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Total 5 documents matching your query.

1. [TowerTalk] how does one accomplish a 'stud' for elements? (score: 1): Author: "StellarCAT" <rxdesign@ssvecnet.com>; Date: Sat, 2 Jan 2016 09:04:51 -0500; Specifically adding something to a 4 element 40 to eliminate 15 meter interaction? I believe Optibeam does this not sure how they do it. Is this just using the element with a parallel line tuned thro; /archives//html/Towertalk/2016-01/msg00006.html (7,229 bytes)
2. Re: [TowerTalk] how does one accomplish a 'stud' for elements? (score: 1): Author: "chetmoore" <chetmoore@cox.net>; Date: Sat, 2 Jan 2016 11:06:30 -0500; Do we need a WENCH to go with this STUD? Specifically adding something to a 4 element 40 to eliminate 15 meter interaction? I believe Optibeam does this not sure how they do it. Is this just using th; /archives//html/Towertalk/2016-01/msg00007.html (8,711 bytes)
3. Re: [TowerTalk] how does one accomplish a 'stud' for elements? (score: 1): Author: "ve4xt@mymts.net" <ve4xt@mymts.net>; Date: Sat, 2 Jan 2016 09:28:20 -0600; I'm wondering if Optibeam's design uses 1/4-wl 15 meter stubs mounted such that the open end of the stub is at a distance from the boom that is not a resonance point on 15. A 1/4 wl on 15 is just mor; /archives//html/Towertalk/2016-01/msg00010.html (9,842 bytes)
4. Re: [TowerTalk] how does one accomplish a 'stud' for elements? (score: 1): Author: "john@kk9a.com" <john@kk9a.com>; Date: Sun, 3 Jan 2016 15:08:51 -0500; How about omitting the linear loading and converting it to loading coils, which is probably a better option anyway. My High-Q coil loaded 40m beams are not resonant on 15m, one is about 17 feet away; /archives//html/Towertalk/2016-01/msg00019.html (8,553 bytes)
5. Re: [TowerTalk] how does one accomplish a 'stud' for elements? (score: 1): Author: Michael Tope <W4EF@dellroy.com>; Date: Mon, 4 Jan 2016 02:50:28 -0800; The elements on the Cushcraft XM240 are loaded with a combination lumped inductor and capacitance hat. I believe they are resonate at around 18 MHz. 73, Mike W4EF............. John Kk9A Specifically; /archives//html/Towertalk/2016-01/msg00029.html (9,062 bytes)

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