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Total 66 documents matching your query.

1. RE: LF: Re: 162.00kc EU station S-3 in EN35hj (score: 1)
Author: [email protected]
Date: Thu, 20 Sep 2007 13:05:47 +0200
Hi Mike Please get a look for example at http://www.beaconworld.org.uk/files/LWBC.pdf for a quite up-to-date list of LW broadcast transmitters. 73 de Jean-Louis F6AGR
/rsgb_lf_group-archives/html/rsgb_lf_group/2007-09/msg00187.html (9,797 bytes)

2. LF: RE: Re: energy saving bulbs (score: 1)
Author: [email protected]
Date: Tue, 10 Mar 2009 09:35:38 +0100
My two cents: Do NOT use the 16 watts version of the Philips SL E Pro model: these bulbs generate a LOT of noise (50 Hz comb broadband noise) at least on 137 kHz ... 73 de Jean-Louis
/rsgb_lf_group-archives/html/rsgb_lf_group/2009-03/msg00426.html (7,742 bytes)

3. FW: LF: TX-2200A (score: 1)
Author: [email protected]
Date: Thu, 10 Dec 2009 10:50:31 +0100
Hi Andy I would say "LF is considered to be one of the last bastions" ... For example, amateur laser communications have also something to do with real homebrew and experimentation :o) Jean-Louis F6A
/rsgb_lf_group-archives/html/rsgb_lf_group/2009-12/msg00107.html (9,613 bytes)

4. LF: RE: LF/MF into space??? (score: 1)
Author: [email protected]
Date: Tue, 19 Jan 2010 08:53:00 +0100
Hi Piotr Before spending any euros (pennies) in such a project, please get a serious look on the power budget of such micro-payloads. Transmitting continuously analog signals to the groundc(from MF/L
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-01/msg00335.html (9,915 bytes)

5. RE: LF: Question to the groundwave (score: 1)
Author: [email protected]
Date: Fri, 29 Jan 2010 13:42:50 +0100
Most of the G4FGQ softwares (Original, high-quality, radio engineering/modelling programs.Not freeware -- just free gifts -- ) are on http://www.zerobeat.net/G4FGQ/index.html#S102 73 de Jean-Louis F6
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-01/msg00860.html (12,575 bytes)

6. LF: RE: VLF test signals? (score: 1)
Author: [email protected]
Date: Thu, 25 Feb 2010 15:35:30 +0100
Stephan The two lowest frequencies in use are presently: - 11.904 kHz (RSDN-20 network, a russian navigation VLF system with transmitters located in Novosibirsk, Krasnodar, etc) - 82 Hz (ZEVS system,
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-02/msg00093.html (10,930 bytes)

7. RE: AW: LF: AW: Beaconing on 8.79 kHz in QRSS (score: 1)
Author: [email protected]
Date: Mon, 22 Feb 2010 12:59:59 +0100
Hi Rik In a french book called "Poste 85" describing the beginning of the electronics era during WW1 (telephone, radio, gonio, etc) , it is said that it was possible to listen to enemy telephone conv
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-02/msg00335.html (12,635 bytes)

8. RE: LF: KITE ANT (score: 1)
Author: [email protected]
Date: Wed, 10 Mar 2010 09:16:53 +0100
Hi all May I ask you to pay some attention on the three following issues related to balloon/kite aerials ? - using "high" altitude kites or balloons is often subject to a formal authorization (at lea
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-03/msg00099.html (9,478 bytes)

9. RE: LF: Exciter and VLF TX coil matching (score: 1)
Author: [email protected]
Date: Wed, 10 Mar 2010 11:02:54 +0100
Please don't buy such a LHC to play with: it does not look so reliable (it exploded a few months ago, due to some unexpected high resistance in the supraconducting wiring of the accelerator) Jean-Lou
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-03/msg00130.html (9,699 bytes)

10. LF: RE: Re: Mini-Whip (score: 1)
Author: [email protected]
Date: Thu, 25 Mar 2010 09:03:10 +0100
Dear all Please get a look on figure 3 at http://www.vlf.it/F6AGR/meteorsignatures.html Such a receiver is the one I'm happy with on ELF/VLF. With a vertical 1 m long cylinder antenna, it allows to d
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-03/msg00647.html (9,768 bytes)

