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1. [TowerTalk] HST4-50 Heliax (score: 1): Author: Ronald Zerr <r_zerr@hotmail.com>; Date: Wed, 13 May 2020 19:21:32 +0000; Does anyone have experience with HST4-50 Heliax? Can it be buried, is it uv resistant like ldf4? Anything else I need to know on using it? Ron Zerr WT5RZ 915-494-1892 ________________________________; /archives//html/Towertalk/2020-05/msg00073.html (7,102 bytes)
2. Re: [TowerTalk] HST4-50 Heliax (score: 1): Author: Jim Brown <jim@audiosystemsgroup.com>; Date: Wed, 13 May 2020 12:55:12 -0700; Google is your friend. I searched on HST4-50. The fourth result on the first page was the data sheet. https://www.americanradiohistory.com/hd2/IDX-CATALOGS/IDX/Miscellaneous/Andrew-Catalog%2038-2001.; /archives//html/Towertalk/2020-05/msg00074.html (8,180 bytes)
3. Re: [TowerTalk] HST4-50 Heliax (score: 1): Author: "Keith Dutson" <kdutson@sbcglobal.net>; Date: Wed, 13 May 2020 18:53:09 -0500; This coax is great. I use it on my club's VHF repeater. It has been up for four years. The only negative I can find is higher cost. As you say, use only good connectors, and seal properly against wat; /archives//html/Towertalk/2020-05/msg00075.html (8,615 bytes)
4. Re: [TowerTalk] HST4-50 Heliax (score: 1): Author: Steve Maki <lists@oakcom.org>; Date: Wed, 13 May 2020 19:47:28 -0400; It's a specialty cable. Plenum, air dielectric. Meant for indoor use. Pros: low loss, doesn't create dangerous fumes when burned. Cons: Not good for outdoor use - Not UV protected - any water ingress; /archives//html/Towertalk/2020-05/msg00076.html (7,420 bytes)
5. Re: [TowerTalk] HST4-50 Heliax (score: 1): Author: "Keith Dutson" <kdutson@sbcglobal.net>; Date: Thu, 14 May 2020 06:07:10 -0500; travel the length of the cable (it's a hose) - hard to find connectors at a In reality, I find none of these make a significant difference. My installation is outdoor at 500 feet on top of a buildin; /archives//html/Towertalk/2020-05/msg00077.html (8,630 bytes)
6. Re: [TowerTalk] HST4-50 Heliax (score: 1): Author: Rob Atkinson <ranchorobbo@gmail.com>; Date: Thu, 14 May 2020 06:25:23 -0500; If that is truly an air dielectric coax, meaning a helical spiral structure instead of foam dielectric, then it has to be pressurized or run with a dryer if it's outside. An air dielectric 1/2 inch l; /archives//html/Towertalk/2020-05/msg00078.html (7,197 bytes)
7. Re: [TowerTalk] HST4-50 Heliax (score: 1): Author: john@kk9a.com; Date: Thu, 14 May 2020 07:16:19 -0500; I tried an air dielectric coax outdoors once in the late 80's. I used Belden 9913 and I was amazed at how much water got into the cable - it literally was a garden hose. I would avoid using HST4-50 e; /archives//html/Towertalk/2020-05/msg00079.html (7,652 bytes)

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