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61. [RFI] FCC Public Notice on Non-compliant Battery Chargers September23 (score: 1): Author: "Cortland Richmond" <ka5s@earthlink.net>; Date: Thu, 11 Dec 2003 4:56:19 -0800; Just noticed this on the Enforcement Bureau's Web site. Good news for those of us who have been wondering if the Commission would EVER act on noisy switchers. And perhaps bad news for a lot of import; /archives//html/RFI/2003-12/msg00032.html (7,998 bytes)
62. [RFI] FCC NPRM on"Interference Temperature" Approach forInterference Management. (score: 1): Author: "Cortland Richmond" <ka5s@earthlink.net>; Date: Thu, 11 Dec 2003 5:30:29 -0800; Depending how this is implemented, it could effectively legalize "old" interference, and place the onus on the receiver to work around noise not in excess of what exists when the level is measured fo; /archives//html/RFI/2003-12/msg00033.html (8,284 bytes)
63. RE: [RFI] FCC Non-compliant Battery Chargers;rfi-bounces not a 'bounce"? (score: 1): Author: "Cortland Richmond" <ka5s@earthlink.net>; Date: Thu, 11 Dec 2003 6:7:15 -0800; Ed, To answer your questions in order, yes it might mean that - but only if they didn't actually test. I suspect Vector got snookered. "What FCC test? You never say that! Hwa-aah!" What you don't tes; /archives//html/RFI/2003-12/msg00034.html (8,332 bytes)
64. Re: [RFI] shielding question (score: 1): Author: "Cortland Richmond" <ka5s@earthlink.net>; Date: Tue, 23 Dec 2003 8:48:37 -0800; I think a lot depends how the drain wire is treated and terminated. If it's bare wire, and in contact with the shield - usually the case - then if it is to conduct external signals into the cable, th; /archives//html/RFI/2003-12/msg00068.html (9,100 bytes)
65. [RFI] Paying for information (score: 1): Author: "Cortland Richmond" <ka5s@earthlink.net>; Date: Tue, 23 Dec 2003 9:13:9 -0800; There's a long wrangle possible in this topic. Let's make it a short one (grin). Jim's paper wasn't in aid of the hobby, but the EMC profession. In this particular case, it appears the publisher owns; /archives//html/RFI/2003-12/msg00069.html (8,233 bytes)
66. RE: [RFI] FCC Public Notice on Non-compliant Battery ChargersSeptember23 (score: 1): Author: "Cortland Richmond" <ka5s@earthlink.net>; Date: Tue, 23 Dec 2003 9:17:42 -0800; Just a follow-up. A check at my local WalMart shows battery chargers on their shelf with _almost_ the same part numbers as the non-compliant ones -- but now suffixed "A." Cortland referenced ________; /archives//html/RFI/2003-12/msg00070.html (7,396 bytes)
67. RE: [RFI]electric fence qrn (score: 1): Author: "Cortland Richmond" <ka5s@earthlink.net>; Date: Tue, 23 Dec 2003 10:31:11 -0800; How about using an electric fence charger to GENERATE interference (for test purposes)? (excerpt) "RFI Source Caution! The following test should be performed with care in your shop or venue departmen; /archives//html/RFI/2003-12/msg00076.html (7,729 bytes)
68. RE: [RFI] Broadcast RFI (score: 1): Author: "Cortland Richmond" <ka5s@earthlink.net>; Date: Tue, 23 Dec 2003 12:7:41 -0800; I'll take a guess and say that it isn't propagation, but temperature and the "rusty bolt" effect. I imagine that somewhere nearby there is a conductor which as the temperature falls each year contrac; /archives//html/RFI/2003-12/msg00079.html (8,069 bytes)
69. Re: [RFI] Eliminating TVI (score: 1): Author: "Cortland Richmond" <ka5s@earthlink.net>; Date: Fri, 26 Dec 2003 14:50:35 -0800; Looks to me like interference at the color burst detector. The absence of a valid signal from this circuit is supposed to turn off color and although no stations now broadcast in black and white that; /archives//html/RFI/2003-12/msg00099.html (9,334 bytes)
70. Re: [RFI] Eliminating TVI (score: 1): Author: "Cortland Richmond" <ka5s@earthlink.net>; Date: Sat, 27 Dec 2003 09:51:22 -0800; This is where it's hard to get assured choking. A filter for wires without an RF ground -- and AC power is _that_, all right -- needs a common mode impedance much higher than the common mode impedanc; /archives//html/RFI/2003-12/msg00107.html (8,803 bytes)
