Mail Archive Search: <+subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*\[TowerTalk\]\s+rotating\s+delta\s+loop\s*$/>

Results:

References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*\[TowerTalk\]\s+rotating\s+delta\s+loop\s*$/: 22 ]

Total 22 documents matching your query.

1. [TowerTalk] rotating delta loop (score: 1): Author: Robert E G Earl <bearll@telus.net>; Date: Tue, 27 Aug 2013 18:18:57 -0700; I have made a 4 element deltaloop on a 30 foot boom for 20/17/15/12/10 meters in 1983. I have since refurbished the antenna and I am now re-installing at my new address. The gain for 4 elements is ar; /archives//html/Towertalk/2013-08/msg00606.html (6,801 bytes)
2. Re: [TowerTalk] rotating delta loop (score: 1): Author: "Richard (Rick) Karlquist" <richard@karlquist.com>; Date: Wed, 28 Aug 2013 20:49:01 -0700; On 8/27/2013 6:18 PM, Robert E G Earl wrote: I have made a 4 element deltaloop on a 30 foot boom for 20/17/15/12/10 meters in 1983. I have since refurbished the antenna and I am now re-installing at; /archives//html/Towertalk/2013-08/msg00613.html (8,058 bytes)
3. Re: [TowerTalk] rotating delta loop (score: 1): Author: "Gene Fuller" <w2lu@rochester.rr.com>; Date: Wed, 28 Aug 2013 23:53:02 -0400; probably DBi plus 6 DB ground reflection gain. -- Original Message -- From: "Richard (Rick) Karlquist" <richard@karlquist.com> To: "Robert E G Earl" <bearll@telus.net> Cc: <towertalk@contesting.com>; /archives//html/Towertalk/2013-08/msg00614.html (8,889 bytes)
4. [TowerTalk] rotating delta loop (score: 1): Author: "Jim Thomson" <jim.thom@telus.net>; Date: Thu, 29 Aug 2013 08:41:59 -0700; I have made a 4 element deltaloop on a 30 foot boom for 20/17/15/12/10 meters in 1983. I have since refurbished the antenna and I am now re-installing at my new address. The gain for 4 elements is ar; /archives//html/Towertalk/2013-08/msg00620.html (8,849 bytes)
5. Re: [TowerTalk] rotating delta loop (score: 1): Author: john@kk9a.com; Date: Thu, 29 Aug 2013 12:35:55 -0400; This is good gain for the boom length. It would be nice if there were photos on the website. John KK9A I have made a 4 element deltaloop on a 30 foot boom for 20/17/15/12/10 meters in 1983. I have si; /archives//html/Towertalk/2013-08/msg00621.html (8,415 bytes)
6. Re: [TowerTalk] rotating delta loop (score: 1): Author: Pete Smith N4ZR <n4zr@contesting.com>; Date: Fri, 30 Aug 2013 06:45:35 -0400; Well, let's be clear - this message was nothing but a thinly disguised commercial advertisement. The gain number reminds me of some of those we used to see in ads. 73, Pete N4ZR Check out the Reverse; /archives//html/Towertalk/2013-08/msg00624.html (9,606 bytes)
7. Re: [TowerTalk] rotating delta loop (score: 1): Author: "chetmoore" <chetmoore@cox.net>; Date: Fri, 30 Aug 2013 09:32:58 -0400; Well spoke Pete, my thoughts exactly, no real meat in those posts Chet n4fx Well, let's be clear - this message was nothing but a thinly disguised commercial advertisement. The gain number reminds me; /archives//html/Towertalk/2013-08/msg00625.html (11,331 bytes)
8. Re: [TowerTalk] rotating delta loop (score: 1): Author: Brian Alsop <alsopb@nc.rr.com>; Date: Fri, 30 Aug 2013 13:47:39 +0000; I had a four element GEM quad (second director to reflector spacing element spacing on 20M ~22'). I modeled it in EZNEC. With ground reflection gain, it came in about 15 dbi on 20M. Subtract about 6d; /archives//html/Towertalk/2013-08/msg00626.html (12,217 bytes)
9. Re: [TowerTalk] rotating delta loop (score: 1): Author: "Gene Fuller" <w2lu@rochester.rr.com>; Date: Fri, 30 Aug 2013 10:18:30 -0400; Yes. That's why ARRL will not print advertiers' "claims to gain". Well, let's be clear - this message was nothing but a thinly disguised commercial advertisement. The gain number reminds me of some o; /archives//html/Towertalk/2013-08/msg00627.html (11,187 bytes)
10. Re: [TowerTalk] rotating delta loop (score: 1): Author: Jim Lux <jimlux@earthlink.net>; Date: Fri, 30 Aug 2013 08:10:15 -0700; sure they will, if you can back it up with antenna range measurements or a credible simulation. Oddly, nobody seems to have that. I think antenna mfrs are a in a no-win situation there.. If I adverti; /archives//html/Towertalk/2013-08/msg00628.html (11,519 bytes)
