12/msg00453.html (15,282 bytes)

22. Re: LF: VLF NA Ebnaut (score: 1)
Author: DK7FC <[email protected]>
Date: Fri, 29 Dec 2017 16:42:52 +0100
Am 29.12.2017 08:51, schrieb Paul Nicholson: I've examined the software at Forest and all appears to be working fine, at least as well as my own. OK Paul, thanks for working that out. A near field re
/rsgb_lf_group-archives/html/rsgb_lf_group/2017-12/msg00468.html (16,991 bytes)

23. Re: LF: VLF NA Ebnaut (score: 1)
Author: Wolfgang Büscher <[email protected]>
Date: Fri, 29 Dec 2017 17:56:15 +0100
Hi Paul, Concerning the different performance of VLF7 / Bielefeld: having other equipment connected at the radio club? < I don't think, since there was no one at the club besides myself for only half
/rsgb_lf_group-archives/html/rsgb_lf_group/2017-12/msg00470.html (14,078 bytes)

24. RE: LF: VLF NA Ebnaut (score: 1)
Author: <[email protected]>
Date: Fri, 29 Dec 2017 15:53:17 -0500
Stefan and Paul, I had been guessing issues in or near the receiver, as in your comments below, and the near field reference sounded like a great idea. I thought I would mention that on a few occasio
/rsgb_lf_group-archives/html/rsgb_lf_group/2017-12/msg00488.html (18,459 bytes)

25. Re: LF: VLF NA Ebnaut (score: 1)
Author: DK7FC <[email protected]>
Date: Sat, 30 Dec 2017 14:22:11 +0100
Thanks Jim, I would be helpful to understand what causes these phase variations. And in a next step it would be nice to learn how to predict / estimate the phase variation. This would allow to correc
/rsgb_lf_group-archives/html/rsgb_lf_group/2017-12/msg00494.html (19,611 bytes)

26. Re: LF: VLF NA Ebnaut (score: 1)
Author: Markus Vester <[email protected]>
Date: Sat, 30 Dec 2017 08:39:32 -0500
/rsgb_lf_group-archives/html/rsgb_lf_group/2017-12/msg00495.html (17,480 bytes)

27. Re: LF: VLF NA Ebnaut (score: 1)
Author: Paul Nicholson <[email protected]>
Date: Sat, 30 Dec 2017 13:48:07 +0000
Measurements after two repeats of the new letter: Todmorden (3575 km) -- 28/29 Eb/N0 +11.4 dB, S/N -26.2 dB/1Hz, phase -175.0 *Decoded* 29/30 Eb/N0 +13.7 dB, S/N -23.9 dB/1Hz, phase -168.4 *Decoded*
/rsgb_lf_group-archives/html/rsgb_lf_group/2017-12/msg00496.html (12,174 bytes)

28. Re: LF: VLF NA Ebnaut (score: 1)
Author: DK7FC <[email protected]>
Date: Sat, 30 Dec 2017 15:25:12 +0100
Am 30.12.2017 14:39, schrieb Markus Vester: Hi Stefan, propagation data is allowed to get a valid decode at all... In my opinion, the answer is yes. Not for me. Hm, but maybe yes, with some limitatio
/rsgb_lf_group-archives/html/rsgb_lf_group/2017-12/msg00499.html (11,828 bytes)

29. Re: LF: VLF NA Ebnaut (score: 1)
Author: [email protected]
Date: Sat, 30 Dec 2017 14:02:56 -0330 (NST)
Thank-you for the reports Paul and to all for interesting discussion about ethics of electromagnetic propagation interpretation. The phase stability seems to be very good. It seems that Spec Lab is d
/rsgb_lf_group-archives/html/rsgb_lf_group/2017-12/msg00500.html (12,604 bytes)

30. Re: LF: VLF NA Ebnaut (score: 1)
Author: Paul Nicholson <[email protected]>
Date: Sun, 31 Dec 2017 14:35:36 +0000
The wonderfully stable and strong signal from Newfoundland continues. After three repeats of the new letter: Todmorden (3575 km) -- 28/29 Eb/N0 +11.4 dB, S/N -26.2 dB/1Hz, phase -175.0 *Decoded* 29/3
/rsgb_lf_group-archives/html/rsgb_lf_group/2017-12/msg00515.html (12,916 bytes)

31. Re: LF: VLF NA Ebnaut (score: 1)
Author: Domenico IZ7SLZ <[email protected]>
Date: Sun, 31 Dec 2017 15:53:51 +0100
The wonderfully stable and strong signal from Newfoundland continues.  After three repeats of the new letter: Todmorden (3575 km) --  28/29 Eb/N0 +11.4 dB, S/N -26.2 dB/1Hz, phase -175.0 *Decoded*  
/rsgb_lf_group-archives/html/rsgb_lf_group/2017-12/msg00516.html (14,769 bytes)

