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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*IMO\s+SYNOPTIC\s+was\s+Re\:\s+LF\:\s+The\s+Wideband\s+Noise\s*$/: 10 ]

Total 10 documents matching your query.

1. Re: IMO SYNOPTIC was Re: LF: The Wideband Noise (score: 1)
Author: John GM4SLV <[email protected]>
Date: Sun, 7 Nov 2010 10:14:06 +0000
Several people have mentioned Corsen as the likely location, however there's a bearing posted on the NDB list from Dominique Kremp, Normandy, France , (who's located at 48°03'31''N 01°26'14''W) of 0/
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-11/msg00018.html (11,139 bytes)

2. Re: IMO SYNOPTIC was Re: LF: The Wideband Noise (score: 1)
Author: "Graham" <[email protected]>
Date: Fri, 05 Nov 2010 14:07:45 +0100
Yes That is the info this side ... just like trying to take a bone from a (dead) dog ? ps- snap ! 2010-11-05 00:26 G0NBD 0.501100 -27 0 IO83lk 0.1 WD2XSH/17 FN42pb 5012 284 2010-11-05 00:40 WD2XSH/17
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-11/msg00073.html (12,413 bytes)

3. RE: IMO SYNOPTIC was Re: LF: The Wideband Noise (score: 1)
Author: Terry GW0EZY <[email protected]>
Date: Fri, 05 Nov 2010 17:20:13 +0100
I guess these tests relate to a proposed new system being discussed in ITU Working Party 5B: PROPOSED MODIFICATIONS TO PRELIMINARY DRAFT NEW REPORT ITU-R M.[500 kHz] Utilization of the 495-505 kHz ba
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-11/msg00089.html (12,132 bytes)

4. IMO SYNOPTIC was Re: LF: The Wideband Noise (score: 1)
Author: Warren Ziegler <[email protected]>
Date: Fri, 5 Nov 2010 08:50:52 -0400
Sources tell me that the International Maritime Organization (IMO) has a proposed system called "SYNOPTIC" in the works for the 500kHz range. They have proposed three channels with OFDM signals with
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-11/msg00169.html (12,100 bytes)

5. Re: IMO SYNOPTIC was Re: LF: The Wideband Noise (score: 1)
Author: "Graham" <[email protected]>
Date: Sun, 07 Nov 2010 14:41:22 +0100
May be the FCC will designate it as Spread Spectrum and ban it under 220 MHz ' data transmitted in an enhanced bandwidth , above the minimum necessary ' G.. Terry, Is it possible to get a copy of the
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-11/msg00205.html (14,077 bytes)

6. RE: IMO SYNOPTIC was Re: LF: The Wideband Noise (score: 1)
Author: Rik Strobbe <[email protected]>
Date: Fri, 5 Nov 2010 19:14:37 +0100
"The estimated coverage area from shore is approximately 320 nautical miles with a radiated power of 1 kW and 400 nautical miles with a radiated power of 5 kW." This seems a very conservative estimat
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-11/msg00213.html (14,346 bytes)

7. Re: IMO SYNOPTIC was Re: LF: The Wideband Noise (score: 1)
Author: "Jean-L. RAULT" <[email protected]>
Date: Sun, 07 Nov 2010 12:27:31 +0100
Le 07/11/2010 11:14, John GM4SLV a écrit : It might well be controlled by CROSS Corsen, but are we able to say the TX is located at Corsen or Lessay, or elsewhere? No, we arent'. There are many coast
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-11/msg00394.html (10,507 bytes)

8. RE: IMO SYNOPTIC was Re: LF: The Wideband Noise (score: 1)
Author: Terry GW0EZY <[email protected]>
Date: Fri, 05 Nov 2010 18:43:20 +0100
I guess these tests relate to a proposed new system being discussed in ITU Working Party 5B: PROPOSED MODIFICATIONS TO PRELIMINARY DRAFT NEW REPORT ITU-R M.[500 kHz] Utilization of the 495-505 kHz ba
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-11/msg00404.html (12,134 bytes)

9. Re: IMO SYNOPTIC was Re: LF: The Wideband Noise (score: 1)
Author: "Graham" <[email protected]>
Date: Fri, 05 Nov 2010 20:41:20 +0100
Looks like a second ex RO Dreamer band , 4 Khz with EU hams getting 100 Hz data mode ? Firstly all the coast is covered by VHF to 30 + miles out , linked aprs and radar plots give position and ship d
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-11/msg00480.html (16,354 bytes)

10. Re: IMO SYNOPTIC was Re: LF: The Wideband Noise (score: 1)
Author: Warren Ziegler <[email protected]>
Date: Sun, 7 Nov 2010 08:31:08 -0500
Terry, Is it possible to get a copy of the whole ITU Part 5B report? -- 73 Warren K2ORS                 WD2XGJ                 WD2XSH/23                 WE2XEB/2                 WE2XGR/1
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-11/msg00687.html (14,444 bytes)


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