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Total 135 documents matching your query.

61. [TowerTalk] Re: What tape to use? Crimping? (score: 1)
Author: davidc@bit-net.com (DavidC)
Date: Mon, 17 Aug 1998 11:31:03 -0400
If I may kibitz, how about if one crimps the ends (may require some adjusting of the element length to maintain resonance) then dip the end in the liquid rubber one may get for coating the handles o
/archives//html/Towertalk/1998-08/msg00510.html (8,603 bytes)

62. [TowerTalk] Re: What tape to use? Crimping? (score: 1)
Author: davidc@bit-net.com (DavidC)
Date: Mon, 17 Aug 1998 15:29:32 -0400
Or perhaps a small hole at the very bottom of the pinched aluminum and rubber-dipped end? 73, DavidC AA1FA -- FAQ on WWW: http://www.contesting.com/towertalkfaq.html Submissions: towertalk@contestin
/archives//html/Towertalk/1998-08/msg00514.html (7,908 bytes)

63. [TowerTalk] Projected area of Hy-Gain beams (score: 1)
Author: davidc@bit-net.com (DavidC)
Date: Tue, 18 Aug 1998 16:29:59 -0400
you wind. Now here is an interesting idea. What about a wind direction--sensor/limiter that would provide an indicator of directional wind stress, or actual rotor control in high wind conditions to
/archives//html/Towertalk/1998-08/msg00533.html (10,159 bytes)

64. [TowerTalk] 80m antenna (score: 1)
Author: davidc@bit-net.com (DavidC)
Date: Thu, 20 Aug 1998 11:35:10 -0400
an So, with a KLM KT34XA 30 foot boom, one would add extensions and a non-conductive spacer in the middle and feed the two electrically separated halves? Hmmm, sounds very interesting. Talk about a
/archives//html/Towertalk/1998-08/msg00599.html (8,283 bytes)

65. [TowerTalk] Using boom as 40m dipole (score: 1)
Author: davidc@bit-net.com (DavidC)
Date: Thu, 20 Aug 1998 12:25:11 -0400
[TowerTalk] Using boom as 40m dipole Ernesto Grueneberg I found this in the archives, but could not find the actual discussion where gamma matching the boom without mechanically splitting the boom fo
/archives//html/Towertalk/1998-08/msg00603.html (7,106 bytes)

66. [TowerTalk] Projected area of Hy-Gain beams (score: 1)
Author: davidc@bit-net.com (DavidC)
Date: Thu, 20 Aug 1998 17:56:29 -0400
I was not among those discussing a crank-up, don't have one and am unlikely to ever have one. My tower is fixed and both it and the beam will be rated to take normal winds. I am interested in the va
/archives//html/Towertalk/1998-08/msg00611.html (9,232 bytes)

67. [TowerTalk] Towers aint for birds (score: 1)
Author: davidc@bit-net.com (DavidC)
Date: Thu, 20 Aug 1998 20:25:39 -0400
Seems to me that cats should be at the top of the list, so let's call for the destruction of all cats first ... that should have the animal lovers in a civil war (bird lovers vs cat lovers) until lo
/archives//html/Towertalk/1998-08/msg00616.html (7,932 bytes)

68. [TowerTalk] Mismatch loss and tuners (score: 1)
Author: davidc@bit-net.com (DavidC)
Date: Fri, 21 Aug 1998 18:46:43 -0400
This is an interesting theory on paper, though it doesn't "feel" right ... I need some help understanding it. It is clear that nothing is lost (conservation of energy), whether it remains RF energy
/archives//html/Towertalk/1998-08/msg00644.html (10,101 bytes)

69. [TowerTalk] Re: invert vee 160m? (score: 1)
Author: davidc@bit-net.com (DavidC)
Date: Fri, 21 Aug 1998 19:56:20 -0400
feet. raise As I understand it, raising the legs will raise your feedpoint resistance, it will change your pattern as well and I'd guess improve overall performance ... though you will lose a little
/archives//html/Towertalk/1998-08/msg00647.html (7,403 bytes)

70. [TowerTalk] Mismatch loss and tuners (score: 1)
Author: davidc@bit-net.com (DavidC)
Date: Fri, 21 Aug 1998 23:47:56 -0400
by a at the loss when antenna 1:1. Thanks for trying to straighten me out here! I am an inadequate Extra! When the feedline, or anything other than the antenna radiates, is that considered loss? Is
/archives//html/Towertalk/1998-08/msg00655.html (14,569 bytes)

