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Total 9 documents matching your query.

1. Topband: Let's try stuff (score: 1): Author: sire@iinet.net.au (Steve Ireland); Date: Sat, 16 Feb 2002 07:44:11 +0800; Us radio amateurs do so love talking (and listening) and sometimes we talk (or listen) ourselves out of trying something. Some antennas work well in particular situations, while sometimes antennas th; /archives//html/Topband/2002-02/msg00095.html (11,735 bytes)
2. Topband: Let's try stuff (score: 1): Author: W8JI@contesting.com (Tom Rauch); Date: Sun, 17 Feb 2002 02:01:49 -0500; Hi Steve, The article actually states when radials are shortened and a loading coil is added, current in the radials is more evenly distributed and efficiency improves over (larger) systems with reso; /archives//html/Topband/2002-02/msg00099.html (9,859 bytes)
3. Topband: Let's try stuff (score: 1): Author: W4EF@dellroy.com (Mike); Date: Sun, 17 Feb 2002 05:39:35 -0800; I have that issue here somewhere, Tom. It was interesting (and not too surprising) to note the PY station's observation that signal strengths improved significantly when he connected conventional rad; /archives//html/Topband/2002-02/msg00102.html (10,999 bytes)
4. Topband: Let's try stuff (score: 1): Author: gm3poi@btinternet.com (Clive GM3POI); Date: Mon, 18 Feb 2002 11:21:08 -0000; Steve VK6VZ Said "That being said, for 95% of the time my inverted vee dipole at 90' outperforms my Marconi-T with a 20m vertical section over a full density 1/8 wave earth screen - to the amazement/; /archives//html/Topband/2002-02/msg00109.html (9,202 bytes)
5. Topband: Let's try stuff (score: 1): Author: zl3ix@inet.net.nz (Greg - ZL3IX); Date: Tue, 19 Feb 2002 19:41:59 +1300; system Clive, As I am sure you are aware, it's not only the close-in ground system that affects the effectiveness of the vertical, but the conditions in the Fresnel zone as well. Most amateurs are n; /archives//html/Topband/2002-02/msg00114.html (9,576 bytes)
6. Topband: Let's try stuff (score: 1): Author: W8JI@contesting.com (Tom Rauch); Date: Tue, 19 Feb 2002 20:01:06 -0500; ZL3REX works out much better on an inverted L than on a low horizontal. He lives in a valley without particularly good soil between high mountains, and has 30 radials on a 70 foot high Inverted L. N; /archives//html/Topband/2002-02/msg00116.html (11,025 bytes)
7. Topband: Let's try stuff (score: 1): Author: sire@iinet.net.au (Steve Ireland); Date: Sun, 24 Feb 2002 10:10:02 +0800; W8JI replied: VK6VZ replied: Rex ZL3REX is considerably farther from the geomagnetic equator than VK6 - at a higher latitude where the power coupling into the ionisphere very definitely favours a ver; /archives//html/Topband/2002-02/msg00158.html (11,994 bytes)
8. Topband: Let's try stuff (score: 1): Author: W8JI@contesting.com (Tom Rauch); Date: Sun, 24 Feb 2002 11:53:55 -0500; Hi Steve, ON4UN's book in section 2.5 "postulates" coupling to the ionosphere near the equator is *less* for horizontals. No where do we find a statement that it is xx dB, and the text even qualifies; /archives//html/Topband/2002-02/msg00170.html (14,201 bytes)
9. Topband: Let's try stuff (score: 1): Author: john.w1fv@telocity.com (John Kaufmann); Date: Sun, 24 Feb 2002 16:33:11 -0500; The "standard" versions of EZNEC have the limitation of not including a ground wave component. However "EZNEC-pro (http://www.eznec.com/eznecpro.htm), which is a more sophisticated (and more expensiv; /archives//html/Topband/2002-02/msg00180.html (10,056 bytes)

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