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References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*Topband\:\s+INV\-L\s+with\s+traps\s*$/: 8 ]

Total 8 documents matching your query.

1. Topband: INV-L with traps (score: 1): Author: cris blak <cyo3fff@yahoo.com>; Date: Fri, 25 Sep 2009 14:08:47 -0700 (PDT); Hello, I have an INV-L for 160m which is working fine along with its 30 radials. The vertical part is about 16m. I intend to add two traps in order to use it on 80m and 40m. Is there anybody who use; /archives//html/Topband/2009-09/msg00115.html (7,340 bytes)
2. Re: Topband: INV-L with traps (score: 1): Author: "Alex" <kr1st@amsat.org>; Date: Sat, 26 Sep 2009 09:33:02 -0400; Hi Cristi, What a coincidence! I just finished building 80m and 40m traps last night myself and was going to build the "Battle Creek Special" this weekend. I have already an inverted L (coaxial versi; /archives//html/Topband/2009-09/msg00124.html (10,185 bytes)
3. Re: Topband: INV-L with traps (score: 1): Author: "Joe Subich, W4TV" <lists@subich.com>; Date: Sat, 26 Sep 2009 11:40:17 -0400; If you already have a wire inverted L, it's not that hard to convert to a trapped antenna using either the Reyco traps or home made coaxial traps. See the info from K1ZM many years ago concerning the; /archives//html/Topband/2009-09/msg00128.html (17,794 bytes)
4. Re: Topband: INV-L with traps (score: 1): Author: "Cliff Frescura" <cf@cfcorp.com>; Date: Sat, 26 Sep 2009 16:08:24 -0700; Us inverted L users must be thinking alike these days! I've started on this same project and decided to build my own coil/cap trap to use my 160m inverted L on 80m using ON4UN's Low Band DXing book a; /archives//html/Topband/2009-09/msg00135.html (20,871 bytes)
5. Re: Topband: INV-L with traps (score: 1): Author: "Larry Pasman" <lrpmbt@comcast.net>; Date: Sat, 26 Sep 2009 23:07:34 -0400; Being from Battle Creek With W8UVZ, K8GG and W0CD as very good friends and a much help. I built a Battle Creek Trapper (the wire version ) of the Battle Creek Special this summer. If performs at leas; /archives//html/Topband/2009-09/msg00139.html (7,481 bytes)
6. Re: Topband: INV-L with traps (score: 1): Author: cris blak <cyo3fff@yahoo.com>; Date: Thu, 8 Oct 2009 10:50:34 -0700 (PDT); Hello all, Last weekend I succeed to install the two traps on my 160m INV-L to be used on 40 and 80m. The traps are made by RG58 coaxial cable wind up on 40mm plastic pipe. The 40m has 11 turns and t; /archives//html/Topband/2009-10/msg00116.html (10,202 bytes)
7. Re: Topband: INV-L with traps (score: 1): Author: "Alex" <kr1st@amsat.org>; Date: Fri, 9 Oct 2009 22:09:35 -0400; Hi Cristi, I built the BCS antenna about 3 weeks ago and I used RG-59 with solid dielectric for the traps. I build the traps to resonate in band (using the MFJ-269 as a grid dipper). I wish I had rea; /archives//html/Topband/2009-10/msg00127.html (10,279 bytes)
8. Re: Topband: INV-L with traps (score: 1): Author: DAVID CUTHBERT <telegrapher9@gmail.com>; Date: Sat, 10 Oct 2009 10:45:51 -0600; Cris, your VSWR measurements point to a system loss resistance, referrred to the antenna feedpoint, of 5 to 10 ohms. This assumes that the matching transformer is working well. The radiation resistan; /archives//html/Topband/2009-10/msg00132.html (12,022 bytes)

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