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101. [RFI] Cable TV (score: 1): Author: Hare, Ed, W1RFI" <ehare@arrl.org (Hare, Ed, W1RFI); Date: Fri, 22 Jan 1999 09:02:22 -0500; 73 Ted Wilhelm K9HUH Hi, Ted, Thanks for the update. TCI is actually one the good guys, overall. See http://www.arrl.org/tis/info/rfiteljx.html for info about another cable TV RFI problem related to; /archives//html/RFI/1999-01/msg00010.html (9,189 bytes)
102. [RFI] Cable RFI (score: 1): Author: Hare, Ed, W1RFI" <ehare@arrl.org (Hare, Ed, W1RFI); Date: Fri, 22 Jan 1999 09:09:02 -0500; all. TCI was One point I forgot to mention in my last post. I have a number of contacts in the cable industry management and in their leadership on the Society of Cable Telecasting engineers. These; /archives//html/RFI/1999-01/msg00011.html (8,516 bytes)
103. [RFI] Spurious signal levels (score: 1): Author: Hare, Ed, W1RFI" <ehare@arrl.org (Hare, Ed, W1RFI); Date: Wed, 20 May 1998 16:58:00 -0400; Hi, Ian, They are found in the Code of Federal Regulations, Title 46, Part 97, Section 307 (97.307) of the FCC regs, but they are a bit cryptic. Let me translate into plain English (or at least the A; /archives//html/RFI/1998-05/msg00024.html (16,836 bytes)
104. [RFI] Touch lamps going crazy (score: 1): Author: Hare, Ed, W1RFI" <ehare@arrl.org (Hare, Ed, W1RFI); Date: Tue, 7 Apr 1998 10:25:00 -0400; QST articles on touch lamps: qst1985.txt:Rfi And Touch Controlled Lamps ... May P45 qst1986.txt:More On Rfi To Touch Controlled Lamps ... Jan P49 qst1987.txt:Touch Lamp Transceiver ... Feb P43 qst198; /archives//html/RFI/1998-04/msg00012.html (10,824 bytes)
105. [RFI] Touch lamps going crazy (score: 1): Author: Hare, Ed, W1RFI" <ehare@arrl.org (Hare, Ed, W1RFI); Date: Tue, 7 Apr 1998 11:07:00 -0400; Now that I have another minute in my rather busy schedule, I will add a bit of information. Touch lamps use a free-running oscillator usually running at 50-200 kHz or so, a touch plate, and a simple; /archives//html/RFI/1998-04/msg00013.html (13,634 bytes)
106. [RFI] NEED TVI HELP (score: 1): Author: Hare, Ed, W1RFI" <ehare@arrl.org (Hare, Ed, W1RFI); Date: Mon, 2 Mar 1998 11:38:00 -0500; neighbor that the problem could be The ARRL pamphlet and FCC Inteference Handbook are two different things. The first is a 3-fold pamphet, designed to discuss intererence in non-technical terms for; /archives//html/RFI/1998-03/msg00005.html (8,880 bytes)
107. [RFI] FW: RFI (score: 1): Author: Hare, Ed, W1RFI" <ehare@arrl.org (Hare, Ed, W1RFI); Date: Tue, 3 Mar 1998 19:13:00 -0500; Hello, folks, I wanted to share with with the RFI reflector, both as a heads up and to find out if anyone else has heard of manufacurers responding this way. I just wish that consumer equipment was m; /archives//html/RFI/1998-03/msg00015.html (11,613 bytes)
108. [RFI] Re: Mail failure (score: 1): Author: Hare, Ed, W1RFI" <ehare@arrl.org (Hare, Ed, W1RFI); Date: Tue, 24 Mar 1998 13:25:00 -0500; a Actually, they are moderately effective at lower HF, *IF* you use enough of them. A good rule of thumb is that you need to use the same number of them as would be used to make a bead balun. That t; /archives//html/RFI/1998-03/msg00038.html (7,609 bytes)
109. [RFI] RFI Hints (score: 1): Author: Hare, Ed, W1RFI" <ehare@arrl.org (Hare, Ed, W1RFI); Date: Thu, 26 Mar 1998 12:04:00 -0500; To: <rfi@contesting.com> but This often works, but the ferrite material was designed for 15 kHz; its characteristics at RF are unknown. The only risk to this is that it may not work, and you may be; /archives//html/RFI/1998-03/msg00041.html (9,422 bytes)
110. [RFI] TVI Help (score: 1): Author: Hare, Ed, W1RFI" <ehare@arrl.org (Hare, Ed, W1RFI); Date: Mon, 2 Feb 1998 11:05:00 -0500; ARRL publishes an RFI pamplet, written specifically to help explain interference to your neighbors. To get a couple of copies, send an SASE to the ARRL Technical Department Secretary, 225 Main St, N; /archives//html/RFI/1998-02/msg00004.html (7,397 bytes)
