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Total 336 documents matching your query.

81. [RFI] Phone RFI filter (score: 1)
Author: Pete Smith <n4zr@contesting.com> (Pete Smith)
Date: Sat, 25 Mar 2000 20:06:52 +0000
I just took apart one of Radio shack's $19.95 telephone RFI filters and was appalled to find that it contains nothing but a small toroid with about 25 turns of the telephone signal leads wound on it.
/archives//html/RFI/2000-03/msg00002.html (7,588 bytes)

82. [RFI] Good 2-line phones? (score: 1)
Author: Pete Smith <n4zr@contesting.com> (Pete Smith)
Date: Mon, 10 Jan 2000 01:50:51 +0000
I have also had pretty good luck with the GE 2-line phones, model 2-9420B, which may be more attractively priced. Earlier I had hesitated to mention this because my home is wired a little unusually p
/archives//html/RFI/2000-01/msg00010.html (8,430 bytes)

83. [RFI] Broadcast interference potential (for N3JT) (score: 1)
Author: Pete Smith <n4zr@contesting.com> (Pete Smith)
Date: Sun, 23 Jan 2000 02:14:21 +0000
I have fixed the message as Tim suggested. This is not from me but from n3jt (jtalens@digizen.net). Please respond either to the reflector or to him. Thanks! 73, Pete N4ZR Folks - I have been looking
/archives//html/RFI/2000-01/msg00023.html (8,386 bytes)

84. [RFI] Electrical Noise RFI (score: 1)
Author: Pete Smith <n4zr@contesting.com> (Pete Smith)
Date: Sun, 23 Jan 2000 15:42:14 +0000
This may not be one of those TCI wireless modem jacks at all. I had a situation in a previous house where ordinary light switches in neighbors' houses - the 72 cent silent variety - would radiate as
/archives//html/RFI/2000-01/msg00026.html (8,245 bytes)

85. [RFI] Snap on split beads; coax high-pass filter recommendations (score: 1)
Author: Pete Smith <n4zr@contesting.com> (Pete Smith)
Date: Wed, 01 Dec 1999 18:23:45 +0000
At a hamfest a couple of months ago, a guy was selling some neat split ferrite beads. The idea is a little like the snap-on rectangular ferrites that Radio Shack et al were selling, except that these
/archives//html/RFI/1999-12/msg00000.html (9,083 bytes)

86. [RFI] Mystery buzz 1.7 to 2.0 MHz (score: 1)
Author: Pete Smith <n4zr@contesting.com> (Pete Smith)
Date: Thu, 02 Dec 1999 09:55:40 -0500
systems utilize lighting is strung is the current sacrifice a lot for which has away the the big that gettting amount of ferrite material. Suggest you or he contact Ed Hare (W1RFI@ARRL.ORG) and look
/archives//html/RFI/1999-12/msg00008.html (8,631 bytes)

87. [RFI] Snap on split beads; coax high-pass filterrecommendations (score: 1)
Author: Pete Smith <n4zr@contesting.com> (Pete Smith)
Date: Fri, 03 Dec 1999 21:20:47 +0000
Yup, and the 800 number given on their site takes you to Amidon instead. 73, Pete Smith N4ZR n4zr@contesting.com Sometimes a tower is just a tower -- Submissions: rfi@contesting.com Administrative re
/archives//html/RFI/1999-12/msg00025.html (9,935 bytes)

88. [RFI] Phone RFI fixes - no ring, lower cost solutions? (score: 1)
Author: Pete Smith <n4zr@contesting.com> (Pete Smith)
Date: Wed, 22 Dec 1999 09:12:17 -0500
K-Com also sells the filter components in a hard-wire form for significantly less. Don't know if you want do surgery on the neighbors' phones, though. They might give you a significant price-break on
/archives//html/RFI/1999-12/msg00038.html (9,702 bytes)

89. [RFI] Need Help With RFI Problem with Neighbor (score: 1)
Author: Pete Smith <n4zr@contesting.com> (Pete Smith)
Date: Tue, 23 Nov 1999 12:21:24 +0000
Quite aside from the ethics, sooner or later you'll get caught, your neighbors will all share experiences with one another, and you'll have far more grief than you would have if you had dealt honestl
/archives//html/RFI/1999-11/msg00022.html (9,587 bytes)

