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Total 96 documents matching your query.

61. [TowerTalk] Force 12: rivets, hardware (score: 1)
Author: CQK8DO@aol.com (CQK8DO@aol.com)
Date: Wed, 19 Nov 1997 08:30:42 -0500 (EST)
<< It sounds as though if money were no object and you were not building a product for commercial consumption in a price sensitive market -- then you would personally prefer heli-arching the aluminum
/archives//html/Towertalk/1997-11/msg00514.html (8,686 bytes)

62. [TowerTalk] off topics - PLEASE READ (score: 1)
Author: CQK8DO@aol.com (CQK8DO@aol.com)
Date: Tue, 7 Oct 1997 08:52:44 -0400 (EDT)
<< the position of GOD or sysop.. w6mr Nope.... The position of the majority.... I agree that a few humorous comments about a Harley seem harmless... But I have been a member of several lists where a
/archives//html/Towertalk/1997-10/msg00174.html (7,300 bytes)

63. [TowerTalk] Non-resonant guy lengths (score: 1)
Author: CQK8DO@aol.com (CQK8DO@aol.com)
Date: Thu, 9 Oct 1997 08:49:57 -0400 (EDT)
A 1/4 wave of wire is resonant at double the frequency it was when grounded - because that is the frequency at which it is a 1/2 wave long... Example: -> A 33 foot 1/4 wave vertical for 40 meters, if
/archives//html/Towertalk/1997-10/msg00249.html (9,287 bytes)

64. [TowerTalk] Chrome moly/end caps (score: 1)
Author: CQK8DO@aol.com (CQK8DO@aol.com)
Date: Mon, 13 Oct 1997 09:00:28 -0400 (EDT)
<< Do not weld on 4130 in the high temper states ie yield strength over 100,000 PSI. The weld arc will locally destroy the high yeild strength you paid for and provide a discontinuity that provides a
/archives//html/Towertalk/1997-10/msg00349.html (8,275 bytes)

65. [TowerTalk] Yagi Rain Static Observation (score: 1)
Author: CQK8DO@aol.com (CQK8DO@aol.com)
Date: Tue, 28 Oct 1997 14:43:22 -0500 (EST)
My hit occurred just as the guys were standing in the doorway watching the purple wall come across the field from the west... they say the entire radio bench lit up like an arc welder... certainly, a
/archives//html/Towertalk/1997-10/msg00749.html (8,147 bytes)

66. [TowerTalk] CATV Hardline (score: 1)
Author: CQK8DO@aol.com (CQK8DO@aol.com)
Date: Thu, 30 Oct 1997 14:40:47 -0500 (EST)
Hey Pete.... That's an interesting finding.... I have come to trust my Autec, but your findings are far enough at odds with the accepted value for that type of cable to raise questions... Can you mea
/archives//html/Towertalk/1997-10/msg00797.html (8,111 bytes)

67. [TowerTalk] 75 ohm hardline/twinlead (score: 1)
Author: CQK8DO@aol.com (CQK8DO@aol.com)
Date: Thu, 30 Oct 1997 14:43:43 -0500 (EST)
Using ladderline\open wire, etc., on resonant, low impedence antennas such as a yagi/quad/dipole, is an unnecessary complication... You get RF in the shack, you have to adjust the tuner, it is tough
/archives//html/Towertalk/1997-10/msg00798.html (8,564 bytes)

68. [TowerTalk] Gap Vertical (score: 1)
Author: CQK8DO@aol.com (CQK8DO@aol.com)
Date: Sat, 2 Aug 1997 11:53:26 -0400 (EDT)
I put one together and erected it for a local ham, checked the tuning, made a few contacts, etc... I don't think much of it... For an (almost) all band vertical I would urge the R7000+ , but that is
/archives//html/Towertalk/1997-08/msg00037.html (8,642 bytes)

69. [TowerTalk] Rohn 45 Tower Questions (score: 1)
Author: CQK8DO@aol.com (CQK8DO@aol.com)
Date: Sun, 3 Aug 1997 19:35:17 -0400 (EDT)
<< One of the 10 Most Common Tower Building Mistakes (a free copy is available from TOWER TECH) is NOT fitting the sections on the ground. It's much easier to find a potential fit problem and fix it
/archives//html/Towertalk/1997-08/msg00060.html (7,531 bytes)

70. [TowerTalk] Re: Tower Question (score: 1)
Author: CQK8DO@aol.com (CQK8DO@aol.com)
Date: Thu, 7 Aug 1997 17:56:19 -0400 (EDT)
The greatest loads that the tower will see are the overturning moments from wind... (We had a recorded 93mph gust in a thunderstorm 3 weeks ago) ... Therefore, you always put the top guy attachment p
/archives//html/Towertalk/1997-08/msg00279.html (7,912 bytes)

