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Total 8 documents matching your query.

1. [TowerTalk] 450 ohm feedline and coax (score: 1): Author: Tom Osborne <w7why@frontier.com>; Date: Tue, 23 Dec 2014 09:07:44 -0800; HI All I've seen that you should keep the 450 ohm twinlead at leas the width of the cable away from anything metallic. Does that include coax cable? I want to run some twinlead out to an antenna and; /archives//html/Towertalk/2014-12/msg00299.html (7,561 bytes)
2. Re: [TowerTalk] 450 ohm feedline and coax (score: 1): Author: Jim Brown <jim@audiosystemsgroup.com>; Date: Tue, 23 Dec 2014 09:16:31 -0800; I've seen that you should keep the 450 ohm twinlead at leas the width of the cable away from anything metallic. Does that include coax cable? YES! And although I haven't seen any math to support it,; /archives//html/Towertalk/2014-12/msg00301.html (8,304 bytes)
3. Re: [TowerTalk] 450 ohm feedline and coax (score: 1): Author: Ken <wa8jxm@gmail.com>; Date: Tue, 23 Dec 2014 12:47:42 -0500; You are right, Jim, wider spacing is REQUIRED. From the ARRL Antenna Book: The line should be kept away from other conductors including downspouts, metal window frames, flashing, etc. by a distance o; /archives//html/Towertalk/2014-12/msg00302.html (7,841 bytes)
4. Re: [TowerTalk] 450 ohm feedline and coax (score: 1): Author: Ken <wa8jxm@gmail.com>; Date: Tue, 23 Dec 2014 14:12:26 -0500; You are right, Jim, wider spacing is REQUIRED. From the ARRL Antenna Book: The line should be kept away from other conductors including downspouts, metal window frames, flashing, etc. by a distance o; /archives//html/Towertalk/2014-12/msg00305.html (8,634 bytes)
5. Re: [TowerTalk] 450 ohm feedline and coax (score: 1): Author: Jim Lux <jimlux@earthlink.net>; Date: Tue, 23 Dec 2014 11:37:34 -0800; I've seen that you should keep the 450 ohm twinlead at leas the width of the cable away from anything metallic. Does that include coax cable? YES! And although I haven't seen any math to support it,; /archives//html/Towertalk/2014-12/msg00306.html (11,426 bytes)
6. Re: [TowerTalk] 450 ohm feedline and coax (score: 1): Author: Jim Lux <jimlux@earthlink.net>; Date: Tue, 23 Dec 2014 11:39:47 -0800; The line should be kept away from other conductors including downspouts, metal window frames, flashing, etc. by a distance of two to three times the line spacing. The challenge is that there's not a; /archives//html/Towertalk/2014-12/msg00307.html (8,264 bytes)
7. Re: [TowerTalk] 450 ohm feedline and coax (score: 1): Author: Patrick Greenlee <patrick_g@windstream.net>; Date: Tue, 23 Dec 2014 14:22:00 -0600; Try to pas by any nearby conductive objects at or as near as possible to a right angle to help minimize coupling. The line should be kept away from other conductors including downspouts, metal window; /archives//html/Towertalk/2014-12/msg00308.html (9,761 bytes)
8. [TowerTalk] 450 ohm feedline and coax (score: 1): Author: Spencer <w1gak@centurylink.net>; Date: Tue, 23 Dec 2014 14:02:59 -0700; My feed line is 80' 3" spaced # 14 stranded insulated house wire. Urethane tube insulators. Feeding a 500' V. Comes inside using foam pipe freeze insulation. Been in place 5+ years. Merry Christmas S; /archives//html/Towertalk/2014-12/msg00313.html (7,654 bytes)

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