71. [RFI] Crossed Signals article (score: 1): Author: "Cortland Richmond" <ka5s@earthlink.net>; Date: Mon, 5 Jan 2004 12:27:50 -0800; A well written article. You are maintaining the perspective one expects a newspaper to have. However, perhaps you should take sides. The power companies say they observe the FCC interference limit. T; /archives//html/RFI/2004-01/msg00004.html (8,079 bytes)
72. RE: [RFI] Wireless intercoms (score: 1): Author: "Cortland Richmond" <ka5s@earthlink.net>; Date: Mon, 5 Jan 2004 12:34:58 -0800; You sure the discriminators are tuned for minimum noise on signal? They may be off frequency. Cortland could power _______________________________________________ RFI mailing list RFI@contesting.com; /archives//html/RFI/2004-01/msg00005.html (7,415 bytes)
73. [RFI] Letter re "Radio operators fight powerline broadband" (score: 1): Author: "Cortland Richmond" <ka5s@earthlink.net>; Date: Fri, 9 Jan 2004 10:17:14 -0800; A UPI article, "Radio operators fight powerline broadband," carried 9 January in the Washington Times, about objections to BPL, says, "...representatives of the BPL industry say they can't find inter; /archives//html/RFI/2004-01/msg00027.html (7,843 bytes)
74. RE: [RFI] switching p.s. (battery charger) (score: 1): Author: "Cortland Richmond" <ka5s@earthlink.net>; Date: Tue, 27 Jan 2004 12:41:47 -0800; The FCC not long ago had several different auto battery chargers pulled. I imagine that with this experience fresh in its enforcement log it would be responsive to complaints against scooter sellers; /archives//html/RFI/2004-01/msg00060.html (8,572 bytes)
75. RE: [RFI] CQ-BPL (score: 1): Author: "Cortland Richmond" <ka5s@earthlink.net>; Date: Fri, 30 Jan 2004 10:42:50 -0800; Tom, What an a intriguing proposal! It reminds me of the days when we'd sent our keyers to 25 wpm to drive the Woodpecker nuts. I understand that worked ONCE -- and that the Russians decided those fl; /archives//html/RFI/2004-01/msg00065.html (8,000 bytes)
76. Re: [RFI] CQ-BPL (score: 1): Author: "Cortland Richmond" <ka5s@earthlink.net>; Date: Fri, 30 Jan 2004 14:01:20 -0800; That comment was Jim Brown's not mine, actually. Cortland _______________________________________________ RFI mailing list RFI@contesting.com http://lists.contesting.com/mailman/listinfo/rfi; /archives//html/RFI/2004-01/msg00069.html (7,551 bytes)
77. RE: [RFI] interesting new device (score: 1): Author: "Cortland Richmond" <ka5s@earthlink.net>; Date: Thu, 5 Feb 2004 08:52:43 -0800; The national 70cm simplex working frequency should be changed to 433.92 MHz. Cortland _______________________________________________ RFI mailing list RFI@contesting.com http://lists.contesting.com/m; /archives//html/RFI/2004-02/msg00010.html (6,761 bytes)
78. RE: [RFI] BPL in Canada (score: 1): Author: "Cortland Richmond" <ka5s@earthlink.net>; Date: Fri, 6 Feb 2004 14:32:58 -0800; He can't rely on Part 15 as a guarantor of noninterference; even Part 15 says so: (quote) Section 15.15 General technical requirements. ... (c) Parties responsible for equipment compliance should not; /archives//html/RFI/2004-02/msg00039.html (8,387 bytes)
79. RE: [RFI] BPL in Canada (score: 1): Author: "Cortland Richmond" <ka5s@earthlink.net>; Date: Fri, 6 Feb 2004 14:39:34 -0800; Bert, Part 15 is the part of the Title 47 of the Code of Federal Regulations whicch governs unlicensed intentional, unintentional and incidental radio frequecny emitters in the USA. A good way to exp; /archives//html/RFI/2004-02/msg00040.html (8,074 bytes)
80. RE: [RFI] EMC active loop antennas (score: 1): Author: "Cortland Richmond" <ka5s@earthlink.net>; Date: Wed, 11 Feb 2004 16:28:42 -0800; At a former employer we used the EMCO 6502 with integral amplifier and rechargeable battery pack. It worked quite well. See http://www.emctest.com/productpage.cfm?model=6502&producttype=Antennas I do; /archives//html/RFI/2004-02/msg00063.html (9,015 bytes)

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