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Total 8 documents matching your query.

1. [TowerTalk] Skip Distance (score: 1): Author: Roger D Johnson <n1rj@roadrunner.com>; Date: Thu, 12 Sep 2019 21:02:26 -0400; I've been running some tests on my 8 circle array with K1JB. Joe is 17 miles away and I sometimes notice deep fading on his signal. Makes plotting the antenna pattern very difficult. Is it possible t; /archives//html/Towertalk/2019-09/msg00336.html (6,753 bytes)
2. Re: [TowerTalk] Skip Distance (score: 1): Author: Roger D Johnson <n1rj@roadrunner.com>; Date: Fri, 13 Sep 2019 06:11:13 -0400; These test were in late morning to early afternoon. 73, Roger 73, Roger _______________________________________________ _______________________________________________ TowerTalk mailing list TowerTal; /archives//html/Towertalk/2019-09/msg00341.html (7,669 bytes)
3. Re: [TowerTalk] Skip Distance (score: 1): Author: jimlux <jimlux@earthlink.net>; Date: Fri, 13 Sep 2019 05:43:52 -0700; On 9/12/19 6:02 PM, Roger D Johnson wrote: I've been running some tests on my 8 circle array with K1JB. Joe is 17 miles away and I sometimes notice deep fading on his signal. Makes plotting the anten; /archives//html/Towertalk/2019-09/msg00345.html (7,624 bytes)
4. Re: [TowerTalk] Skip Distance (score: 1): Author: jimlux <jimlux@earthlink.net>; Date: Fri, 13 Sep 2019 06:08:55 -0700; 73, Roger On 9/12/2019 9:02 PM, Roger D Johnson wrote: I've been running some tests on my 8 circle array with K1JB. Joe is 17 miles away and I sometimes notice deep fading on his signal. Makes plott; /archives//html/Towertalk/2019-09/msg00347.html (8,910 bytes)
5. Re: [TowerTalk] Skip Distance (score: 1): Author: Roger D Johnson <n1rj@roadrunner.com>; Date: Fri, 13 Sep 2019 09:47:19 -0400; Frequency was 1825 kHz On 9/13/2019 9:08 AM, jimlux wrote: On 9/13/19 3:11 AM, Roger D Johnson wrote: These test were in late morning to early afternoon. At what frequency - I think we can assume the; /archives//html/Towertalk/2019-09/msg00351.html (9,326 bytes)
6. Re: [TowerTalk] Skip Distance (score: 1): Author: jimlux <jimlux@earthlink.net>; Date: Fri, 13 Sep 2019 07:42:44 -0700; Daytime? at 2MHz? You're totally below the critical frequency, even with no sunspots.. No question you are getting skywave propagation. In fact, low sunspots helps, because the D-layer absorption is; /archives//html/Towertalk/2019-09/msg00354.html (11,115 bytes)
7. Re: [TowerTalk] Skip Distance (score: 1): Author: "Richard (Rick) Karlquist" <richard@karlquist.com>; Date: Fri, 13 Sep 2019 09:48:50 -0700; You could try measuring with short bursts of RF (a few 100's of microseconds) and look at the received signal audio with a scope. You should be able to resolve sufficiently in the time domain to sepa; /archives//html/Towertalk/2019-09/msg00361.html (8,733 bytes)
8. Re: [TowerTalk] Skip Distance (score: 1): Author: jimlux <jimlux@earthlink.net>; Date: Fri, 13 Sep 2019 10:01:20 -0700; Rick N6RK This is where one of those $30 RTL-SDR receivers might come in handy.. It would be easy to see. On 9/12/2019 6:02 PM, Roger D Johnson wrote: I've been running some tests on my 8 circle arra; /archives//html/Towertalk/2019-09/msg00363.html (9,543 bytes)

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