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1. [TenTec] OT: Indoor antenna (score: 1): Author: "John B. Egger" <john_egger@comcast.net>; Date: Sun, 07 Nov 2010 16:56:59 -0500; A friend (a Tech+) with an Icom 718 and a manual MFJ tuner will have to use an indoor antenna due to restrictions. I'm trying to help her get on 40 meter HF. I was going to try simply a wire with a g; /archives//html/TenTec/2010-11/msg00088.html (7,828 bytes)
2. Re: [TenTec] OT: Indoor antenna (score: 1): Author: "Dr. Gerald N. Johnson" <geraldj@weather.net>; Date: Mon, 08 Nov 2010 12:30:14 -0600; There are lengths that tune easier, depending on the feed point and feed line length. A center fed wire tune easiest when near a half wave long. An end fed wire tunes easiest when about a quarter wav; /archives//html/TenTec/2010-11/msg00090.html (8,829 bytes)
3. Re: [TenTec] OT: Indoor antenna (score: 1): Author: "Rick - NJ0IP / DJ0IP" <Rick@DJ0IP.de>; Date: Mon, 8 Nov 2010 12:41:46 -0600; John, It costs quite a bit more, but a good Magnetic Loop antenna will outperform a piece of wire indoors. The down side is the narrow bandwidth of the magnetic loop. The only commercially available; /archives//html/TenTec/2010-11/msg00091.html (8,779 bytes)
4. Re: [TenTec] OT: Indoor antenna (score: 1): Author: Alan Pike <alanpike@mac.com>; Date: Mon, 08 Nov 2010 13:35:06 -0500; John: Not sure how much space indoors you have? This antenna is a nice one and requires around 60 feet, but I imagine you could bend the ends if needed? I have used this antenna in a number of locati; /archives//html/TenTec/2010-11/msg00105.html (8,756 bytes)
5. Re: [TenTec] OT: Indoor antenna (score: 1): Author: kf6e@mail.com; Date: Mon, 29 Nov 2010 08:29:54 -0500; Here's a link to an article listing the best lengths to use for a random wire antenna: http://www.hamuniverse.com/randomwireantennalengths.html 73, Frank KF6E There are lengths that tune easier, depe; /archives//html/TenTec/2010-11/msg00466.html (9,666 bytes)
6. Re: [TenTec] OT: Indoor antenna (score: 1): Author: "Mike Hyder -N4NT-" <Mike_N4NT@charter.net>; Date: Mon, 29 Nov 2010 09:03:23 -0500; At what point does it cease to be "random"? _______________________________________________ TenTec mailing list TenTec@contesting.com http://lists.contesting.com/mailman/listinfo/tentec; /archives//html/TenTec/2010-11/msg00467.html (8,774 bytes)
7. Re: [TenTec] OT: Indoor antenna (score: 1): Author: kf6e@mail.com; Date: Mon, 29 Nov 2010 09:18:01 -0500; Interesting philosophical question. Mine was "random" because I didn't measure it. The length was determined by my physical endurance. In the case of a carefully-measured wire, "random" may not be th; /archives//html/TenTec/2010-11/msg00468.html (9,340 bytes)
8. [TenTec] OT: Indoor Antenna (score: 1): Author: Jliving39@aol.com; Date: Mon, 29 Nov 2010 10:00:05 EST; Frank, Suggest that you get into the Stealth Mode using the Redneck Philosophy of Not Asking Permission, but Begging Forgiveness if Caught. I am sure you could rig up some kind of outside antenna. I; /archives//html/TenTec/2010-11/msg00469.html (8,215 bytes)
9. Re: [TenTec] OT: Indoor Antenna (score: 1): Author: kf6e@mail.com; Date: Mon, 29 Nov 2010 10:16:20 -0500; Jim, Sounds like good advice. I laid out some ground radials in the back yard and installed a mount for my screwdriver vertical. I put that up after dark some evenings, and can work 80 and 160. Inter; /archives//html/TenTec/2010-11/msg00470.html (9,342 bytes)
10. Re: [TenTec] OT: Indoor Antenna (score: 1): Author: Rsoifer@aol.com; Date: Mon, 29 Nov 2010 11:09:35 -0500 (EST); Another possible alternative, depending on your state law, is a flagpole vertical. Here in Arizona, state law allows homeowners to display the American flag, military service, POW/MIA, the state and; /archives//html/TenTec/2010-11/msg00471.html (10,426 bytes)
