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1. [RFI] Weird RFI Episode (score: 1): Author: Pete Smith N4ZR <pete.n4zr@gmail.com>; Date: Sun, 24 Sep 2023 18:16:20 -0400; This morning I got up and went on the air in the CQWW RTTY Contest. Everything had been fine yesterday, but as soon as I made my first transmission, both of my monitors shut down. Eventually, I fou; /archives//html/RFI/2023-09/msg00040.html (6,806 bytes)
2. Re: [RFI] Weird RFI Episode (score: 1): Author: Frank W3LPL <donovanf@starpower.net>; Date: Sun, 24 Sep 2023 19:15:42 -0400 (EDT); Hi Pete, As you know, that's exactly why I recommend that PL-259 connectors always be lightly wrench tightened, just enough to make it not removable by hand, no more. Next, check you entire station t; /archives//html/RFI/2023-09/msg00041.html (7,903 bytes)
3. Re: [RFI] Weird RFI Episode (score: 1): Author: Pete Smith N4ZR <pete.n4zr@gmail.com>; Date: Sun, 24 Sep 2023 21:01:39 -0400; I wish I could tell you I found a "loose" PL-259, Frank - I think the most I took up on any of them was about a sixteenth of a turn. Fortunately, at 100 watts, carnage was nil. I have a hunch that; /archives//html/RFI/2023-09/msg00042.html (8,583 bytes)
4. Re: [RFI] Weird RFI Episode (score: 1): Author: Frank W3LPL <donovanf@starpower.net>; Date: Sun, 24 Sep 2023 23:19:25 -0400 (EDT); Hi Pete, A PL-259 backed 1/16th of a turn from fully hand tightened is a very unreliable connector. Get in the habit of tightening all of your PL-259s just tight enough so they cannot be loosened by; /archives//html/RFI/2023-09/msg00043.html (9,247 bytes)
5. Re: [RFI] Weird RFI Episode (score: 1): Author: NA6MB Mike <na6mb.mike@gmail.com>; Date: Sun, 24 Sep 2023 22:23:19 -0700; Most likely the small movement you put in the connector when tightening it moved some oxide out of the way and removed a higher impedance spot NA6MB _______________________________________________ RF; /archives//html/RFI/2023-09/msg00044.html (7,986 bytes)
6. Re: [RFI] Weird RFI Episode (score: 1): Author: Jack Ference <jackference@gmail.com>; Date: Mon, 25 Sep 2023 05:10:12 -0400; Pete, You must always Frank all PL-259 connectors using a small wrench to complete the physical and electrical connection. Franking PL-259 connectors is a W3LPL-ism mentioned at each and every Contes; /archives//html/RFI/2023-09/msg00045.html (9,428 bytes)
7. Re: [RFI] Weird RFI Episode (score: 1): Author: Jim Brown <jim@audiosystemsgroup.com>; Date: Mon, 25 Sep 2023 02:53:45 -0700; And Frank emphasizes, as do I, that all connectors, including barrels and adapters, must be first quality. For me, that means Amphenol 83-!SP for cable-mount males, and comparable adapters; in the ca; /archives//html/RFI/2023-09/msg00046.html (9,952 bytes)
8. Re: [RFI] Weird RFI Episode (score: 1): Author: Jack Ference <jackference@gmail.com>; Date: Mon, 25 Sep 2023 07:23:24 -0400; Jim, Yes, using quality connectors and barrels, especially the Amphenol (W3L)PL-259, 83-1SP only is another W3LPL-ism! Jack, W3KX -- *Jack J. Ference* jackference@gmail.com __________________________; /archives//html/RFI/2023-09/msg00047.html (10,355 bytes)
9. Re: [RFI] Weird RFI Episode (score: 1): Author: Pete Smith N4ZR <pete.n4zr@gmail.com>; Date: Mon, 25 Sep 2023 09:25:07 -0400; Sorry, not what I meant. The worst one was 1/16 of a turn from where they wound up when plier-tight. That is, it *was* hand-tight 73, Pete N4ZR A PL-259 backed 1/16th of a turn from fully hand tigh; /archives//html/RFI/2023-09/msg00048.html (11,197 bytes)
10. Re: [RFI] Weird RFI Episode (score: 1): Author: Pete Smith N4ZR <pete.n4zr@gmail.com>; Date: Mon, 25 Sep 2023 09:35:45 -0400; Just to be clear - before this, I have had zero problems from hand-tight PL-259 connectors, going back as far as I can remember (50+ years). That's why this instance struck me as so remarkable. I've; /archives//html/RFI/2023-09/msg00049.html (11,705 bytes)
11. Re: [RFI] Weird RFI Episode (score: 1): Author: AA5CT via RFI <rfi@contesting.com>; Date: Mon, 25 Sep 2023 13:52:04 +0000 (UTC); There is a device known as "Connector Pliers" too. They have soft jaw inserts made of a hard rubber ... used by us at TI many moons ago to tighten and loose Type N connectors on equipment. The rubber; /archives//html/RFI/2023-09/msg00050.html (11,203 bytes)

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