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1. [TowerTalk] sloper : grounded coax (score: 1): Author: "Federico Zanini IK3UMT" <ik3umt@ir3ip.net>; Date: Mon, 5 Dec 2005 00:32:21 +0100; Hi All Just a question : I own a 40-80-160 alpha-delta DX-A double half sloper (coax braid connected to the top of tower). It works fine but i note some rfi problem as coax braid offer a good path to; /archives//html/Towertalk/2005-12/msg00090.html (7,753 bytes)
2. [TowerTalk] topband info (score: 1): Author: "Federico Zanini IK3UMT" <ik3umt@ir3ip.net>; Date: Tue, 3 Jan 2006 01:08:47 +0100; Hi all, My station is located in a little city lot , let's say about 115 X 65 ft Dream of all hams in my condition is to have somewhat "Magic" antenna to work topband DX in a so limited space. Can yo; /archives//html/Towertalk/2006-01/msg00021.html (7,491 bytes)
3. [TowerTalk] k9ay (score: 1): Author: "Federico Zanini - IK3UMT" <ik3umt@ir3ip.net>; Date: Tue, 3 Jan 2006 15:39:15 +0100; Hi all, Firt of all I want to thanks all hams who suggested to me various antenna systems for topband transmissions. I want to ask you how a k9ay works relatively to 1.8 MHz , as the antenna is a opt; /archives//html/Towertalk/2006-01/msg00034.html (7,214 bytes)
4. Re: [TowerTalk] k9ay (score: 1): Author: "Federico Zanini - IK3UMT" <ik3umt@ir3ip.net>; Date: Tue, 3 Jan 2006 18:05:53 +0100; Rich, I live in a urban environment where QRM/N is S8-9 all day (that's why my request about k9ay) and i can say you YES, Wellbrook loop makes the difference , you can receive signals even 4-5 S poin; /archives//html/Towertalk/2006-01/msg00042.html (10,024 bytes)
5. [TowerTalk] k9ay (score: 1): Author: "Federico Zanini - IK3UMT" <ik3umt@ir3ip.net>; Date: Thu, 5 Jan 2006 12:46:37 +0100; Hi All, Just a question : can it be useful/possible to made a single-loop k9ay rotatable (yes, with a rotor) once one find better Rterm value ?? Am I misconcepting k9ay working rules ???? Let me know; /archives//html/Towertalk/2006-01/msg00117.html (7,993 bytes)
6. [TowerTalk] about k9ay... (score: 1): Author: "Federico Zanini - IK3UMT" <ik3umt@ir3ip.net>; Date: Thu, 5 Jan 2006 12:52:10 +0100; Hi About k9ay principle, is there any source/article explaining or illustrating how pattern change varying Rterm ??? Thanks. _______________________________________________ __________________________; /archives//html/Towertalk/2006-01/msg00118.html (6,550 bytes)
7. [TowerTalk] rotatable k9ay and more... (score: 1): Author: ik3umt@ir3ip.net; Date: Sun, 8 Jan 2006 22:34:26 +0100 (CET); Hi All Here I come again on (unanswered) question about rotatable k9ay loop I've never considered this antenna before since I was not really interested in topband 'til now (after 14 years of hamradio; /archives//html/Towertalk/2006-01/msg00173.html (7,954 bytes)
8. [TowerTalk] k9ay info (score: 1): Author: ik3umt@ir3ip.net; Date: Sun, 8 Jan 2006 22:39:42 +0100 (CET); Hi, Does it have sense to build a multi-turns same-plane k9ay terminated loop to increase performance (mainly signal strenght) ??? Thanks. _______________________________________________ ____________; /archives//html/Towertalk/2006-01/msg00174.html (6,787 bytes)
9. [TowerTalk] k9ay modeling (score: 1): Author: ik3umt@ir3ip.net; Date: Sun, 8 Jan 2006 23:51:15 +0100 (CET); Hi All Keep these data as is..... I've made some computer modeling work before bed this evening.... I've tested new MMana rev. 2.03 modeling software (I don't know how reliable it is...but is the one; /archives//html/Towertalk/2006-01/msg00177.html (7,136 bytes)

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