Search String: Display: Description: Sort:

Results:

References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*\[TowerTalk\]\s+How\s+to\s+mod\s+a\s+40m\s+4\-square\s+for\s+10m\s+use\?\s*$/: 5 ]

Total 5 documents matching your query.

1. [TowerTalk] How to mod a 40m 4-square for 10m use? (score: 1)
Author: "Mike Smith VE9AA" <ve9aa@nbnet.nb.ca>
Date: Sat, 22 Jan 2022 18:22:41 -0400
I am trying to go to all 4-squares like my contesting 4-sq buddy John, N8UM in TN. I am nearly there, having just installed a 15m one in time for CQWW CW. There are no new dedicated 10m 4-squares to
/archives//html/Towertalk/2022-01/msg00101.html (7,706 bytes)

2. Re: [TowerTalk] How to mod a 40m 4-square for 10m use? (score: 1)
Author: "Joe Subich, W4TV" <lists@subich.com>
Date: Sat, 22 Jan 2022 20:09:26 -0500
You've asked this question before in a different form. Check the archives for the prior thread. I'll PRESUME the capacitors need to be a different value in the exterior switch box, but to what?...any
/archives//html/Towertalk/2022-01/msg00104.html (9,792 bytes)

3. Re: [TowerTalk] How to mod a 40m 4-square for 10m use? (score: 1)
Author: Michael Tope <W4EF@dellroy.com>
Date: Sat, 22 Jan 2022 18:53:37 -0800
Mike, This presentation goes into excruciating detail on how to make all the necessary design calculation to setup and optimize the Comtek style hybrid in a 4 square array: https://www.kkn.net/dayton
/archives//html/Towertalk/2022-01/msg00105.html (9,896 bytes)

4. Re: [TowerTalk] How to mod a 40m 4-square for 10m use? (score: 1)
Author: "Lux, Jim" <jim@luxfamily.com>
Date: Sat, 22 Jan 2022 20:16:08 -0800
This presentation goes into excruciating detail on how to make all the necessary design calculation to setup and optimize the Comtek style hybrid in a 4 square array: https://www.kkn.net/dayton2011/D
/archives//html/Towertalk/2022-01/msg00106.html (9,717 bytes)

5. Re: [TowerTalk] How to mod a 40m 4-square for 10m use? (score: 1)
Author: Michael Tope <W4EF@dellroy.com>
Date: Sun, 23 Jan 2022 16:10:24 -0800
Hi Jim, Yeah, one could probably automate all the calculations as you describe. I think some of the design calculators described in the presentation might be included with the 5th edition of ON4UN's
/archives//html/Towertalk/2022-01/msg00121.html (10,572 bytes)


This search system is powered by Namazu