11. Re: [TenTec] OT: Indoor antenna (score: 1): Author: N2FQ <n2fq@sbcglobal.net>; Date: Mon, 29 Nov 2010 08:54:27 -0800; When you loose count, When your measuring tape runs out. When the wire gets tangled. LOL Sri had to jump in as this has happen to me. 73 Fernando N2FQ/6 ______________________________________________; /archives//html/TenTec/2010-11/msg00472.html (9,266 bytes)
12. Re: [TenTec] OT: Indoor antenna (score: 1): Author: "Dr. Gerald N. Johnson" <geraldj@weather.net>; Date: Mon, 29 Nov 2010 11:12:31 -0600; There have been such tables since antennas began. Certain lengths of the top and the feed are easier to feed being closer to resonance at a high or low impedance point at the transmitter end of the f; /archives//html/TenTec/2010-11/msg00473.html (11,652 bytes)
13. Re: [TenTec] OT: Indoor antenna (score: 1): Author: Steve Hunt <steve@karinya.net>; Date: Mon, 29 Nov 2010 17:34:17 +0000; Factor in an uncertainty of up to 5% to allow for variations in wire velocity factor, further uncertainties due to the environment (ground conditions etc), and plain errors because he has assumed tha; /archives//html/TenTec/2010-11/msg00474.html (9,928 bytes)
14. Re: [TenTec] OT: Indoor Antenna (score: 1): Author: "Rick - NJ0IP / DJ0IP" <Rick@DJ0IP.de>; Date: Mon, 29 Nov 2010 11:38:11 -0600; A thin end-fed wire with an outdoor autotuner and a couple of elevated counterpoises also works great; I have to believe it will work better than anything in the attic. Proof of concept: In CQWW this; /archives//html/TenTec/2010-11/msg00475.html (10,210 bytes)
15. [TenTec] OT: Indoor Antenna (score: 1): Author: Jliving39@aol.com; Date: Mon, 29 Nov 2010 12:42:34 EST; Guys, When I lived in apartments used to get the highest floor possible and sick a Hustler mobile mast and appropriate radiator out the window. Had a couple of radials on the floor. It worked fine. O; /archives//html/TenTec/2010-11/msg00476.html (8,844 bytes)
16. Re: [TenTec] OT: Indoor Antenna (score: 1): Author: John Graves <jh.graves@verizon.net>; Date: Mon, 29 Nov 2010 12:45:12 -0500; Frank, I suggest you look for an Cushcraft R7. It has the traditional sleeve traps which make it relatively narrow...It does want short radial extenstions at the bottom but they will scare the birds; /archives//html/TenTec/2010-11/msg00477.html (11,449 bytes)
17. Re: [TenTec] OT: Indoor antenna (score: 1): Author: Rsoifer@aol.com; Date: Mon, 29 Nov 2010 13:05:23 -0500 (EST); Jerry writes: There is another school of thought that when those preferred lengths don't fit the premises or the wire on hand, is that the preferred length is the length that fits between the support; /archives//html/TenTec/2010-11/msg00478.html (12,808 bytes)
18. Re: [TenTec] OT: Indoor antenna (score: 1): Author: Rob Atkinson <ranchorobbo@gmail.com>; Date: Mon, 29 Nov 2010 13:54:02 -0600; I think it is a real shame that things have reached the point where we hams have to put up these sneak antennas, as if we are doing something illegal, or operating spy stations in enemy terretory. Th; /archives//html/TenTec/2010-11/msg00481.html (9,195 bytes)
19. Re: [TenTec] OT: Indoor antenna (score: 1): Author: "Dr. Gerald N. Johnson" <geraldj@weather.net>; Date: Mon, 29 Nov 2010 14:00:41 -0600; If the rig can't accept 5% uncertainty in the antenna feed Z and resonance, its not going to work with ANY untuned antenna because they can change that much from wind, ice, rain and perched birds. Th; /archives//html/TenTec/2010-11/msg00482.html (11,659 bytes)
20. Re: [TenTec] OT: Indoor antenna (score: 1): Author: "Rick - NJ0IP / DJ0IP" <Rick@DJ0IP.de>; Date: Mon, 29 Nov 2010 15:05:18 -0600; Rob, yours was the very best post so far. I can understand when someone becomes a ham and lives in a house with restrictions, but I can't understand why a ham would buy a house with restrictions. I a; /archives//html/TenTec/2010-11/msg00486.html (10,610 bytes)

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