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Total 277 documents matching your query.

61. [TowerTalk] Tri-ex tower query (score: 1)
Author: k6ll@juno.com (Dave Hachadorian)
Date: Fri, 27 Apr 2001 10:19:37 +0000
On Thu, 26 Apr 2001 12:54:37 -0400 "Kent Hager (KK1H)" <kahager@gis.net> writes: It's a pretty lightweight tower, weighing only 258 pounds. It's meant to be guyed, or bracketed to a sturdy structure
/archives//html/Towertalk/2001-04/msg00565.html (8,158 bytes)

62. [TowerTalk] Advise Please (score: 1)
Author: k6ll@juno.com (Dave Hachadorian)
Date: Tue, 6 Mar 2001 07:22:07 -0700
On Tue, 6 Mar 2001 06:20:30 -0000 "utahfolk" <utahfolk@xmission.com> writes: Does the driver's company have liability insurance, or is the loss covered by the homeowner's policy? If so, I would have
/archives//html/Towertalk/2001-03/msg00121.html (8,372 bytes)

63. [TowerTalk] Spalding Towers (score: 1)
Author: k6ll@juno.com (Dave Hachadorian)
Date: Fri, 16 Mar 2001 14:53:58 +0000
On Fri, 16 Mar 2001 08:21:43 -0600 "Ronald Anderson" <wa9pam@arrl.net> writes: That tower comes in 8' sections, so it is probably the 64 foot BX. Spaulding was bought out by Rohn. There is quite a bi
/archives//html/Towertalk/2001-03/msg00321.html (7,485 bytes)

64. [TowerTalk] Owl observations (score: 1)
Author: k6ll@juno.com (Dave Hachadorian)
Date: Wed, 28 Mar 2001 10:23:35 +0000
I've had a plastic owl perched on top of the mast for about ten years now. Prior to putting the owl up, the antennas at times would be covered almost entirely by grackles, a large black bird that is
/archives//html/Towertalk/2001-03/msg00546.html (8,196 bytes)

65. [TowerTalk] Reflectors and directors (score: 1)
Author: k6ll@juno.com (Dave Hachadorian)
Date: Fri, 2 Feb 2001 11:08:56 -0700
Every now and then, a real gem appears on this reflector. Tom's posting is one of those. Tom, it looks as though you were going to continue with additional points at the end. Why don't you finish it
/archives//html/Towertalk/2001-02/msg00059.html (16,773 bytes)

66. [TowerTalk] MFJ-259B vs Vectronics 584B ? (score: 1)
Author: k6ll@juno.com (Dave Hachadorian)
Date: Fri, 2 Feb 2001 22:17:17 -0700
If you change the last word to resistance, instead of reactance, it makes sense. That assumes that, at the lowest swr, reactance = zero. Dave Hachadorian, K6LL Yuma, AZ K6LL@juno.com -- FAQ on WWW: h
/archives//html/Towertalk/2001-02/msg00080.html (7,988 bytes)

67. [TowerTalk] quads vs. yagis (score: 1)
Author: k6ll@juno.com (Dave Hachadorian)
Date: Fri, 9 Feb 2001 10:13:32 -0700
This discussion prompted me to reread the article entitled "Quads vs. Yagis Revisited" in the May, 1979 issue of "Ham Radio" magazine. The author of this article, N6NB, dragged a TH-2 Tribander on a
/archives//html/Towertalk/2001-02/msg00250.html (7,531 bytes)

68. [TowerTalk] TX-455 Wind Loading (score: 1)
Author: k6ll@juno.com (Dave Hachadorian)
Date: Sun, 11 Feb 2001 08:58:31 -0700
The only place I have seen this tower rating for 70mph is on a competitor's web site, http://www.firstcallcom.net, where it's included in a table comparing it to Tri-ex towers. The figure given is 12
/archives//html/Towertalk/2001-02/msg00290.html (7,685 bytes)

69. [TowerTalk] triex mw-65 wind load? (score: 1)
Author: k6ll@juno.com (Dave Hachadorian)
Date: Sun, 11 Feb 2001 11:09:50 -0700
My old catalog just says 5.0 sq. ft. mounted 2' above the tower at 50 mph. Dave Hachadorian, K6LL Yuma, AZ K6LL@juno.com -- FAQ on WWW: http://www.contesting.com/FAQ/towertalk Submissions: towertalk@
/archives//html/Towertalk/2001-02/msg00294.html (7,294 bytes)

70. [TowerTalk] Guy Anchor Failure (score: 1)
Author: k6ll@juno.com (Dave Hachadorian)
Date: Mon, 1 Jan 2001 15:01:24 -0700
I had a Rohn screw anchor fail a few years ago. Fortunately I was at home, noticed the loose guy wire, and was able to take action to prevent the tower from falling over. The subject was discussed qu
/archives//html/Towertalk/2001-01/msg00016.html (10,827 bytes)

