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Total 292 documents matching your query.

281. Re: [TowerTalk] SteppIR problem (score: 1)
Author: "Jerry Keller" <k3bz@arrl.net>
Date: Sun, 10 Jun 2007 20:58:49 -0400
This has been a very difficult problem. We could find nothing to suspect except the power supply, but a 2nd PS did the same thing. SteppIR's engineers suggested the following: (1) bad controller (we
/archives//html/Towertalk/2007-06/msg00212.html (12,955 bytes)

282. Re: [TowerTalk] SteppIR cable (score: 1)
Author: "Jerry Keller" <k3bz@arrl.net>
Date: Sun, 10 Jun 2007 22:07:30 -0400
We thought of that also.... the wires were switched around to see if the "4th EHU" was any particular EHU... but no matter which EHU was asdded last, it had the same result. So the problem isn't spec
/archives//html/Towertalk/2007-06/msg00215.html (10,210 bytes)

283. Re: [TowerTalk] SteppIR problem (score: 1)
Author: "Jerry Keller" <k3bz@arrl.net>
Date: Mon, 11 Jun 2007 10:09:15 -0400
I don't know for sure yet if driver chip(s) were blown in the original controller (Bill still has it, I think) but I believe they are OK in the 2nd controller we sent.... because Bill says he's able
/archives//html/Towertalk/2007-06/msg00248.html (29,916 bytes)

284. Re: [TowerTalk] SteppIR cable length (score: 1)
Author: "Jerry Keller" <k3bz@arrl.net>
Date: Mon, 11 Jun 2007 11:36:36 -0400
"A test by moving the controller to the tower will probably prove successful, but it won't determine the source of the problem."... K4SAV Although it might not pinpoint exactly why, it would at least
/archives//html/Towertalk/2007-06/msg00261.html (12,387 bytes)

285. Re: [TowerTalk] step away from stepIR (score: 1)
Author: "Jerry Keller" <k3bz@arrl.net>
Date: Mon, 11 Jun 2007 21:44:13 -0400
"SteppIR is becoming a religion, much like Collins."....Bill W6WRT AMEN!! 8^) 73, Jerry K3BZ _______________________________________________ _______________________________________________ TowerTalk
/archives//html/Towertalk/2007-06/msg00317.html (9,943 bytes)

286. Re: [TowerTalk] step away from stepIR (score: 1)
Author: "Jerry Keller" <k3bz@arrl.net>
Date: Mon, 11 Jun 2007 21:51:15 -0400
Sorry, Bob...it's the price you TT'ers pay for having the best, most knowledgeable members... for which I (for one) am grateful. 73, Jerry K3BZ -- Original Message -- From: "Bob Maser" <bmaser@tampab
/archives//html/Towertalk/2007-06/msg00318.html (11,378 bytes)

287. Re: [TowerTalk] Fw: SteppIR problem (score: 1)
Author: "Jerry Keller" <k3bz@arrl.net>
Date: Mon, 11 Jun 2007 22:49:03 -0400
There is no "larger cable".... SteppIR does recommend the optional 33v power supply if the control cable will exceed 200 feet. 73, Jerry K3BZ -- Original Message -- From: "Ron Todd" <ron@k4wz.com> To
/archives//html/Towertalk/2007-06/msg00322.html (14,293 bytes)

288. [TowerTalk] Fw: SteppIR problem (score: 1)
Author: "Jerry Keller" <k3bz@arrl.net>
Date: Mon, 11 Jun 2007 22:57:43 -0400
Nancy & Jim... based on my conversation with Jim today, would you please arrange to send 100 feet of 16-conductor cable to Bill Carnett AH6FC ? Bill has agreed to get AC out to the tower base to powe
/archives//html/Towertalk/2007-06/msg00323.html (20,080 bytes)

289. Re: [TowerTalk] SteppIR problem-update from the front lines (score: 1)
Author: "Jerry Keller (K3BZ)" <k3bz@arrl.net>
Date: Wed, 13 Jun 2007 13:05:26 -0400
In my experience, underground conduits without drain provisions will nearly always accumulate leakage or condensate water faster than it can escape, even if the ends are open. It's interesting that i
/archives//html/Towertalk/2007-06/msg00371.html (11,138 bytes)

290. Re: [TowerTalk] UV Resistant Ty-Wraps? (score: 1)
Author: "Jerry Keller (K3BZ)" <k3bz@arrl.net>
Date: Thu, 19 Jul 2007 21:12:25 -0400
I like to use "Linerless EPR High Voltage Tape" such as Plymouth / Bishop L969 Plyvolt. Most of the major tape makers have an equivalent, and it comes in various widths. It's a thick rubberized tape
/archives//html/Towertalk/2007-07/msg00768.html (11,339 bytes)

291. [TowerTalk] Feedline Coil or Loop?? (score: 1)
Author: "Jerry Keller (K3BZ)" <k3bz@arrl.net>
Date: Mon, 23 Jul 2007 15:13:28 -0400
I've always used a feedline "loop" that hangs out and down from the tower leg that's half-way on the rotation circle, is attached to the boom a few feet out from the mast, and is long enough that it
/archives//html/Towertalk/2007-07/msg00898.html (12,149 bytes)

292. [TowerTalk] Riley Hollingsworth Retiring (score: 1)
Author: "Jerry Keller (K3BZ)" <k3bz@arrl.net>
Date: Wed, 24 Oct 2007 19:31:47 -0400
I got this from the CQ newsroom..... "FCC amateur radio enforcement chief Riley Hollingsworth, K4ZDH, has announced that he will retire from the Commission in early January. Hollingsworth has been in
/archives//html/Towertalk/2007-10/msg00641.html (8,916 bytes)

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