32. Re: LF: VLF NA Ebnaut (score: 1)
Author: Paul Nicholson <[email protected]>
Date: Sun, 31 Dec 2017 16:13:21 +0000
The script I use is attached, save it to your working directory and make executable with chmod +x stack First I'll describe how to phase shift. Assume you've extracted each repeat and mixed down to b
/rsgb_lf_group-archives/html/rsgb_lf_group/2017-12/msg00519.html (14,484 bytes)

33. Re: LF: VLF NA Ebnaut (score: 1)
Author: Paul Nicholson <[email protected]>
Date: Wed, 3 Jan 2018 09:58:54 +0000
Now six repeats of the message. Todmorden (3575 km) -- 28/29 Eb/N0 +11.4 dB, S/N -26.2 dB/1Hz, phase -175.0 *Decoded* 29/30 Eb/N0 +13.7 dB, S/N -23.9 dB/1Hz, phase -168.4 *Decoded* 30/31 Eb/N0 +13.4
/rsgb_lf_group-archives/html/rsgb_lf_group/2018-01/msg00041.html (12,105 bytes)

34. Re: LF: VLF NA Ebnaut (score: 1)
Author: [email protected]
Date: Wed, 3 Jan 2018 13:20:06 -0330 (NST)
Thank-you Paul for the reports and the additions to the spectrogram. The VLF will continue as the WX permits. It seems there was a peak in the propagation at 0600 on 01 Jan. of 0.17 fT but the signal
/rsgb_lf_group-archives/html/rsgb_lf_group/2018-01/msg00057.html (9,096 bytes)

35. Re: LF: VLF NA Ebnaut (score: 1)
Author: Paul Nicholson <[email protected]>
Date: Thu, 4 Jan 2018 08:03:49 +0000
Seven repeats produces a new land path distance record, 4240 km to the natural radio receiver at Hawley, Texas, run by Kevin Palivec. http://abelian.org/vlf/tmp/180104a.gif Kevin's web site: http://c
/rsgb_lf_group-archives/html/rsgb_lf_group/2018-01/msg00069.html (13,392 bytes)

36. Re: LF: VLF NA Ebnaut (score: 1)
Author: Paul Nicholson <[email protected]>
Date: Sat, 6 Jan 2018 19:15:26 +0000
Now with 9 overnight transmissions. Did something stop the modulation prematurely last night? I'm seeing carrier from about 03:45 but EbNaut should have continued until 06:04. http://78.46.38.217/fbi
/rsgb_lf_group-archives/html/rsgb_lf_group/2018-01/msg00092.html (14,698 bytes)

37. Re: LF: VLF NA Ebnaut (score: 1)
Author: Paul Nicholson <[email protected]>
Date: Sun, 7 Jan 2018 08:19:03 +0000
A great signal overnight 06/07, best yet. Decoded at Todmorden, Bielefeld, Cumiana, and Forest. Conditions apparently very good last night. Todmorden (3575 km) -- 28/29 Eb/N0 +11.4 dB, S/N -26.2 dB/1
/rsgb_lf_group-archives/html/rsgb_lf_group/2018-01/msg00107.html (14,683 bytes)

38. Re: LF: VLF NA Ebnaut (score: 1)
Author: [email protected]
Date: Sun, 7 Jan 2018 10:08:18 -0330 (NST)
Mother Nature was busy Thursday night. She reoriented a 15m tower from vertical to horizontal; 3 guys were severed. This tower supported the far end of the big rotated L aerial which is now sadly lyi
/rsgb_lf_group-archives/html/rsgb_lf_group/2018-01/msg00114.html (10,501 bytes)

39. Re: LF: VLF NA Ebnaut (score: 1)
Author: Paul Nicholson <[email protected]>
Date: Sun, 7 Jan 2018 20:09:53 +0000
VO1NA coming through well today - a good daytime carrier http://78.46.38.217/fbins3.html#p=1515348000&b=285&s=sp&m=cardioid&w=r&h=42&z1=0.34&z2=0.64&c=1&mb=583,125,839,177,1 Interruption to reception
/rsgb_lf_group-archives/html/rsgb_lf_group/2018-01/msg00121.html (11,795 bytes)

40. Re: LF: VLF NA Ebnaut (score: 1)
Author: Paul Nicholson <[email protected]>
Date: Tue, 9 Jan 2018 17:35:15 +0000
Twelve repeats and often quite a good daytime carrier in between. Todmorden (3575 km) -- 28/29 Eb/N0 +11.4 dB, S/N -26.2 dB/1Hz, phase -175.0 *Decoded* 29/30 Eb/N0 +13.7 dB, S/N -23.9 dB/1Hz, phase -
/rsgb_lf_group-archives/html/rsgb_lf_group/2018-01/msg00139.html (16,112 bytes)


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