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41. LF: Re[2]: LF: EBNAUT beacon on LF - rcvd nr Moscow! (score: 1)
Author: Alex K <[email protected]>
Date: Sun, 18 Dec 2016 14:15:44 +0300
Hi Domenico, excellent decodes again... start Eb/N0 (dB) UT sym carr 13:00 10.8 11.3 14:00 10.9 12.1 15:00 13.4 16.9 16:00 70.8 23.4 17:00 70.8 22.5 18:00 16.5 17.5 19:00 10.3 13.5 20:00 70.8 20
/rsgb_lf_group-archives/html/rsgb_lf_group/2016-12/msg00197.html (14,328 bytes)

42. LF: Re: [rsgb_lf_group] New EbNaut tx: R7NT (score: 1)
Author: Alex K <[email protected]>
Date: Sun, 18 Dec 2016 15:30:57 +0300
OK, R7NT detected! I have now frequency drift on the grabber (charger was off and then on) :) Attachment: r7nt-ebnaut-1130z-rawsims.png Description: PNG image Attachment: r7nt-ebnaut-1130z.png Descri
/rsgb_lf_group-archives/html/rsgb_lf_group/2016-12/msg00199.html (10,739 bytes)

43. LF: and also new tx ebnaut rcvd - UT7GH (score: 1)
Author: Alex K <[email protected]>
Date: Sun, 18 Dec 2016 16:40:36 +0300
UT7GH now txing ebnaut! 11:55 UTC 137505 Hz 2,0 sec/sym 5 chars 8K19A -- Alex RN3AUS Attachment: UT7GH-ebnaut-1155z-showrawsims.png Description: PNG image Attachment: UT7GH-ebnaut-1155z.png Descripti
/rsgb_lf_group-archives/html/rsgb_lf_group/2016-12/msg00203.html (9,270 bytes)

44. LF: Re[2]: VLF: Transmission 8270 Hz - first pixels (score: 1)
Author: Alex K <[email protected]>
Date: Fri, 27 Jan 2017 18:46:16 +0300
Hello Markus, The coil+antenna is running at 25 kV now. And quite relaxed! Not a trace of partial discharges on the top of the coil. It looks like this can be done regularly from now on, so don'
/rsgb_lf_group-archives/html/rsgb_lf_group/2017-01/msg00253.html (20,798 bytes)

45. LF: Re[2]: LF: VLF 8.270 (score: 1)
Author: Alex K <[email protected]>
Date: Mon, 06 Feb 2017 22:13:17 +0300
Yes Stefan, both computers are running and recording for ebnaut!
/rsgb_lf_group-archives/html/rsgb_lf_group/2017-02/msg00059.html (12,001 bytes)

46. LF: Re[2]: LF: Re[2]: LF: VLF 8.270 (score: 1)
Author: Alex K <[email protected]>
Date: Tue, 07 Feb 2017 21:19:15 +0300
I need to delay that experiment by one day. There will be some workers on the roof tomorrow. My 2970 Hz transmission will end today 23:30 UTC. 73, Stefan Am 06.02.2017 20:13, schrieb Alex K:
/rsgb_lf_group-archives/html/rsgb_lf_group/2017-02/msg00060.html (12,136 bytes)

47. LF: Re[2]: LF: Re[2]: LF: Re: DK7FC EbNaut message on 8270.1 Hz decoded nr Moscow by RN3AUS (score: 1)
Author: Alex K <[email protected]>
Date: Thu, 16 Feb 2017 19:02:33 +0300
Stefan wrote: A good transmission this time. Decoded here Eb/N0 = +7.6 dB. Just for fun I decoded it on the RPi model 2, it took 20 seconds to decode. Now over to Alex - good luck! -- Paul Nicho
/rsgb_lf_group-archives/html/rsgb_lf_group/2017-02/msg00154.html (17,559 bytes)

48. LF: Re[2]: LF: Re[2]: LF: Re: DK7FC EbNaut message on 8270.1 Hz decoded nr Moscow by RN3AUS (score: 1)
Author: Alex K <[email protected]>
Date: Mon, 20 Feb 2017 19:05:30 +0300
Hello Stefan, VLF ... and new decode again! ebnaut-rx V0.5 input file C:\EbNaut\ebnaut19_FEB_0026_8270-1pps.wav sample rate 0.342935 per second rx frequency 8270.1 file start time 2017-02-18 17:48:44
/rsgb_lf_group-archives/html/rsgb_lf_group/2017-02/msg00189.html (17,283 bytes)

49. LF: Re[2]: VLF: Tonite... (score: 1)
Author: Alex K <[email protected]>
Date: Fri, 10 Mar 2017 18:21:47 +0300
Stefan wrote: Another solid transmission: carrier Eb/N0: 10.6 dB carrier S/N: 27.20 dB in 24.8 uHz Peaking at offset +0.37 seconds. Eddie wrote: Here in the E-field carrier Eb/N0: 3.9 dB carrier
/rsgb_lf_group-archives/html/rsgb_lf_group/2017-03/msg00065.html (17,956 bytes)

50. LF: Re[2]: VLF: New carrier on 6470.005 Hz (score: 1)
Author: Alex K <[email protected]>
Date: Tue, 18 Apr 2017 19:47:22 +0300
Stefan wrote: Getting good readings from the excellent signal. So far we have, S/N in 92.6 uHz and absolute phase 20:00 to 23:00 19.6 dB +14.5 deg 0.25 fT 23:00 to 02:00 14.5 dB -3.2 deg 0.22 fT
/rsgb_lf_group-archives/html/rsgb_lf_group/2017-04/msg00260.html (13,721 bytes)

