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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*\[TowerTalk\]\s+Dipole\s+Centre\s+\-\s+Proximity\s+To\s+Metal\s+Mast\s*$/: 4 ]

Total 4 documents matching your query.

1. [TowerTalk] Dipole Centre - Proximity To Metal Mast (score: 1)
Author: "Jim Martin - MM0BQI" <MM0BQI@blueyonder.co.uk>
Date: Mon, 30 Jan 2006 23:26:11 -0000
I have a small garden and just manage to squeeze a 40/80 loaded dipole from the roof to the fence. The centre of the dipole is currently unsupported six feet above the flat roof and I would like to i
/archives//html/Towertalk/2006-01/msg00627.html (7,133 bytes)

2. [TowerTalk] Dipole Centre - Proximity To Metal Mast (score: 1)
Author: "Dudley Chapman" <chief@thechief.com>
Date: Tue, 31 Jan 2006 09:17:12 -0500
Jim, The center of a dipole is quite insensitive to proximity to metal. You could secure the center insulator directly to the metal mast, if you have no other choice. Since your antenna might not be
/archives//html/Towertalk/2006-01/msg00636.html (9,210 bytes)

3. Re: [TowerTalk] Dipole Centre - Proximity To Metal Mast (score: 1)
Author: "Jim Martin - MM0BQI" <MM0BQI@blueyonder.co.uk>
Date: Tue, 31 Jan 2006 14:41:09 -0000
Thanks for all the replies. The centre will now be fixed to the metal mast which will indeed raise the ends further from the metal supports. A win-win situation! Less coupling into the neighbours TV/
/archives//html/Towertalk/2006-01/msg00637.html (9,187 bytes)

4. Re: [TowerTalk] Dipole Centre - Proximity To Metal Mast (score: 1)
Author: Fred Roberts <froberts@ispwest.com>
Date: Tue, 31 Jan 2006 17:30:43 -0800
Jim For most hams, a dipole never really is put up as high as we would like, and most times the ends are closer to the ground. But, aside from putting dipoles up as high as we can and trying to avoid
/archives//html/Towertalk/2006-01/msg00643.html (8,914 bytes)


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