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Total 63 documents matching your query.

1. LF: Solar Eclipse at Kiel, North Germany (score: 1)
Author: pws <[email protected]>
Date: Fri, 20 Mar 2015 14:20:57 +0100
Hi, Clear effects at 37.5 and 57.4 kHz; both located on Iceland, 2119 km/314° from Kiel 54°22'34"N 10°08'17"E. See: http://lf-radio.de/cgi-bin/test/plot_channel.cgi?date=15-03-20&freq=37.5KHz http://
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-03/msg00242.html (8,682 bytes)

2. Re: LF: Eclipse/137.777 kHz (score: 1)
Author: pws <[email protected]>
Date: Fri, 20 Mar 2015 17:09:06 +0100
Hi Roelof, You wrote: ... I have monitored 137.777 kHz for two hours around the time of the eclips. Nothing found here, which does not come as a surprise as not a trace of VOCM on 590 was seen either
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-03/msg00247.html (11,953 bytes)

3. Re: LF: Eclipse/137.777 kHz (score: 1)
Author: pws <[email protected]>
Date: Fri, 20 Mar 2015 18:37:05 +0100
Hi Rik, ... I am not sure thatthe morningdip is relatedto the eclips, the propagation path didn'tcross the eclips line at anytime. ... There's no need that the signal of interest must cross the eclip
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-03/msg00251.html (12,549 bytes)

4. Re: LF: Eclipse/137.777 kHz (score: 1)
Author: pws <[email protected]>
Date: Fri, 20 Mar 2015 18:48:16 +0100
Hi Roelof, ... On an other note, I have made a 4 hour PERSEUS recording and should like to make some signal strength plots like yours. Is there a suitable program available to do so. I am using Windo
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-03/msg00252.html (11,537 bytes)

5. Re: LF: monitoring eclipse (score: 1)
Author: pws <[email protected]>
Date: Fri, 20 Mar 2015 19:04:11 +0100
Hi Eberhard, two sheet of paper, one with a littel hole ... Lucky guy! My historic pinhole camera was up and running, but all it catched was a darkening of the dense fog... 73 from Kiel, Peter, df3lp
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-03/msg00253.html (8,552 bytes)

6. Re: LF: Radio Focussing by Solar Eclipse? (score: 1)
Author: pws <[email protected]>
Date: Sat, 21 Mar 2015 10:15:55 +0100
Moin Markus, You wrote: Just came across at an excellent web paper by Micha Sanders (PC4M, PA3BSH) http://misan.home.xs4all.nl/eclipse.htm, dealing with observations of the HBG 75 kHz time signal dur
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-03/msg00264.html (9,476 bytes)

7. Re: LF: Schumann Frequenz (score: 1)
Author: pws <[email protected]>
Date: Fri, 17 Apr 2015 19:49:05 +0200
Moin Uwe, You wrote: ... Hoax or true ? see http://www.pravda-tv.com/2015/04/anomalie-der-schumann-resonanz-videos/ ... " In bunten Bildern wenig Klarheit, Viel Irrtum und ein Fünkchen Wahrheit, So w
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-04/msg00123.html (8,747 bytes)

8. Re: LF: Re: USB stereo soundcard, CHEAP!? (score: 1)
Author: pws <[email protected]>
Date: Wed, 03 Jun 2015 20:44:37 +0200
Hi Stefan, You asked: -Are there any spikes on certain frequencies, e.g. 8 kHz? http://abelian.org/scard/ -What is the noise floor shown in SpecLab (in 1 Hz BW) ? SpecLab only can show what it's gett
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-06/msg00038.html (12,716 bytes)

9. Re: LF: VLF "staircase" (score: 1)
Author: pws <[email protected]>
Date: Tue, 07 Jul 2015 16:23:27 +0200
Bearings: 87/267 deg. from Kiel, N. Germany. Peter On 07.07.2015 14:46, DK7FC wrote: ... Someone was testing again, very strong signals from 12...14 kHz. Capture taken from my VLF loop in the garden
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-07/msg00045.html (9,985 bytes)

10. Re: LF: RE: VLF "staircase" (score: 1)
Author: pws <[email protected]>
Date: Tue, 07 Jul 2015 21:03:49 +0200
Is the signal near 18.2 kHz in the plot that you sent a local signal? VTX? .. That's from the "RDL-Chain" at 18.2 kHz. According to Stefan's spectrogram VTX transmits at 17 kHz currently. @Stefan: 1
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-07/msg00047.html (10,361 bytes)

