- 21. Re: [TowerTalk] Where to get LMR 400 (score: 1)
- Author: <dj7ww@t-online.de>
- Date: Tue, 3 Nov 2020 19:46:43 +0100
- 7/8 inch Cellflex is a quarter of the price of RG393, good for 12.3kW on 6m, but hard to use as a rotator loop, more then double the diameter and far smaller bending radius. 73 Peter If I were to spe
- /archives//html/Towertalk/2020-11/msg00028.html (9,745 bytes)
- 22. Re: [TowerTalk] Where to get LMR 400 (score: 1)
- Author: Jim Brown <jim@audiosystemsgroup.com>
- Date: Tue, 3 Nov 2020 12:08:03 -0800
- See my comment re: duty cycle and conditions of installation. 73, Jim K9YC _______________________________________________ _______________________________________________ TowerTalk mailing list Tower
- /archives//html/Towertalk/2020-11/msg00030.html (9,221 bytes)
- 23. Re: [TowerTalk] Where to get LMR 400 (score: 1)
- Author: <dj7ww@t-online.de>
- Date: Tue, 3 Nov 2020 23:40:44 +0100
- I am aware of that, power levels were referenced for 100% duty cycle and 40°C ambient temperature. 73 Peter See my comment re: duty cycle and conditions of installation. 73, Jim K9YC 6m, ____________
- /archives//html/Towertalk/2020-11/msg00031.html (9,791 bytes)
- 24. Re: [TowerTalk] Where to get LMR 400 (score: 1)
- Author: jimlux <jimlux@earthlink.net>
- Date: Tue, 3 Nov 2020 15:40:33 -0800
- The MIL C-17/74 spec says 25C sea level pressure. Ultimately, it's the melting point of PE that's important. And, of course, PE is a terrible conductor of heat.. I remember doing that calculation an
- /archives//html/Towertalk/2020-11/msg00032.html (9,252 bytes)
- 25. Re: [TowerTalk] Where to get LMR 400 (score: 1)
- Author: <dj7ww@t-online.de>
- Date: Wed, 4 Nov 2020 04:15:18 +0100
- I donīt think that RFS Cellflex 7/8" is mentioned in MIL C-17. 40° at the specified power level are given by the manufactor. 73 Peter Mean Power rating in kW 0,5 MHz 85 at 40°C ambient temperature 1
- /archives//html/Towertalk/2020-11/msg00033.html (10,440 bytes)
- 26. Re: [TowerTalk] Where to get LMR 400 (score: 1)
- Author: Michael Tope <W4EF@dellroy.com>
- Date: Tue, 3 Nov 2020 22:16:33 -0800
- I've had good luck with Jefa-Tech as well. I bought some in 2009 and have had zero problems with it despite constant exposure to the high desert sun. At that time the price for a 500ft roll was $215.
- /archives//html/Towertalk/2020-11/msg00034.html (9,496 bytes)
- 27. Re: [TowerTalk] Where to get LMR 400 (score: 1)
- Author: jimlux <jimlux@earthlink.net>
- Date: Wed, 4 Nov 2020 05:25:29 -0800
- On 11/3/20 10:16 PM, Michael Tope wrote: I've had good luck with Jefa-Tech as well. I bought some in 2009 and have had zero problems with it despite constant exposure to the high desert sun. At that
- /archives//html/Towertalk/2020-11/msg00035.html (9,251 bytes)
- 28. Re: [TowerTalk] Where to get LMR 400 (score: 1)
- Author: Jim Brown <jim@audiosystemsgroup.com>
- Date: Wed, 4 Nov 2020 11:11:16 -0800
- I was a new ham, in high school, in WV, and another ham a few years older was the engineer for a 5 kW AM station a mile or so from where I lived. He had to replace the ground system for his single to
- /archives//html/Towertalk/2020-11/msg00039.html (9,476 bytes)
- 29. Re: [TowerTalk] Where to get LMR 400 (score: 1)
- Author: Gene Smar via TowerTalk <towertalk@contesting.com>
- Date: Wed, 4 Nov 2020 18:35:51 -0500
- I've mentioned this story before but the Haitian cellular provider for which I worked in the late 90s actually posted armed (scatter guns) guards at each of its cell sites to preclude copper ground w
- /archives//html/Towertalk/2020-11/msg00048.html (9,975 bytes)
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