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1. Re: [TowerTalk] Compression-type PL-259s (score: 1): Author: "K8RI (Roger)" <K8RI@rogerhalstead.com>; Date: Thu, 20 Jan 2011 20:47:10 -0500; Lots. Been using crimp PL-259's for nigh onto 8 years plus...although I have no sense of time. Oops...You are asking about compression, and not crimp which are quite different...or you are mixing ter; /archives//html/Towertalk/2011-01/msg00338.html (9,922 bytes)
2. Re: [TowerTalk] Guying a Universal Aluminum Tower (score: 1): Author: "Roger (K8RI)" <k8ri@rogerhalstead.com>; Date: Fri, 18 Nov 2011 12:56:48 -0500; This type of self supporting tower always sways in the wind even without egg shaped bolt holes. They just accentuate the swaying and wearing which rapidly reduces the tower's capacity to handle wind; /archives//html/Towertalk/2011-11/msg00313.html (8,157 bytes)
3. Re: [TowerTalk] PL259 Insertion Loss? (score: 1): Author: "Roger (K8RI)" <k8ri@rogerhalstead.com>; Date: Mon, 16 Jan 2012 09:05:49 -0500; As 1.0 db is the threshold of being "just barely detectable under ideal conditions", 0.3 to 0.5 db is below the threshold of detectability. In the real world add QRM and QRN and it takes noticeably m; /archives//html/Towertalk/2012-01/msg00301.html (10,906 bytes)
4. Re: [TowerTalk] - Cell Tower Broadcast (score: 1): Author: "Roger (K8RI)" <k8ri@rogerhalstead.com>; Date: Mon, 28 May 2012 03:42:27 -0400; Most things I agree with you on Jim, but on this I couldn't disagree more. It's the huge amount of regulation, requiring more qualified inspectors than the government can produce. It's big government; /archives//html/Towertalk/2012-05/msg00328.html (9,039 bytes)
5. Re: [TowerTalk] - Cell Tower Broadcast (score: 1): Author: "Roger (K8RI)" <k8ri@rogerhalstead.com>; Date: Mon, 28 May 2012 13:39:33 -0400; Unfortunately we still are stuck with the liability, but rarely use trained and bonded climbers. We may have a friend or some one in the club, who climbs small towers and if he made a mistake and got; /archives//html/Towertalk/2012-05/msg00334.html (11,462 bytes)
6. Re: [TowerTalk] LMR degradation (score: 1): Author: "Roger (K8RI)" <k8ri@rogerhalstead.com>; Date: Mon, 25 Mar 2013 15:22:57 -0400; On 3/25/2013 2:31 AM, Jim Brown wrote: On 3/24/2013 9:42 PM, Jim Hoge wrote: Today I discovered that I have had environmental ingress beneath the outer jacket of some ~8 year old LMR-400. In the late; /archives//html/Towertalk/2013-03/msg00358.html (9,164 bytes)
7. Re: [TowerTalk] Low RFI diesel generator? (score: 1): Author: "Roger (K8RI)" <k8ri@rogerhalstead.com>; Date: Wed, 27 Mar 2013 01:38:36 -0400; On 3/27/2013 12:26 AM, R.Morris wrote: On 03/26/2013 09:45 PM, Rick Kiessig wrote: I'm in the market for a new genset - probably a low-RPM diesel generator, with 240VAC, clean sine wave output, audib; /archives//html/Towertalk/2013-03/msg00389.html (14,098 bytes)
8. Re: [TowerTalk] Lightning Protection (score: 1): Author: "Roger (K8RI)" <k8ri@rogerhalstead.com>; Date: Fri, 05 Jul 2013 15:30:16 -0400; You should have a good ground system using multiple ground rods extending out from the tower base with the coax shield connected to the tower at the top and especially the bottom of the tower. You sh; /archives//html/Towertalk/2013-07/msg00047.html (9,127 bytes)
9. Re: [TowerTalk] [RFI] RFI With Smoke Detectors (score: 1): Author: "Roger (K8RI)" <k8ri@rogerhalstead.com>; Date: Sun, 23 Aug 2015 14:49:29 -0400; Necessity is the mother of Innovation! I really do not like open wire feed lines. They allow you to match a high SWR (At the shack). Open wire to an unbalanced antenna will have a high common mode vo; /archives//html/Towertalk/2015-08/msg00409.html (14,611 bytes)

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