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61. [TowerTalk] Trees and Verticals (score: 1): Author: Roger Parsons <ve3zi@yahoo.com>; Date: Wed, 28 Dec 2011 19:23:16 -0800 (PST); K9YC wrote: "As a sanity check for those who don't know what to believe in this discussion, I would like to observe that Jim Lux is an EE working at JPL (that is, Jet Propulsion Lab, our space progra; /archives//html/Towertalk/2011-12/msg00765.html (8,695 bytes)
62. Re: [TowerTalk] Trees and Verticals (score: 1): Author: "Gary Schafer" <garyschafer@comcast.net>; Date: Wed, 28 Dec 2011 22:42:58 -0500; It may well act as a transmission line coupling energy to the inside of the (tube) cage as the top of the tree sticks out of the tube. 73 Gary K4FMX _______________________________________________ __; /archives//html/Towertalk/2011-12/msg00766.html (12,188 bytes)
63. Re: [TowerTalk] Trees and Verticals (score: 1): Author: Jim Brown <jim@audiosystemsgroup.com>; Date: Wed, 28 Dec 2011 22:45:11 -0800; Indeed it is. When thinking about attenuation in a forest, it should be remembered we're talking about a DENSE forest, a lot of big trees relatively close together, and some of those studies you've c; /archives//html/Towertalk/2011-12/msg00767.html (10,578 bytes)
64. Re: [TowerTalk] Trees and Verticals (score: 1): Author: K8RI <K8RI-on-TowerTalk@tm.net>; Date: Thu, 29 Dec 2011 02:18:05 -0500; I often wonder if there is much difference in tree types up here in the North. I notice no difference between summer and winter as far as 160 and 75, but the bands change so much any thing I see is p; /archives//html/Towertalk/2011-12/msg00768.html (12,768 bytes)
65. Re: [TowerTalk] Trees and Verticals (score: 1): Author: "K1TTT" <K1TTT@ARRL.NET>; Date: Thu, 29 Dec 2011 12:03:47 +0000; I have been trying to stay out of this since you all seem confused enough and don't really have enough good information to really solve the problem... and this one just adds to the confusion. Buildin; /archives//html/Towertalk/2011-12/msg00769.html (11,334 bytes)
66. Re: [TowerTalk] trees and verticals (score: 1): Author: Eddy Swynar <deswynar@xplornet.ca>; Date: Thu, 29 Dec 2011 08:23:51 -0500; Gosh Dave, Nothing personal here, but I hope for your sake you don't make a living in any way, shape, or form from the teaching profession...! I would hate to be a student in your classroom blessed w; /archives//html/Towertalk/2011-12/msg00772.html (10,553 bytes)
67. Re: [TowerTalk] trees and verticals (score: 1): Author: David Gilbert <xdavid@cis-broadband.com>; Date: Thu, 29 Dec 2011 11:01:48 -0700; That's because you didn't want to discuss ... you wanted to argue. I lose patience with that pretty quickly. I myself learned some things from others who recently posted in this thread and you don't; /archives//html/Towertalk/2011-12/msg00774.html (10,732 bytes)
68. Re: [TowerTalk] trees and verticals (score: 1): Author: Jim Brown <jim@audiosystemsgroup.com>; Date: Thu, 29 Dec 2011 10:27:28 -0800; And I'd hate to have you in my classroom! Yours was not a questioning attitude, but rather one of "I don't want to bother studying textbooks or the ARRL Handbook to learn how things work, I want som; /archives//html/Towertalk/2011-12/msg00775.html (10,791 bytes)
69. Re: [TowerTalk] trees and verticals (score: 1): Author: "Larry Banks" <larryb.w1dyj@verizon.net>; Date: Thu, 29 Dec 2011 20:11:51 -0500; I have been reading all of these posts and feel perhaps I can add to the conversation. Back in 2007 I was looking at property on the coast of Maine -- with tall trees. I was also curious about the ef; /archives//html/Towertalk/2011-12/msg00780.html (13,383 bytes)
70. Re: [TowerTalk] trees and verticals (score: 1): Author: "David Jordan" <wa3gin@comcast.net>; Date: Thu, 29 Dec 2011 20:28:11 -0500; OK, Now we know why its called "the radio art"... Thanks for sharing that info Larry. Now for sure anyone thinking about hanging a wire from a tree will most certainly have no reason not to do so! 73; /archives//html/Towertalk/2011-12/msg00783.html (15,716 bytes)
71. Re: [TowerTalk] trees and verticals (score: 1): Author: Jim Lux <jimlux@earthlink.net>; Date: Thu, 29 Dec 2011 17:50:25 -0800; <snip of stuff> Interesting comments from Joel and Dean, although neither actually provides any quantitative assessment (or, really, much of an assessement at all).. Joel repeats what is really more; /archives//html/Towertalk/2011-12/msg00785.html (13,911 bytes)
72. Re: [TowerTalk] trees and verticals (score: 1): Author: "David Jordan" <wa3gin@comcast.net>; Date: Thu, 29 Dec 2011 23:40:10 -0500; I've been lectured to that just putting up an antenna and trying it out is not a good practice... one should first read and learn learn learn. OK boys... Dec 2011 CQ p 66 K7SZ ...wire vertical in the; /archives//html/Towertalk/2011-12/msg00788.html (9,023 bytes)
73. Re: [TowerTalk] trees and verticals (score: 1): Author: "Mike Ryan" <mryan001@tampabay.rr.com>; Date: Fri, 30 Dec 2011 01:25:14 -0500; Dave, This whole topic has been a sure sign of a 'slow news week'. Perhaps now that Yaesu has some news to report the rest of this nonsense about trees and about wire antennas will take it's place wi; /archives//html/Towertalk/2011-12/msg00792.html (9,770 bytes)
74. Re: [TowerTalk] trees and verticals (score: 1): Author: Jim Brown <jim@audiosystemsgroup.com>; Date: Fri, 30 Dec 2011 12:44:44 -0800; You have not been lectured by me -- you posted a thoughtful analysis of your experience in your particular conditions, and you seem to have kept your mind open to learn new stuff. That's exactly how; /archives//html/Towertalk/2011-12/msg00817.html (10,413 bytes)
75. Re: [TowerTalk] trees and verticals (score: 1): Author: Jim Lux <jimlux@earthlink.net>; Date: Fri, 30 Dec 2011 13:57:31 -0800; Naah... I'm a big fan of "go try it" but perhaps with some thought ahead of time. And if the weather is bad, or you've got other things to do, then a bit of analysis isn't amiss.. Having gone through; /archives//html/Towertalk/2011-12/msg00821.html (10,285 bytes)
76. Re: [TowerTalk] trees and verticals (score: 1): Author: "David Jordan" <wa3gin@comcast.net>; Date: Fri, 30 Dec 2011 17:27:48 -0500; HAHA, No Jim, you weren't the guilty party! Anyhow, everyone needs to check-out the Dec 2011 issue of Above Ground Level (AGL); www.agl-mag.com pay particular attention to the 'center fold' p28-29. .; /archives//html/Towertalk/2011-12/msg00824.html (9,541 bytes)
77. Re: [TowerTalk] trees and verticals (score: 1): Author: Frank <frankkamp@att.net>; Date: Fri, 30 Dec 2011 17:40:44 -0600; Well, lets see, if you find that the trees do not have much effect we can all rest easy and get back to playing with ham radios. If you find that trees do have a big effect are you going to move out; /archives//html/Towertalk/2011-12/msg00828.html (11,298 bytes)

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