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Total 7 documents matching your query.

1. [TowerTalk] SteppIR Wind Damage (score: 1): Author: "Gary Dixon K4MQG" <gdixon@fmtc.net>; Date: Mon, 27 Nov 2006 19:38:27 -0500; For your info, attached are three pictures showing wind damage to a friends SteppIR antenna in Europe. He said the wind peak was 73 MPH and stayed between 60-70 MPH for three hours. Fortunately he lo; /archives//html/Towertalk/2006-11/msg00774.html (6,574 bytes)
2. Re: [TowerTalk] SteppIR Wind Damage (score: 1): Author: VR2BrettGraham <vr2bg@harts.org.hk>; Date: Wed, 29 Nov 2006 03:01:31 +0000; K4MQG further reported: If this is an older SteppIR & therefore came with the original tubes, something to remember... Apparently the dielectric constant of later tubes is different than previous one; /archives//html/Towertalk/2006-11/msg00819.html (8,049 bytes)
3. Re: [TowerTalk] SteppIR Wind Damage (score: 1): Author: BobK8IA@aol.com; Date: Wed, 29 Nov 2006 03:46:14 EST; If this is an older SteppIR & therefore came with the original tubes, something to remember... Apparently the dielectric constant of later tubes is different than previous ones. Mixing old & new tube; /archives//html/Towertalk/2006-11/msg00826.html (9,139 bytes)
4. Re: [TowerTalk] SteppIR Wind Damage (score: 1): Author: "Michael Hatzakis Jr MD" <lists@hatzakis.net>; Date: Wed, 29 Nov 2006 07:59:06 -0800; Have you tried the re-calibration routine to re-set the element lengths? I changed tubes and also upgraded my controller 6 months ago. I apparently had one of the first Steppir versions. You can alte; /archives//html/Towertalk/2006-11/msg00847.html (10,729 bytes)
5. Re: [TowerTalk] SteppIR Wind Damage (score: 1): Author: VR2BrettGraham <vr2bg@harts.org.hk>; Date: Thu, 30 Nov 2006 00:31:29 +0000; K3MH suggested about SteppIR tubes & lengths: Calibrate just runs the motor(s) long enough that the strips can be assumed to be fully retracted & therefore extended from a known state to a known leng; /archives//html/Towertalk/2006-11/msg00873.html (9,044 bytes)
6. Re: [TowerTalk] SteppIR Wind Damage (score: 1): Author: "Michael Hatzakis Jr MD" <lists@hatzakis.net>; Date: Wed, 29 Nov 2006 16:51:42 -0800; Yes, I was referring to customizing the lengths of the driver based on SWR and using a built in fine and gross tuning routine and not on the homing routine, which is easy to do. I don't have that han; /archives//html/Towertalk/2006-11/msg00875.html (10,182 bytes)
7. Re: [TowerTalk] SteppIR Wind Damage (score: 1): Author: VR2BrettGraham <vr2bg@harts.org.hk>; Date: Thu, 30 Nov 2006 08:43:11 +0000; K3MH continued: I can't recall the exact shifts reported for which bands, but changing the reflector of a 3-el model on 20m at 15m by 1.5% (I think it was in that neighborhood), the F/B changes more; /archives//html/Towertalk/2006-11/msg00885.html (9,833 bytes)

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