71. [TowerTalk] Guy Anchor Failure (score: 1)
Author: k6ll@juno.com (Dave Hachadorian)
Date: Tue, 2 Jan 2001 08:39:27 -0700
With the concrete anchors, Rohn says you are supposed to coat the below-grade rod with "Bitumen." I think if you did that with a screw-in anchor, you would scrape most of it off in the installation p
/archives//html/Towertalk/2001-01/msg00054.html (8,575 bytes)

72. [TowerTalk] Balloon recommendations needed! (score: 1)
Author: k6ll@juno.com (Dave Hachadorian)
Date: Mon, 8 Jan 2001 13:33:41 -0700
I tried a 3' diameter latex balloon from a party supply store, filled to about 30" diameter,using braided "Gibson Girl" liferaft balloon wire, and the balloon didn't have quite enough lift for a quar
/archives//html/Towertalk/2001-01/msg00205.html (8,928 bytes)

73. [TowerTalk] Radials over salt water? (score: 1)
Author: k6ll@juno.com (Dave Hachadorian)
Date: Mon, 8 Jan 2001 15:49:50 -0700
On Mon, 8 Jan 2001 13:22:39 -0800 "Al Williams" <alwilliams@olywa.net> writes: It's actually +6db. But, with a vertical over poor ground, the downward directed ray undergoes a phase shift, and comes
/archives//html/Towertalk/2001-01/msg00216.html (8,726 bytes)

74. [TowerTalk] Rohn45G tiltover Antenna capacity (score: 1)
Author: k6ll@juno.com (Dave Hachadorian)
Date: Mon, 15 Jan 2001 15:49:57 -0700
On Mon, 15 Jan 2001 15:20:55 -0600 "Marty Purselley" <brewer@flash.net> writes: Since your loads are not going to all be at the tower apex, you should use the "Safe Moment about the Hinge" specificat
/archives//html/Towertalk/2001-01/msg00376.html (9,457 bytes)

75. [TowerTalk] Rohn45G tiltover Antenna capacity (score: 1)
Author: k6ll@juno.com (Dave Hachadorian)
Date: Mon, 15 Jan 2001 16:01:19 -0700
On Mon, 15 Jan 2001 15:20:55 -0600 "Marty Purselley" <brewer@flash.net> writes: By the way, it would be a very good idea to buy another rotor plate, and put the rotor two feet further down in the tow
/archives//html/Towertalk/2001-01/msg00377.html (8,782 bytes)

76. [TowerTalk] Bracketed towers (score: 1)
Author: k6ll@juno.com (Dave Hachadorian)
Date: Wed, 17 Jan 2001 09:25:20 -0700
Another data point for bracketed towers is to look at Rohn's windload specifications for their fold-over towers with no top guys. Rohn 25 70mph 35.5' unsupported, 2.3 sq ft 70mph 22.5' unsupported, 6
/archives//html/Towertalk/2001-01/msg00441.html (6,989 bytes)

77. [TowerTalk] Shadowing of small antennas by larger ones? (score: 1)
Author: k6ll@juno.com (Dave Hachadorian)
Date: Mon, 29 Jan 2001 12:32:39 -0700
On Mon, 29 Jan 2001 09:30:55 -0500 Pete Smith <n4zr@contesting.com> writes: Since the far-field pattern is made up of equal parts of direct ray and ground-reflected ray, it seems to me that it wouldn
/archives//html/Towertalk/2001-01/msg00718.html (9,361 bytes)

78. [TowerTalk] Re: KT34 parts (score: 1)
Author: k6ll@juno.com (k6ll@juno.com)
Date: Thu, 2 Dec 1999 15:32:18 -0700
On Thu, 2 Dec 1999 16:00:26 -0500 "Jeff Singer" <k2kv@reallybig.com> writes: I think the only exception is the plastic capacitor caps. Even KLM had trouble getting these right. I sure wish we could f
/archives//html/Towertalk/1999-12/msg00023.html (8,650 bytes)

79. [TowerTalk] Multiple guy anchors (score: 1)
Author: k6ll@juno.com (k6ll@juno.com)
Date: Thu, 23 Dec 1999 09:20:52 -0700
On Thu, 23 Dec 1999 10:29:53 -0500 Pete Smith <n4zr@contesting.com> writes: I don't see any downside to adding a second set of anchors. I had an anchor rod corrode through a few years ago, after it h
/archives//html/Towertalk/1999-12/msg00436.html (7,878 bytes)

80. [TowerTalk] Rohn HDBX and a C3 (score: 1)
Author: k6ll@juno.com (k6ll@juno.com)
Date: Fri, 5 Nov 1999 08:56:04 -0700
My first tower was a HHDBX 40 (the five largest 8' sections) with a Mosely Classic 33 on it. It survived just fine for six years on a bluff overlooking the ocean in Newport, RI. There were many 70 mp
/archives//html/Towertalk/1999-11/msg00108.html (9,408 bytes)

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