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Total 8 documents matching your query.

1. [RFI] 160m ARDF / fox hunt antenna (score: 1): Author: N1BUG <paul@n1bug.com>; Date: Fri, 30 Nov 2012 08:26:55 -0500; I need a hand held ARDF / fox hunting antenna for 160 meters. It has to be small enough to be easily hand carried (preferably for long periods), cheap, hopefully something I can throw together from a; /archives//html/RFI/2012-11/msg00063.html (7,184 bytes)
2. Re: [RFI] 160m ARDF / fox hunt antenna (score: 1): Author: "K1TTT" <K1TTT@ARRL.NET>; Date: Fri, 30 Nov 2012 13:50:39 +0000; I use a simple loop. A half dozen turns of leftover insulated copperweld about 18" in diameter taped to a fiberglass electric fence rod. Directly attach rg-58 or 8x coax and wind as many turns as pos; /archives//html/RFI/2012-11/msg00064.html (7,942 bytes)
3. Re: [RFI] 160m ARDF / fox hunt antenna (score: 1): Author: Stu Phillips <stu@ridgelift.com>; Date: Fri, 30 Nov 2012 14:11:01 +0000; Try using this configuration but with a capacitor to tune it into a parallel circuit and then couple it with a HiZ transformer - about 50 turns of 28 ga on a FT50-61 will get you close to a match int; /archives//html/RFI/2012-11/msg00065.html (9,661 bytes)
4. Re: [RFI] 160m ARDF / fox hunt antenna (score: 1): Author: N1BUG <paul@n1bug.com>; Date: Fri, 30 Nov 2012 11:53:41 -0500; Thanks! I just threw one of these together and it works! I can hear the noise in question re-radiating from my 160 vertical while standing 7 or 8 feet away. That's not far, but considering this is re; /archives//html/RFI/2012-11/msg00067.html (8,140 bytes)
5. Re: [RFI] 160m ARDF / fox hunt antenna (score: 1): Author: Jim Brown <jim@audiosystemsgroup.com>; Date: Fri, 30 Nov 2012 10:03:09 -0800; Hi Paul, Perhaps taking that vertical out of the game by open circuiting it at the base might make the fox hunt easier. 73, Jim K9YC _______________________________________________ RFI mailing list R; /archives//html/RFI/2012-11/msg00068.html (7,753 bytes)
6. Re: [RFI] 160m ARDF / fox hunt antenna (score: 1): Author: N1BUG <paul@n1bug.com>; Date: Fri, 30 Nov 2012 15:35:42 -0500; Well, after a lovely bit of walking... about 6 miles of it... I've narrowed the source of my new RFI down to a small area. It is all residential. The nulls are on the loop are not consistent or predi; /archives//html/RFI/2012-11/msg00069.html (8,883 bytes)
7. Re: [RFI] 160m ARDF / fox hunt antenna (score: 1): Author: "qrv@kd4e.com" <qrv@kd4e.com>; Date: Fri, 30 Nov 2012 15:49:14 -0500; Listening to teens talk about video games prompted this ... I wonder if 1KW pulses of modulated AM might smoke-out the source? Perhaps literally. The RF pathway out could also be a RF pathway in ...; /archives//html/RFI/2012-11/msg00070.html (8,739 bytes)
8. Re: [RFI] 160m ARDF / fox hunt antenna (score: 1): Author: Cortland Richmond <ka5s@earthlink.net>; Date: Fri, 30 Nov 2012 17:18:01 -0500; Paul, Well done! I've done some sniffing like this on 80 meters, and you need to drastically reduce the receiver sensitivity to make sense of things when you get close in. I used a 6 inch diameter un; /archives//html/RFI/2012-11/msg00071.html (9,161 bytes)

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