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Total 108 documents matching your query.

101. Re: [TowerTalk] Anecdotal (score: 1)
Author: "Dick Dievendorff" <dieven@comcast.net>
Date: Mon, 8 Apr 2013 12:01:02 -0700
Hashafista Scratchi. http://www.eham.net/articles/20543 I asked CQ if they'd consider a Hashafisti Anthology reprint of his articles. I've seen other similar requests, too. You can read his columns i
/archives//html/Towertalk/2013-04/msg00081.html (9,411 bytes)

102. Re: [TowerTalk] N4MB Question (score: 1)
Author: "Dick Dievendorff" <dieven@comcast.net>
Date: Tue, 18 Jun 2013 09:24:01 -0700
The cost of engineering calculations acceptable to my planning authority for a one-off "adapter plate" might be high. Maybe not. But the numbers provided by the tower manufacturer wouldn't apply unle
/archives//html/Towertalk/2013-06/msg00282.html (8,585 bytes)

103. Re: [TowerTalk] What rotor should I use (score: 1)
Author: "Dick Dievendorff" <dieven@comcast.net>
Date: Thu, 27 Jun 2013 08:58:32 -0700
Maybe a different rotator controller with a different ramp-down speed control could be helpful. I really like the Green Heron controller that came with my K7NV Prop Pitch... 73 de Dick, K6KR --Origin
/archives//html/Towertalk/2013-06/msg00416.html (11,618 bytes)

104. [TowerTalk] K0XG orbital rotator potentiometer drive belt (score: 1)
Author: Dick Dievendorff <dieven@comcast.net>
Date: Tue, 23 Jul 2013 04:35:45 -0700
I've been unable to reach K0XG. Does anyone know where I can acquire a drive belt for the position potentiometer? Dick, K6KR _______________________________________________ __________________________
/archives//html/Towertalk/2013-07/msg00431.html (6,771 bytes)

105. Re: [TowerTalk] Rohn 45 (score: 1)
Author: "Dick Dievendorff" <dieven@comcast.net>
Date: Wed, 24 Jul 2013 18:58:22 -0700
I have participated in tower building sessions where a 5 foot length of pipe was inserted into one tower leg and a "modest" (one man) force was applied at the far end of the pipe to correct alignment
/archives//html/Towertalk/2013-07/msg00492.html (9,356 bytes)

106. Re: [TowerTalk] How High is enough (score: 1)
Author: "Dick Dievendorff" <dieven@comcast.net>
Date: Thu, 1 Aug 2013 11:15:37 -0700
That sort of "the next step is awfully expensive" applies to a whole lot of things in life, though. Squeezing that next couple of dB gets more and more expensive as you move up... Dick, K6KR --Origin
/archives//html/Towertalk/2013-08/msg00012.html (13,298 bytes)

107. Re: [TowerTalk] Crankup Danger (score: 1)
Author: "Dick Dievendorff" <dieven@comcast.net>
Date: Thu, 1 Aug 2013 12:10:50 -0700
When I had a crankup, "lowered" was still supported by the same single steel cable as when all the way up, at least for my US Towers 89 footer. Bringing it down was to a point where a limit switch st
/archives//html/Towertalk/2013-08/msg00017.html (11,035 bytes)

108. Re: [TowerTalk] Crankup tower safety question... (Crankup Danger!) (score: 1)
Author: "Dick Dievendorff" <dieven@comcast.net>
Date: Fri, 2 Aug 2013 09:43:54 -0700
I suspect that if an upper section support were to fail, supports for other seconds below might be stressed to failure by falling sections. I remember vividly watching this effect on TV on a couple o
/archives//html/Towertalk/2013-08/msg00066.html (10,170 bytes)


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