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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*LF\:\s+Re\:\s+WSPR\s+Dx\s*$/: 4 ]

Total 4 documents matching your query.

1. Re: LF: Re: WSPR Dx (score: 1)
Author: "James Moritz" <[email protected]>
Date: Tue, 5 Oct 2010 18:49:32 +0100
Dear Andy, LF Group, G4JNT wrote: Now, the source encoding and removal of all input redundancy means than just about any random set of 72 bits that get generated will end up with a valid looking call
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-10/msg00160.html (10,910 bytes)

2. LF: Re: WSPR Dx (score: 1)
Author: "James Moritz" <[email protected]>
Date: Tue, 5 Oct 2010 00:08:54 +0100
Dear Andy, LF Group, Well, this is what 137.5k +/- 100Hz has looked like for the past 22 hours or so - quite a bit of impulsive and other noise here! I am seeing quite a lot of the peculiar "double f
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-10/msg00227.html (11,270 bytes)

3. Re: LF: Re: WSPR Dx (score: 1)
Author: Andy Talbot <[email protected]>
Date: Tue, 5 Oct 2010 17:42:45 +0100
Not quite as low a coincidence as you'd think.   IF, and this is the main thing, a chunk on interference has to get past the convolutional / Viterbi  data decoder.  If your interference has sidebands
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-10/msg00593.html (12,638 bytes)

4. LF: Re: WSPR DX (score: 1)
Author: "mal hamilton" <[email protected]>
Date: Mon, 18 Feb 2013 11:05:13 +0100
ps 11302 Kilometres distance -- Original Message -- From: [email protected] mal hamilton To: [email protected] rsgb Cc: [email protected] [email protected]
/rsgb_lf_group-archives/html/rsgb_lf_group/2013-02/msg00136.html (10,108 bytes)


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