111. [RFI] Telephone RFI problem (score: 1): Author: Hare, Ed, W1RFI" <ehare@arrl.org (Hare, Ed, W1RFI); Date: Wed, 11 Feb 1998 12:09:00 -0500; To: <rfi@contesting.com> Sounds like something has changed. Did he buy a new phone, answering machine, modem? Etc. In most cases, filters will do it. These are widely sold and advertised. Radio Shac; /archives//html/RFI/1998-02/msg00017.html (10,438 bytes)
112. [RFI] Telephone RFI problem (score: 1): Author: Hare, Ed, W1RFI" <ehare@arrl.org (Hare, Ed, W1RFI); Date: Thu, 12 Feb 1998 09:42:00 -0500; To: <rfi@contesting.com> I have been in close contact with RS's telephone buyer over the years. In order for them to accept a telephone as part of their line, it must pass their vendor-qualification; /archives//html/RFI/1998-02/msg00021.html (11,123 bytes)
113. [RFI] Re: rfi-digest V1 #26 (score: 1): Author: Hare, Ed, W1RFI" <ehare@arrl.org (Hare, Ed, W1RFI); Date: Thu, 12 Feb 1998 10:53:00 -0500; The bill is quite specific. It will permit local authorities enforce FCC law related ONLY to: Use of high power by "CB" operators Outband operation using CB-type equipment It does not directly addre; /archives//html/RFI/1998-02/msg00023.html (7,567 bytes)
114. [RFI] Low pass filters (score: 1): Author: Hare, Ed, W1RFI" <ehare@arrl.org (Hare, Ed, W1RFI); Date: Mon, 19 Jan 1998 10:48:00 -0500; Almost any low-pass filter will offer at least 30-60 dB of stop-band attenuation. In most cases, IF the intereference is caused by transmitter unwanted emissions, this will be quite enough to make th; /archives//html/RFI/1998-01/msg00026.html (11,364 bytes)
115. [RFI] Low pass filters (score: 1): Author: Hare, Ed, W1RFI" <ehare@arrl.org (Hare, Ed, W1RFI); Date: Tue, 20 Jan 1998 10:52:00 -0500; Thanks for the additional information, Ian. My principle reason for suggesting a bandpass filter for VHF is that most of the commercial VHF transmit filters available in the US are of the bandpass ty; /archives//html/RFI/1998-01/msg00029.html (11,754 bytes)
116. [RFI] Low pass filters (score: 1): Author: Hare, Ed, W1RFI" <ehare@arrl.org (Hare, Ed, W1RFI); Date: Wed, 21 Jan 1998 10:26:00 -0500; Actually, the "braid-breaker" technique is not really a high-pass filter. It is designed to attenuate the common-mode signal that is inevitably picked up on any conductors near a source of radiated; /archives//html/RFI/1998-01/msg00032.html (10,753 bytes)
117. [RFI] fuel pump noise in a 1994 FORD (score: 1): Author: Hare, Ed, W1RFI" <ehare@arrl.org (Hare, Ed, W1RFI); Date: Thu, 22 Jan 1998 07:03:00 -0500; Fuel-pump noise is a known Ford problem. Ford disucsses this in a Technical Service Bulletin, TSB-93-15-6. They offer a fuel-pump filter that installs in the tank, right next to the in-tank fuel pump; /archives//html/RFI/1998-01/msg00037.html (10,004 bytes)
118. [RFI] CATV Problems (score: 1): Author: Hare, Ed, W1RFI" <ehare@arrl.org (Hare, Ed, W1RFI); Date: Thu, 22 Jan 1998 08:43:00 -0500; Hello, Jim, I just touched on this in a recent post to this reflector, so I will summarize with the Readers Digest version. ARRL has an info package on Cable TV. It is a reprint of a 3-part article I; /archives//html/RFI/1998-01/msg00039.html (11,412 bytes)
119. [RFI] CATV Problems (score: 1): Author: Hare, Ed, W1RFI" <ehare@arrl.org (Hare, Ed, W1RFI); Date: Thu, 22 Jan 1998 14:47:00 -0500; Hi, Mitchell, No, the CATVI package is, unfortunately, not the same. The concepts are the same as some of those files, but this one is not an ARRL pub, even though I wrote it. The CATV package is des; /archives//html/RFI/1998-01/msg00043.html (16,450 bytes)
120. [RFI] computer keyboard (score: 1): Author: Hare, Ed, W1RFI" <ehare@arrl.org (Hare, Ed, W1RFI); Date: Wed, 28 Jan 1998 19:31:00 -0500; Unfortunately, I can't tell you which keyboards are okay; hams don't call ARRL HQ and tell us that they are NOT intefering with their computers. :-) At W1AW, they currently have Gateway 2000 compute; /archives//html/RFI/1998-01/msg00050.html (9,226 bytes)

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