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1. [TowerTalk] Minimum Discernible Difference (score: 1): Author: David Gilbert <xdavid@cis-broadband.com>; Date: Mon, 23 Aug 2010 11:15:46 -0700; I've added a page to my web site covering some investigations into how much difference in signal strength might be noticeable in weak signal and/or contest conditions, with several audio files includ; /archives//html/Towertalk/2010-08/msg00475.html (7,579 bytes)
2. Re: [TowerTalk] Minimum Discernible Difference (score: 1): Author: "Rick Karlquist" <richard@karlquist.com>; Date: Mon, 23 Aug 2010 11:43:54 -0700; The intent of these tests is good. It is always good to get confirmation that a 2 dB difference in S/N is significant. That's why I run 150W in low power contests instead of 100W, if the rules permit; /archives//html/Towertalk/2010-08/msg00476.html (9,054 bytes)
3. Re: [TowerTalk] Minimum Discernible Difference (score: 1): Author: "Jim Brown" <jim@audiosystemsgroup.com>; Date: Mon, 23 Aug 2010 11:57:53 -0700; Hi Dave, I didn't listen, but I did read, and I think both your methodoloy and conclusions make sense. One thing I WOULD change though is to work in the WAV format rather than MP3. 16 bit 8 kHz is en; /archives//html/Towertalk/2010-08/msg00478.html (10,278 bytes)
4. Re: [TowerTalk] Minimum Discernible Difference (score: 1): Author: David Gilbert <xdavid@cis-broadband.com>; Date: Mon, 23 Aug 2010 13:12:16 -0700; Thanks for the feedback, Rick ... good comments. I wasn't really trying to simulate what happens in a receiver, though, because there is no way I can account for all the various receiver characterist; /archives//html/Towertalk/2010-08/msg00480.html (10,789 bytes)
5. Re: [TowerTalk] Minimum Discernible Difference (score: 1): Author: David Gilbert <xdavid@cis-broadband.com>; Date: Mon, 23 Aug 2010 14:31:27 -0700; Creeping senility is such an ugly thing .... While working outside on a project I realized I had referred to K9YC as Gary, when everyone (including me) knows his name is Jim. My sincere apologies ...; /archives//html/Towertalk/2010-08/msg00482.html (12,311 bytes)
6. Re: [TowerTalk] Minimum Discernible Difference (score: 1): Author: "Jim Brown" <jim@audiosystemsgroup.com>; Date: Mon, 23 Aug 2010 14:43:45 -0700; No problem. Actually, I know some Garys who are OK! :) 73, Jim K9YC _______________________________________________ _______________________________________________ TowerTalk mailing list TowerTalk@co; /archives//html/Towertalk/2010-08/msg00483.html (8,042 bytes)
7. Re: [TowerTalk] Minimum Discernible Difference (score: 1): Author: "Jim Hargrave" <w5ifp@gvtc.com>; Date: Mon, 23 Aug 2010 16:52:15 -0500; Don't sound so bad, if you call it "Senior Moments". 73's Jim W5IFP _______________________________________________ _______________________________________________ TowerTalk mailing list TowerTalk@c; /archives//html/Towertalk/2010-08/msg00484.html (8,082 bytes)
8. Re: [TowerTalk] Minimum Discernible Difference (score: 1): Author: "Richard M. Gillingham" <rmoodyg@bellsouth.net>; Date: Mon, 23 Aug 2010 18:51:05 -0400; I call it the CRS syndrome... Can't Remember S--! I have not infrequent episodes of it.. 73 Gil, W1RG -- Original Message -- From: "Jim Hargrave" <w5ifp@gvtc.com> To: <towertalk@contesting.com> Sent:; /archives//html/Towertalk/2010-08/msg00485.html (9,190 bytes)
9. Re: [TowerTalk] Minimum Discernible Difference (score: 1): Author: "Roger (K8RI)" <K8RI-on-TowerTalk@tm.net>; Date: Tue, 24 Aug 2010 01:54:33 -0400; Tis qute alright Sam!. 73 Roger (K8RI) _______________________________________________ _______________________________________________ TowerTalk mailing list TowerTalk@contesting.com http://lists.con; /archives//html/Towertalk/2010-08/msg00488.html (13,318 bytes)

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