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Total 8 documents matching your query.

1. Topband: Spitfire question (score: 1)
Author: Eduardo Araujo <er_araujo@yahoo.com>
Date: Mon, 4 Nov 2013 08:16:38 -0800 (PST)
Hello Dear Topbanders,                                           I had the chance to test the Spitfire antenna during the CQWWSSB. I installed it to cover initially one direction. I had no problem to
/archives//html/Topband/2013-11/msg00104.html (7,669 bytes)

2. Re: Topband: Spitfire question (score: 1)
Author: "Tom W8JI" <w8ji@w8ji.com>
Date: Mon, 4 Nov 2013 19:07:46 -0500
At first I was delighted because I got f/b at ground level of more than 20db across 25 Kc but surprise came when I could not notice any improvement in the front gain switching on/off the elements to
/archives//html/Topband/2013-11/msg00105.html (9,326 bytes)

3. Re: Topband: Spitfire question (score: 1)
Author: Eduardo Araujo <er_araujo@yahoo.com>
Date: Tue, 5 Nov 2013 05:49:19 -0800 (PST)
Peter and Tom                           I really appreciate your feedback and let me ask you for a little help with this if possible. Tower or driven element is a quarter wave with 120 quarter wave r
/archives//html/Topband/2013-11/msg00106.html (9,905 bytes)

4. Re: Topband: Spitfire question (score: 1)
Author: "Tom W8JI" <w8ji@w8ji.com>
Date: Tue, 5 Nov 2013 10:04:18 -0500
The 2 element hang from the top of the tower in opposite directions to an anchor point 40 mts from the base but suspended at that point at 3 mts from the ground and keep that hight returning to the t
/archives//html/Topband/2013-11/msg00110.html (13,887 bytes)

5. Re: Topband: Spitfire question (score: 1)
Author: "Peter Voelpel" <dj7ww@t-online.de>
Date: Tue, 5 Nov 2013 16:27:58 +0100
Hi Eduardo, I will contact my friend Andre, DF9OX, to find out more about his tuning process. http://www.df9ox.com/e_afu80mtxant_spitfire.html 73 Peter Peter and Tom                           I reall
/archives//html/Topband/2013-11/msg00114.html (11,083 bytes)

6. Re: Topband: Spitfire question (score: 1)
Author: Eduardo Araujo <er_araujo@yahoo.com>
Date: Wed, 6 Nov 2013 06:52:41 -0800 (PST)
Many Thanks Tom for taking the time to respond with quite level and details. I will definitely will give it another try from a different perspective. I am just looking for a 3db gain, and if I fail,
/archives//html/Topband/2013-11/msg00129.html (10,145 bytes)

7. Re: Topband: Spitfire question (score: 1)
Author: df9ox@gmx.de
Date: Sun, 10 Nov 2013 22:42:03 +0100
Hola Eddie and all, I am using the spitfire array now since 10 years on 80m, with a single center tower and 4 directional wires, switched as director/reflector. The array is ok, giving some dB gain,
/archives//html/Topband/2013-11/msg00149.html (11,258 bytes)

8. Re: Topband: Spitfire question (score: 1)
Author: df9ox@gmx.de
Date: Tue, 12 Nov 2013 22:28:33 +0100
GE Eddie, Felipe, some direct mailers and all, seems, the spitfire array got some interests, I got also some direct mailed questions. I will try to answer, and try to remember my tuning way 2003 - 20
/archives//html/Topband/2013-11/msg00170.html (16,038 bytes)

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