11. RE: VLF: more RX stns needed (score: 1)
Author: [email protected]
Date: Thu, 18 Mar 2010 16:50:25 +0100
Lieber Stephan I'm one the guys receiving the ZEVS 82 Hz russian transmissions or the 60 Hz US mains line with an home built e-field receiver :o) Should you transmit on 8,9 kHz during a week end, I w
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-03/msg00657.html (13,705 bytes)

12. RE: VLF: Auroral Chorus (score: 1)
Author: [email protected]
Date: Wed, 7 Apr 2010 08:37:53 +0200
Paul This looks typically like "dawn chorus" I was in charge of recording in Kerguelen Islands (50°S 70°E) appearing each time there was some pronounced auroral activity (37 years ago!) Jean-Louis
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-04/msg00208.html (10,114 bytes)

13. RE: VLF: Strong drifting carrier on VLF! (score: 1)
Author: [email protected]
Date: Tue, 29 Jun 2010 13:31:45 +0200
Starting hours seem to correspond to european working hours By the way, as an employee of a company developping, installing and maintaining high power VLF transmitters, I can say that such tests are
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-06/msg00354.html (10,521 bytes)

14. RE: VLF: RX stations in Canada and US? (score: 1)
Author: [email protected]
Date: Tue, 8 Jun 2010 13:12:34 +0200
Buddha said " It is not the target which is important, but the progress towards the target" (Sorry for the bad translation in english, I'm french) I fully agree with Jim ... And with Buddha. Jean-Lou
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-06/msg00540.html (8,938 bytes)

15. RE: LF: Noise R75 - rs232 from smpsu - (score: 1)
Author: [email protected]
Date: Tue, 27 Jul 2010 10:00:42 +0200
Thank you Dave for the information. And thanks to Andy, I understand now why I never succeeded in trying to supply my DELL D630 laptop with a 12V + a 6 V battery ... Hope the LLPower / LIND power sup
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-07/msg00007.html (11,081 bytes)

16. LF: RE: Re: RE: Re: QRN (score: 1)
Author: [email protected]
Date: Thu, 8 Jul 2010 13:12:47 +0200
Understood and fully agreed When I saw your message about the dips, I thaught you were talking about the sharp Vs Sorry for that Kind regards Jean-Louis F6AGR
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-07/msg00055.html (12,411 bytes)

17. LF: RE: Re: QRN (score: 1)
Author: [email protected]
Date: Thu, 8 Jul 2010 08:57:05 +0200
<snip at 20kHz Well, I would say that the differences of amplitude of VLF signals between day and night are due the presence or absence of the D layer and that the deep morning and evening dips are
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-07/msg00131.html (9,375 bytes)

18. RE: LF: 137/500 (score: 1)
Author: [email protected]
Date: Mon, 26 Jul 2010 09:20:00 +0200
And from the Space Shuttle also Jean-Louis F6AGR From: [email protected] [mailto:[email protected]] On Behalf Of mal hamilton Sent: Saturday, July 24, 2010 9:32 PM T
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-07/msg00133.html (11,850 bytes)

19. RE: LF: Noise R75 - rs232 from smpsu - (score: 1)
Author: [email protected]
Date: Mon, 26 Jul 2010 09:13:05 +0200
Dear all, Do you know if there is any 12 V DC power supply supplier for the DELL laptops ? Jean-Louis F6AGR From: [email protected] [mailto:[email protected]] On Beh
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-07/msg00403.html (13,528 bytes)

20. LF: Job opportrunity in the VLF domain (score: 1)
Author: [email protected]
Date: Tue, 14 Sep 2010 13:17:11 +0200
To whom it might concern :o) http://star.arm.ac.uk/jobs/2010/vlf_job_announcement.html Regards Jean-Louis Rault F6AGR IMO Radio Commission
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-09/msg00270.html (8,415 bytes)

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