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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*LF\:\s+Dirty\s+carrier\s*$/: 18 ]

Total 18 documents matching your query.

1. Re: LF: Dirty carrier (score: 1)
Author: "mal hamilton" <[email protected]>
Date: Sun, 17 Jan 2010 16:54:55 +0100
The sidebands spread 900 hz spaced each side of the carrier at 100 hz intervals.The dirt has now gone, fault rectified. g3kev frequency
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-01/msg00013.html (12,474 bytes)

2. Re: LF: Dirty carrier (score: 1)
Author: "Clemens Paul" <[email protected]>
Date: Sun, 17 Jan 2010 17:51:04 +0100
That's how the "504kHz-carrier" looks like here on Perseus. Actually two carriers,one a bit lees than 1Hz below and another, a bit more than 3Hz below. 73 Clemens DL4RAJ The sidebands spread 900 hz s
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-01/msg00017.html (13,418 bytes)

3. Re: LF: Dirty carrier (score: 1)
Author: Rik Strobbe <[email protected]>
Date: Fri, 15 Jan 2010 18:58:38 +0100
Nor here, seems to be a local thing 73, Rik ON7YD - OR7T Dear Mal, LF Group, Nothing unusual visible/audible here... Cheers, Jim Moritz 73 de M0BMU
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-01/msg00089.html (10,567 bytes)

4. Re: LF: Dirty carrier (score: 1)
Author: "mal hamilton" <[email protected]>
Date: Fri, 15 Jan 2010 18:46:13 +0100
Roger 3 wspr carriers now visible but only PA0AM decoding, all would be readable in QRS 3 all good visibility mal/g3kev -- Original Message -- From: [email protected] Roger Lapthorn To: rsgb_lf
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-01/msg00158.html (11,451 bytes)

5. Re: LF: Dirty carrier (score: 1)
Author: "mal hamilton" <[email protected]>
Date: Sun, 17 Jan 2010 16:07:19 +0100
I think it is a problem with RTE 2nd harmonic 100 hz hum on the carrier 503.4 K/cs de mal/g3kev
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-01/msg00160.html (10,442 bytes)

6. Re: LF: Dirty carrier (score: 1)
Author: "Graham" <[email protected]>
Date: Sun, 17 Jan 2010 16:46:27 +0100
Carrier is 30 db over the noise floor at Liverpool , no hum lines showing, only modulation spread , nothing showing at Birmingham either http://www.wireless.org.uk/grab/ If it was 100 Hz hum , then t
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-01/msg00184.html (12,127 bytes)

7. Re: LF: Dirty carrier (score: 1)
Author: "mal hamilton" <[email protected]>
Date: Sun, 17 Jan 2010 19:23:13 +0100
Thats a lot for a harmonic and I am surprised the ShetlandS man has not been in touch to sort it out. He says he sorted out the Faroes qrm last year. Has he lost the touch? g3kev ? Clemens I think Ma
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-01/msg00225.html (14,790 bytes)

8. Re: LF: Dirty carrier (score: 1)
Author: "Clemens Paul" <[email protected]>
Date: Mon, 18 Jan 2010 22:05:39 +0100
Graham, thanks for the link to the capture. Looks strange indeed,cat whisker-like (again :-) ). Seems the carrier I've seen is a different one. you where looking at 1 or 2 Hz spectrum width ? No,acco
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-01/msg00274.html (16,260 bytes)

9. LF: Dirty carrier (score: 1)
Author: "mal hamilton" <[email protected]>
Date: Fri, 15 Jan 2010 18:08:27 +0100
Some one has switched a dirty carrier on 503.5 full of mains hum. Some ones WSPR gone wrong?? G3KEV
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-01/msg00276.html (8,774 bytes)

10. Re: LF: Dirty carrier (score: 1)
Author: "Clemens Paul" <[email protected]>
Date: Sun, 17 Jan 2010 19:46:55 +0100
Graham, the rx was tuned to 504*k*Hz as you can see on the screenshot. The RBW or better bin resolution was 0,12Hz. I'm not sure what you mean by "mHz": MilliHertz or Megahertz? Or do I miss your poi
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-01/msg00404.html (14,330 bytes)

11. Re: LF: Dirty carrier (score: 1)
Author: "James Moritz" <[email protected]>
Date: Fri, 15 Jan 2010 18:51:20 +0100
Dear Mal, LF Group, Nothing unusual visible/audible here... Cheers, Jim Moritz 73 de M0BMU
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-01/msg00602.html (10,406 bytes)

12. Re: LF: Dirty carrier (score: 1)
Author: Roger Lapthorn <[email protected]>
Date: Fri, 15 Jan 2010 17:19:05 +0000
Some one has switched a dirty carrier on 503.5 full of mains hum. Some ones WSPR gone wrong??   G3KEV   -- http://g3xbm-qrp.blogspot.com/ http://www.g3xbm.co.uk http://www.youtube.com/user/G3XBM G3X
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-01/msg00612.html (11,184 bytes)

13. Re: LF: Dirty carrier (score: 1)
Author: "mal hamilton" <[email protected]>
Date: Fri, 15 Jan 2010 18:35:26 +0100
Roger Its right on top of the WSPR acty. A carrier modulated by 100 hz tone(full wave rectified mains) spreading 900 Hz Carrier up 1.5 Khz from 502 Khz dial freq (503.5 usb) g3kev -- Original Message
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-01/msg00658.html (11,417 bytes)

14. Re: LF: Dirty carrier (score: 1)
Author: "mal hamilton" <[email protected]>
Date: Fri, 15 Jan 2010 18:37:37 +0100
Two strong wspr stns active but no decode the buzz on the qrg is bad> -- Original Message -- From: [email protected] Roger Lapthorn To: [email protected] [email protected]
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-01/msg00759.html (11,260 bytes)

15. Re: LF: Dirty carrier (score: 1)
Author: "Graham" <[email protected]>
Date: Mon, 18 Jan 2010 21:52:37 +0100
Ok Clemens, Mal was looking at 900 Hz spread with 100 Hz separation .. from you post, you where looking at 1 or 2 Hz spectrum width ? nothing like that shows at Liverpool .. only a random pattern cau
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-01/msg00799.html (15,692 bytes)

16. Re: LF: Dirty carrier (score: 1)
Author: "mal hamilton" <[email protected]>
Date: Fri, 15 Jan 2010 18:58:04 +0100
Maybe RTE 2nd harmonic gone wrong? mal/g3kev
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-01/msg00804.html (10,079 bytes)

17. Re: LF: Dirty carrier (score: 1)
Author: "Graham" <[email protected]>
Date: Sun, 17 Jan 2010 18:14:29 +0100
? Clemens I think Mal is referring to Hz and not mHz ? .. the tx is only across the Irish sea from Liverpool and shows +30 db over the noise on spec-lab .. sometimes I can listen to the audio .. :( .
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-01/msg00812.html (14,135 bytes)

18. Re: LF: Dirty carrier (score: 1)
Author: "mal hamilton" <[email protected]>
Date: Fri, 15 Jan 2010 19:11:01 +0100
Rik There is QSB on it so not local mal
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-01/msg00848.html (10,714 bytes)


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