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References: [ +from:[email protected]: 8 ]

Total 8 documents matching your query.

1. RE: VLF: Transatlantic messages at 8822Hz (score: 1)
Author: David Weinreich <[email protected]>
Date: Sun, 4 Jan 2015 21:01:28 +0000
Warren, A good general book on coding theory, that also covers convolutional codes, is Error Control Coding by Lin and Costello or Principles of Digital Communications and Coding by Viterbi and Omura
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-01/msg00112.html (28,760 bytes)

2. LF: Off Topiuc Subject (score: 1)
Author: David Weinreich <[email protected]>
Date: Tue, 21 Apr 2015 14:49:51 +0000
Dear Colleagues, I was going through some old files and came across a reference that I hope some members of this august group might be able to help me with. The article made reference to Chart no 19
/rsgb_lf_group-archives/html/rsgb_lf_group/2015-04/msg00138.html (9,172 bytes)

3. RE: LF: EbNaut at 8270.01953125 (score: 1)
Author: David Weinreich <[email protected]>
Date: Tue, 9 Jan 2018 16:09:34 +0000
Gentlemen, Please excuse a question from one who watches from the sidelines, the amazing reports of contacts at 8.2 kHz. My question is how long does it take to measure 8270.01953125 Hz? Based on my
/rsgb_lf_group-archives/html/rsgb_lf_group/2018-01/msg00133.html (20,925 bytes)

4. Re: LF: Re Propagation report (score: 1)
Author: "David Weinreich" <[email protected]>
Date: Wed, 07 Oct 2009 12:17:36 -0700
Peter, As an interested observer from the other side of the pond, how do you determine that you are close to the ERP limit?? I'd be interested in knowing as I am trying to do some pro-bono work for t
/rsgb_lf_group-archives/html/rsgb_lf_group/2009-10/msg00412.html (14,439 bytes)

5. Re: LF: Re Propagation report (score: 1)
Author: "David Weinreich" <[email protected]>
Date: Wed, 07 Oct 2009 13:20:25 -0700
Jim, Thanks very much for the explanation it's very helpful. Too bad there aren't very many calibrated receivers and antennas. 73, David Weinreich WA2VUJ/3 >>> From: "James Moritz" <james.moritz@btop
/rsgb_lf_group-archives/html/rsgb_lf_group/2009-10/msg00458.html (13,824 bytes)

6. Re: VLF: Whistlers again (score: 1)
Author: "David Weinreich" <[email protected]>
Date: Mon, 22 Mar 2010 14:55:27 -0700
Wolf, What is the cutoff frequency for the high pass filter in your setup?? Vielen dank, David Weinreich WA2VUJ/3 >>> From: Wolfgang Büscher<[email protected]> To: RSGB LF Group <rsgb_lf_group@blacks
/rsgb_lf_group-archives/html/rsgb_lf_group/2010-03/msg00052.html (9,804 bytes)

7. Re: LF: VLF Whistler activity (score: 1)
Author: "David Weinreich" <[email protected]>
Date: Thu, 10 Mar 2011 13:40:43 -0800
Wolf, Where can I find the details on your E-Field receiver?? Tnx & 73, David WA2VUJ/3 >>> From: wolf_dl4yhf <[email protected]> To: RSGB LF Group <[email protected]> Date: 3/10/2011 4:04
/rsgb_lf_group-archives/html/rsgb_lf_group/2011-03/msg00750.html (10,430 bytes)

8. LF: Broadcast Ground Systems (score: 1)
Author: David Weinreich <[email protected]>
Date: Wed, 11 Sep 2013 23:34:03 +0000
Dear LF/MFers, I have a copy of "Radio Broadcast Ground Systems" that was prepared by Smith Electronics of Cleveland, Ohio in 1972. The report provides a digest of material from Laport's book, the An
/rsgb_lf_group-archives/html/rsgb_lf_group/2013-09/msg00027.html (10,437 bytes)


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