71. [TowerTalk] Flat top vs Inv Vee (score: 1)
Author: davidc@bit-net.com (DavidC)
Date: Fri, 21 Aug 1998 23:50:58 -0400
V an than talked Doesn't the inverted vee offer some of the advantages of a vertical, lower beam in a stack, etc.? Can one not model certain ground effect and propagation conditions where a vee may
/archives//html/Towertalk/1998-08/msg00656.html (8,612 bytes)

72. [TowerTalk] Cage Antenna Construction Hints? (score: 1)
Author: davidc@bit-net.com (DavidC)
Date: Wed, 26 Aug 1998 23:46:20 -0400
a coupla years ago W1CW made an awesome looking vertical out of a cage of wires which were around rings of PVC pipe.....he took a length of PVC pipe and cut it on the saw into a ton of short pieces..
/archives//html/Towertalk/1998-08/msg00897.html (10,031 bytes)

73. [TowerTalk] QTH.COM ?? (score: 1)
Author: davidc@bit-net.com (DavidC)
Date: Thu, 2 Jul 1998 11:19:28 -0400
Try: http://www.qth.com/cgi-shl/classfd.exe/m|q|QTH.COM radio -- FAQ on WWW: http://www.contesting.com/towertalkfaq.html Submissions: towertalk@contesting.com Administrative requests: towertalk-REQUE
/archives//html/Towertalk/1998-07/msg00082.html (7,352 bytes)

74. [TowerTalk] T2X w/Stainless Ring Gear - Which models? (score: 1)
Author: davidc@bit-net.com (DavidC)
Date: Fri, 3 Jul 1998 23:18:15 -0400
I am told that there is a series/serial number that flags the point at which Hygain-Telex switched to a stainless ring gear (and other improvements) in the T2X rotor. Anyone know what that is? I need
/archives//html/Towertalk/1998-07/msg00141.html (7,011 bytes)

75. [TowerTalk] HF Tribander Test Report available (score: 1)
Author: davidc@bit-net.com (DavidC)
Date: Sat, 4 Jul 1998 18:37:37 -0400
Which 8 please? Happy 4th! 73, DavidC AA1FA -- FAQ on WWW: http://www.contesting.com/towertalkfaq.html Submissions: towertalk@contesting.com Administrative requests: towertalk-REQUEST@contesting.com
/archives//html/Towertalk/1998-07/msg00160.html (7,392 bytes)

76. [TowerTalk] Re: Resonance & Measuring Devices (score: 1)
Author: davidc@bit-net.com (DavidC)
Date: Tue, 7 Jul 1998 18:49:41 -0400
common mode and always meter If I may kibbitz ... I intend to run 75 ohm catv cable from the foundation of the house to the tower base and up to near tower-top. The cable will terminate at an Amerit
/archives//html/Towertalk/1998-07/msg00242.html (8,666 bytes)

77. [TowerTalk] Re: Lightning EMF/Magnetic Field Damage (score: 1)
Author: davidc@bit-net.com (DavidC)
Date: Tue, 7 Jul 1998 21:27:18 -0400
Just came across this post elsewhere and though it worthy of sharing ... comments or clarifications as it may apply to Ham installations? 73, DavidC AA1FA At our site, which is a TV station with a 50
/archives//html/Towertalk/1998-07/msg00244.html (7,729 bytes)

78. [TowerTalk] Quad vs Yagi (score: 1)
Author: davidc@bit-net.com (DavidC)
Date: Wed, 8 Jul 1998 18:40:22 -0400
You may want to have a look at the May 1979 and May 1982 issues of Ham Radio magazine. Wayne, N6NB, has a lengthy study of yagis versus quads and generally concludes that there is little true differe
/archives//html/Towertalk/1998-07/msg00268.html (8,971 bytes)

79. [TowerTalk] SWR problems on 20M dipoles? (score: 1)
Author: davidc@bit-net.com (DavidC)
Date: Thu, 9 Jul 1998 22:13:45 -0400
Is it possible that the side with the fallen and restored support was stretched during that event and now the dipole is imbalanced? Or perhaps the connection at the feedpoint has been disturbed to t
/archives//html/Towertalk/1998-07/msg00294.html (8,372 bytes)

80. [TowerTalk] Re:TowerTalk Twin lead feedline (score: 1)
Author: davidc@bit-net.com (DavidC)
Date: Fri, 10 Jul 1998 20:01:40 -0400
So, if I understand this correctly, the 14 gauge, nominally 450 ohm line that I bought is actually something other than 450 ohms; and rather than being less sensitive to environmental conditions (th
/archives//html/Towertalk/1998-07/msg00326.html (9,288 bytes)


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