71. [TowerTalk] Copying the previous message(s) (s) (s) (score: 1)
Author: CQK8DO@aol.com (CQK8DO@aol.com)
Date: Fri, 8 Aug 1997 10:16:58 -0400 (EDT)
It would be wonderful if we all put our comments at the _top of the field_ , and then if we feel that we ABSOLUTELY, POSITIVELY, JUST GOTTA copy the entire previous message(s) that we are commenting
/archives//html/Towertalk/1997-08/msg00311.html (7,627 bytes)

72. [TowerTalk] New (?) idea for protecting underground feedlines (score: 1)
Author: CQK8DO@aol.com (CQK8DO@aol.com)
Date: Fri, 8 Aug 1997 10:17:58 -0400 (EDT)
Should work.... ahem, until you add the next antenna and cut the buried line trying to bury the new one... -- FAQ on WWW: http://www.contesting.com/towertalkfaq.html Submissions: towertalk@contesting
/archives//html/Towertalk/1997-08/msg00312.html (7,638 bytes)

73. [TowerTalk] Gap Vertical, Verticals in general (score: 1)
Author: CQK8DO@aol.com (CQK8DO@aol.com)
Date: Sat, 9 Aug 1997 08:49:07 -0400 (EDT)
I have not seen the aforementioned article... But, the broadcast industry did extensive experiments in the early days, as did Sevick, and a number of others in more recent years, including Al's excel
/archives//html/Towertalk/1997-08/msg00336.html (8,714 bytes)

74. [TowerTalk] Mobile Antenna Mount (score: 1)
Author: CQK8DO@aol.com (CQK8DO@aol.com)
Date: Mon, 11 Aug 1997 19:32:25 -0400 (EDT)
Make a plate that spans the box and has plugs that fit into the stake pockets.... Mount your bug smasher in the center of the plate.... Use flashing or copper braid to make grounding straps for the p
/archives//html/Towertalk/1997-08/msg00404.html (7,313 bytes)

75. [TowerTalk] Equation wanted (score: 1)
Author: CQK8DO@aol.com (CQK8DO@aol.com)
Date: Fri, 15 Aug 1997 17:30:02 -0400 (EDT)
Hmmm..... An equation that can return the impedence of an antenna element without even having to know the wavelength of the exciting signal... Now, that's something! Zo = 60 * (ln (2*h/a) -1) Denny -
/archives//html/Towertalk/1997-08/msg00484.html (7,129 bytes)

76. [TowerTalk] Re: [CQ-Contest] Sweepstakes Antennas: 80/75 Meters (score: 1)
Author: CQK8DO@aol.com (CQK8DO@aol.com)
Date: Sat, 23 Aug 1997 10:46:31 -0400 (EDT)
3 years ago for Field Day we put up a horizontal loop at 35 feet with a reflector 3 feet off the ground... On 80 meters we could hold a frequency and generate pile ups at will... Denny -- FAQ on WWW:
/archives//html/Towertalk/1997-08/msg00618.html (7,520 bytes)

77. [TowerTalk] wire antennas (RF resistance) (score: 1)
Author: CQK8DO@aol.com (CQK8DO@aol.com)
Date: Mon, 7 Jul 1997 12:39:48 -0400 (EDT)
<< Press Jones,N8UG and The Wirman, persuaded me to use his windowed, 300 ohm twin lead, #18 AWG conducotr wire for each leg, >> Hey Jim.... Press is a good guy.... I do have some reservations on his
/archives//html/Towertalk/1997-07/msg00257.html (8,571 bytes)

78. [TowerTalk] <Humor Alert> "Electric Cement" (score: 1)
Author: CQK8DO@aol.com (CQK8DO@aol.com)
Date: Thu, 10 Jul 1997 16:54:41 -0400 (EDT)
<< We could also start an interesting thread called... "Loading Up Lawn Ornaments For Fun and Dx." or "Gamma Matching That Drinking Fountain." Nothing... absolutely nothing... beats a pink flamingo f
/archives//html/Towertalk/1997-07/msg00381.html (7,573 bytes)

79. [TowerTalk] TowerTalk Lightning Protection-UPS Power Bullet-Proofing (score: 1)
Author: CQK8DO@aol.com (CQK8DO@aol.com)
Date: Thu, 10 Jul 1997 16:54:54 -0400 (EDT)
In my small town in the frozen wilds of michigan (btw, the name michigan < meechee gon> comes from the Pottawtomie language and translates as "my nose froze off last week" :) where what you warm coun
/archives//html/Towertalk/1997-07/msg00382.html (8,918 bytes)

80. [TowerTalk] ALUMINUM V COPPER (score: 1)
Author: CQK8DO@aol.com (CQK8DO@aol.com)
Date: Sat, 12 Jul 1997 09:52:06 -0400 (EDT)
<< A 100' roll of our 1.5"-wide copper strap lists for $100.95 >> Ya know, I only need about a thousand feet of that stuff to do the job up right... Why is it that everything in life that interests m
/archives//html/Towertalk/1997-07/msg00424.html (7,552 bytes)


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