11. Re: [TowerTalk] rotating delta loop (score: 1): Author: john@kk9a.com; Date: Fri, 30 Aug 2013 11:24:21 -0400; What is your quad's boom length? I just modeled a 4el yagi with a 32' boom at 75' which is a simple antenna to build and install. The gain, over ground, is 14dBi. John KK9A I had a four element GEM q; /archives//html/Towertalk/2013-08/msg00629.html (8,805 bytes)
12. Re: [TowerTalk] rotating delta loop (score: 1): Author: "Richard (Rick) Karlquist" <richard@karlquist.com>; Date: Fri, 30 Aug 2013 08:39:38 -0700; Delta loops are not much different than square or diamond loops, as used on quads. A square loop is basically a stack of Moxon dipoles, with a stacking distance of 1/4 wavelength. While this has a sl; /archives//html/Towertalk/2013-08/msg00630.html (9,166 bytes)
13. Re: [TowerTalk] rotating delta loop (score: 1): Author: "Richard (Rick) Karlquist" <richard@karlquist.com>; Date: Fri, 30 Aug 2013 08:49:04 -0700; Nope.. the best you can do is go buy the report from someone who actually tested them. I've been trying to convince the radio club at JPL that we should, as a public service, do an HF antenna gain m; /archives//html/Towertalk/2013-08/msg00631.html (9,193 bytes)
14. Re: [TowerTalk] rotating delta loop (score: 1): Author: bill steffey NY9H <NY9Hpa@gmail.com>; Date: Fri, 30 Aug 2013 20:34:45 -0400; You could even get sued. Remember Bose Audio suing consumer reports? You would also get flack from the acolyt...' when bose introduced their multi speaker facing the wall... not only did 'consumer's'; /archives//html/Towertalk/2013-08/msg00639.html (9,653 bytes)
15. Re: [TowerTalk] rotating delta loop (score: 1): Author: "Patrick Greenlee" <patrick_g@windstream.net>; Date: Sat, 31 Aug 2013 10:26:47 -0500; Ahh, shades of the "sweet 16" home brew speaker with an array of 16 each 4 inch speakers in 4x4 configuration. "Improved" by installing in a plywood box inside another plywood box with sand between t; /archives//html/Towertalk/2013-08/msg00641.html (11,607 bytes)
16. Re: [TowerTalk] rotating delta loop (score: 1): Author: W2RU - Bud Hippisley <W2RU@frontiernet.net>; Date: Sat, 31 Aug 2013 19:00:01 -0400; Guess I'm not a 'consumer'....to my ears it was better and cleaner-sounding than any other speaker in its price range. And those 'ignorant' professionals who reviewed speakers for the leading audioph; /archives//html/Towertalk/2013-08/msg00646.html (10,266 bytes)
17. Re: [TowerTalk] rotating delta loop (score: 1): Author: "Jeff Griffin" <kb2m@comcast.net>; Date: Sat, 31 Aug 2013 10:24:16 -0400; The only art Bose is involved in is the art of making money. 73 Jeff kb2m when bose introduced their multi speaker facing the wall... not only did 'consumer's' not like it ;;; the guys at the other m; /archives//html/Towertalk/2013-09/msg00001.html (8,310 bytes)
18. Re: [TowerTalk] rotating delta loop (score: 1): Author: "Mark Beckwith" <r-emails@n5ot.com>; Date: Sun, 1 Sep 2013 08:09:09 -0500; We probably should get back to rotating delta loops... the pseudo-science here is getting a little thick. Bravo, (I will say I paid $47 for my Sony noise canceling headphones and I think they work gr; /archives//html/Towertalk/2013-09/msg00002.html (8,025 bytes)
19. Re: [TowerTalk] rotating delta loop (score: 1): Author: "Tom Osborne" <w7why@frontier.com>; Date: Sun, 1 Sep 2013 16:58:58 -0700; And making money is bad.....how??? I guess in todays envrironment, that is an evil thing. 73 Tom W7WHY The only art Bose is involved in is the art of making money. 73 Jeff kb2m ______________________; /archives//html/Towertalk/2013-09/msg00015.html (8,147 bytes)
20. Re: [TowerTalk] rotating delta loop (score: 1): Author: K7LXC@aol.com; Date: Tue, 17 Sep 2013 11:25:20 -0400 (EDT); manufacturers of the losing antennas. You could even get sued. Remember Bose Audio suing consumer reports? You would also get flack from the acolytes (eg Bose-o-philes) of the manufacturers. You sho; /archives//html/Towertalk/2013-09/msg00201.html (8,297 bytes)

Current List: 1 - 20
Page: [1] [2]