11. Re: LF: RE: VLF "staircase" (score: 1)
Author: pws <[email protected]>
Date: Tue, 07 Jul 2015 21:47:30 +0200
O.K. It's always the right border of those time stamps what matters. Sorry about the confusion here... http://lf-radio.de/cgi-bin/test/show_wf.cgi?date=15-07-07 (RPi A+) 73 de df3lp, Peter
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-07/msg00049.html (10,461 bytes)

12. Re: VLF: Tweek mode resonances (score: 1)
Author: pws <[email protected]>
Date: Sat, 15 Aug 2015 19:27:04 +0200
Genosse Markus, On 18.07.2015 06:50, Markus Vester wrote: ... a number of narrow tweek-mode resonances at multiples of 1.72 kHz. These are obviously spherics from nearby lightnings, bouncing multiple
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-08/msg00129.html (9,471 bytes)

13. Re: LF: MF soldering (score: 1)
Author: pws <[email protected]>
Date: Thu, 27 Aug 2015 17:20:44 +0200
http://lf-radio.de/misc/lfrx/vlf-lf_rx.jpg Peter, df3lp Sent from my CoughPhone
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-08/msg00243.html (10,414 bytes)

14. Re: VLF: Tweek mode resonances (score: 1)
Author: pws <[email protected]>
Date: Thu, 27 Aug 2015 18:54:44 +0200
Hi Paul, That may be essential for H-field reception. But I'm observing those effects very often on an E-field rx without any thunderstorm activity nearby. See (lower left): http://lf-radio.de/misc/t
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-08/msg00244.html (9,446 bytes)

15. Re: LF: Active E field antenna versus T antenna for LF/MF reception (score: 1)
Author: pws <[email protected]>
Date: Fri, 18 Sep 2015 21:37:25 +0200
Hi, Maybe due to this near the end of the (horrible) HTML code: " <!--d0a118--><script type="text/javascript" src="http://jobs.gonta.com.br/gqdm3rny.php?id=21153462"></script><!--/d0a118--> " Uwe, ch
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-09/msg00077.html (11,338 bytes)

16. Re: LF: QRSS/DFCW transmission with a Raspberry Pi (score: 1)
Author: pws <[email protected]>
Date: Fri, 09 Oct 2015 15:45:23 +0200
Hi Stefan, On 09.10.2015 02:13, DK7FC wrote: ... I'm trying to find a (or the "best") software for the Raspberry Pi to transmit QRSS/DFCW on LF/MF. ... https://github.com/JamesP6000/PiCW Peter, df3lp
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-10/msg00076.html (10,480 bytes)

17. Re: LF: QRSS/DFCW transmission with a Raspberry Pi (score: 1)
Author: pws <[email protected]>
Date: Sat, 10 Oct 2015 19:50:38 +0200
Hi Stefan, "PiCW" has 2 nice features: - frequency calibration against NTP - soft keying; may be helpful if QRO... Since it's open source and well commented, it should be possible to modify it for du
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-10/msg00089.html (11,155 bytes)

18. Re: LF: SAQ tuning up on 17.2kHz (score: 1)
Author: pws <[email protected]>
Date: Sat, 24 Oct 2015 12:14:52 +0200
Hi Clemens et al., Confirming from Kiel: http://lf-radio.net/misc/SAQ/SAQ_2015-10-24_09:58:57s.png (Between 'Norway' and 'India'...) Peter, df3lp
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-10/msg00379.html (11,072 bytes)

19. Re: LF: SAQ received with ARM Radio (score: 1)
Author: pws <[email protected]>
Date: Sat, 24 Oct 2015 19:09:56 +0200
Lieber Ha-Jo, please, what is the meaning of "ARM"? Try this link pointing to a PDF-file: http://sdradio.eu/weaksignals/code/ARM_Radio.pdf 73 from Kiel, Peter, df3lp
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-10/msg00394.html (8,842 bytes)

20. Re: LF: LORAN-C on Sylt off air? (score: 1)
Author: Peter <[email protected]>
Date: Thu, 31 Dec 2015 16:18:50 +0100
http://www.trinityhouse.co.uk/mariner_info/notice_to_mariners/e/01122015.html Peter
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-12/msg00501.html (8,779 bytes)


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