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1. [RFI] Mystery 70 cm Repeater Input RFI/EMI? (score: 1): Author: digital-conjurers@roadrunner.com; Date: Thu, 11 Oct 2007 12:46:54 -0700; Hi all, A local 440 machine here has been plagued with a "popcorn-like" noise on the input with all but the strongest input signals. It's got everyone baffled. The clues so far: 1. The noise is less; /archives//html/RFI/2007-10/msg00030.html (8,671 bytes)
2. Re: [RFI] Mystery 70 cm Repeater Input RFI/EMI? (score: 1): Author: digital-conjurers@roadrunner.com; Date: Thu, 11 Oct 2007 17:03:48 -0700; Yes, the machine does have PL...and the tone is the reset courtesy tone. ...and I don't think it's just our machine, as two of the other 440 machines affected are owned by other clubs/individuals, on; /archives//html/RFI/2007-10/msg00032.html (11,326 bytes)
3. Re: [RFI] Mystery 70 cm Repeater Input RFI/EMI? (score: 1): Author: "Morse, Earl (E.A.)" <emorse@ford.com>; Date: Fri, 12 Oct 2007 14:31:35 -0400; If it is bothering two other 440 machines in the immediate area I would suspect that it is local to the site and that it is broadband. It sounds like something that has gone intermittent and is putti; /archives//html/RFI/2007-10/msg00035.html (10,462 bytes)
4. Re: [RFI] Mystery 70 cm Repeater Input RFI/EMI? (score: 1): Author: digital-conjurers@roadrunner.com; Date: Fri, 12 Oct 2007 15:52:24 -0700; It was the repeater transmitter; sorry I wasn't more clear. We've dug up a fellow with an Analyzer, and are "going up the mountain", it looks like. Will recommend a DF antenna. -Lin/KJ6EF ___________; /archives//html/RFI/2007-10/msg00036.html (7,545 bytes)
5. Re: [RFI] Mystery 70 cm Repeater Input RFI/EMI? (score: 1): Author: "Andrew Ingraham" <ingraham.ma.ultranet@rcn.com>; Date: Fri, 12 Oct 2007 22:11:05 -0400; What kind of radar is it? If it's a phased-array type, it won't necessarily have any "sweep" pattern and could be semi random. You are some distance from Beale so it's probably not their PAVE PAWS.; /archives//html/RFI/2007-10/msg00037.html (7,842 bytes)
6. Re: [RFI] Mystery 70 cm Repeater Input RFI/EMI? (score: 1): Author: digital-conjurers@roadrunner.com; Date: Fri, 12 Oct 2007 21:27:21 -0700; All I know is that it's USAF, it rotates, and it's mostly responsible for ATC. Oh, and it's more like 46 miles...I checked the distance on Google. I really doubt it's this... Added mystery clue: We j; /archives//html/RFI/2007-10/msg00038.html (8,547 bytes)
7. Re: [RFI] Mystery 70 cm Repeater Input RFI/EMI? (score: 1): Author: "Jim P" <jvpoll@dallas.net>; Date: Sun, 14 Oct 2007 13:13:50 -0700; APS-145; observable using a receiver set for AM (the mode, not 'the band') while tuning the 420 - 450 MHz band (a band which we share with military users.) I performed an experiment (several years ba; /archives//html/RFI/2007-10/msg00054.html (11,749 bytes)

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