51. LF: my results on VLF 05-08 May 2017 (score: 1)
Author: Alex K <[email protected]>
Date: Wed, 10 May 2017 19:34:17 +0300
Hello VLF, Stefan I think I have only false decodes of {05 May 19:15 8270.1 4-char} and {06 May 18:10 6470.1 2-char} transmissions. Also no decodes of 75 and 100 char transmissions... Here all these
/rsgb_lf_group-archives/html/rsgb_lf_group/2017-05/msg00108.html (14,205 bytes)

52. LF: Re[2]: VLF: 300 mA on 6470 Hz (score: 1)
Author: Alex K <[email protected]>
Date: Thu, 05 Oct 2017 11:07:38 +0300
Hello Stefan, I have two free days and my old VLF grabber in ko85ha is now running for 2-3 weeks! 6470 and 5170 Speclab-ebnaut instances are active. I will periodically visit my grabber (as in Februa
/rsgb_lf_group-archives/html/rsgb_lf_group/2017-10/msg00025.html (12,412 bytes)

53. LF: Re[2]: LF: VO1NA in Todmorden on 8270 Hz (score: 1)
Author: Alex K <[email protected]>
Date: Sun, 08 Oct 2017 11:41:23 +0300
Hi Joe, VLF, Same problem at RC4HAA. They put their grabber online at http://136.su/grabber/ and granted remote acces to their PC. The PPS looks like in the attachment. Looks like a C is sho
/rsgb_lf_group-archives/html/rsgb_lf_group/2017-10/msg00059.html (11,818 bytes)

54. LF: Re[2]: LF: ebnaut 5170 - decode nr Moscow (score: 1)
Author: Alex K <[email protected]>
Date: Wed, 25 Oct 2017 21:37:24 +0300
Well done, that's a new distance record for 5170 Hz. What was Eb/N0 on the 23rd only? -- Paul Nicholson -- Attachment: 5170-23okt2017-180s-1ch-=.png Description: PNG image
/rsgb_lf_group-archives/html/rsgb_lf_group/2017-10/msg00261.html (13,457 bytes)

55. LF: Re[2]: LF: EbNaut test at 8270.00332 from JN64bw (score: 1)
Author: Alex K <[email protected]>
Date: Wed, 20 Dec 2017 14:46:11 +0300
Hello Riccardo, VLF! Looks like I have something! After weighted stacking of 3 nights of 3 char transmissions EbNaut software produce decode : ebnaut-rx V0.7a input file C:\EbNaut\IW4DXW\sum3charweig
/rsgb_lf_group-archives/html/rsgb_lf_group/2017-12/msg00262.html (18,895 bytes)

56. LF: Re: LF: IW4DXW 3-char ebnaut 8270.00332 Hz (score: 1)
Author: Alex K <[email protected]>
Date: Wed, 20 Dec 2017 22:10:53 +0300
Hello Riccardo, VLF! Looks like I have something! After weighted stacking of 3 nights of 3 char transmissions EbNaut software produce decode : ebnaut-rx V0.7a input file C:\EbNaut\IW4DXW\sum
/rsgb_lf_group-archives/html/rsgb_lf_group/2017-12/msg00270.html (14,330 bytes)

57. LF: Re[2]: LF: Re[2]: LF: VLF NA Ebnaut - VO1NA on LF (score: 1)
Author: Alex K <[email protected]>
Date: Mon, 25 Dec 2017 19:29:52 +0300
Thanks Marcin, A lovely capture. Seasons greetings to all! Joe VO1NA On Mon, 25 Dec 2017, Marcin wrote: Attachment: VO1NA-25dec17.png Description: PNG image
/rsgb_lf_group-archives/html/rsgb_lf_group/2017-12/msg00370.html (17,863 bytes)

58. LF: Re[2]: LF: RN3AUS 136 khz TX now! (score: 1)
Author: Alex K <[email protected]>
Date: Thu, 12 Jul 2018 20:59:47 +0300
Hi Roman and all! 200 meters vertical antenna! Are you using some decommissioned LF site? Can you post some photos of your installation? Many compliments. Domenico, IZ7SLZ On Wed, 11 Jul 201
/rsgb_lf_group-archives/html/rsgb_lf_group/2018-07/msg00070.html (10,476 bytes)

59. LF: Re[2]: LF: "NM" on 136177.5 (score: 1)
Author: Alex K <[email protected]>
Date: Tue, 11 Jan 2011 12:00:47 +0300
Received NM in KO85SH 73! Alex RN3AUS Attachment: 11jan NM.jpg Description: JPEG image
/rsgb_lf_group-archives/html/rsgb_lf_group/2011-01/msg00567.html (9,430 bytes)

60. LF: LF: VO1NA in Russia (score: 1)
Author: Alex K <[email protected]>
Date: Mon, 28 Mar 2011 19:00:54 +0400
VO1NA rcvd in KO85SH 73 de RN3AUS -- @Mail.Ru ! m.mail.ru Attachment: VO1NA 28mar.png Description: PNG image
/rsgb_lf_group-archives/html/rsgb_lf_group/2011-03/msg00446.html (8,612 bytes)


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