90. [RFI] Need Help With RFI Problem with Neighbor (score: 1)
Author: Pete Smith <n4zr@contesting.com> (Pete Smith)
Date: Wed, 24 Nov 1999 13:13:59 -0500
Amen, Eddie! I can testify that it's not just a midwestern phenomenon. I had several neighbors in our townhouse neighborhood in suburban Washington DC whose reaction to RFI from me was "well, I didn'
/archives//html/RFI/1999-11/msg00026.html (9,376 bytes)

91. [RFI] RFI to transceiver (score: 1)
Author: Pete Smith <n4zr@contesting.com> (Pete Smith)
Date: Thu, 21 Oct 1999 09:10:57 -0400
Greetings, all. I just recabled my shack to make the coax cable runs from TS-930 to SB-220 and SB-220 to entry bulkhead no longer than necessary, and to clean up a number of accessory cables. Now, to
/archives//html/RFI/1999-10/msg00015.html (7,822 bytes)

92. [RFI] RFI to transceiver cured (score: 1)
Author: Pete Smith <n4zr@contesting.com> (Pete Smith)
Date: Sat, 23 Oct 1999 18:48:25 +0100
Well, it turned out to be <drum roll> lack of a ground lead between the case of the shack computer and the main shack ground bus (a length of 1" copper plumbing pipe across the back of the operating
/archives//html/RFI/1999-10/msg00022.html (7,002 bytes)

93. [RFI] Common mode chockes (score: 1)
Author: Pete Smith <n4zr@contesting.com> (Pete Smith)
Date: Sat, 23 Oct 1999 18:56:08 +0100
In the course of troubleshooting my recent RFI problem, I discovered that putting a large coax coil - roughly 15 turns, 6-in diameter, of RG8X - at the shack end of my 75-ohm CATV feedline got rid of
/archives//html/RFI/1999-10/msg00023.html (7,402 bytes)

94. [RFI] Common Mode or Powerline Pickup....? (score: 1)
Author: Pete Smith <n4zr@contesting.com> (Pete Smith)
Date: Mon, 31 May 1999 02:31:53 +0100
I'm lucky enough to have my antennas over 200 feet from the house, so by and large my RFI problems aren't serious. In fact, the only time I have problems with CW is when I'm on 80 meters, full QRO, a
/archives//html/RFI/1999-05/msg00023.html (7,331 bytes)

95. [RFI] LCD Monitors (score: 1)
Author: Pete Smith <n4zr@contesting.com>
Date: Sat, 30 Aug 2003 08:16:23 -0400
I recently lost my hamshack LCD monitor in a lightning storm. While at Circuit City last week, I saw a Liquid Vision 15" monitor for $249.95 with a $50 mail-in rebate. In side-by-side comparison with
/archives//html/RFI/2003-08/msg00160.html (6,890 bytes)

96. Re: [RFI] Another Noise Source (score: 1)
Author: Pete Smith <n4zr@contesting.com>
Date: Wed, 08 Oct 2003 15:04:41 -0400
At 10:36 PM 9/22/03 +0100, John Gagen wrote: This has the symptoms of RFI from high speed internet services offered by the cable TV companies. Many cable companies are now using the HF frequency band
/archives//html/RFI/2003-10/msg00010.html (7,817 bytes)

97. RE: [RFI] Formal RFI complaint to the FCC (score: 1)
Author: Pete Smith <n4zr@contesting.com>
Date: Mon, 10 Nov 2003 11:32:48 -0500
to be And what technology might that be? I'm curious. I'm sure I'm not the only one around here looking for a quiet replacement for my 10 year old CRT. TFT seems to be clean in my ham shack -- I'm on
/archives//html/RFI/2003-11/msg00029.html (9,271 bytes)

98. RE: [RFI] TVI: suggestins needed! Help me (score: 1)
Author: Pete Smith <n4zr@contesting.com>
Date: Sun, 23 Nov 2003 13:27:41 -0500
At 09:23 AM 11/23/03 -0800, Bob Tellefsen wrote: Aldo One thing to check. How rf-tight is the transmitter case? Run a piece of transmission line from your TV set to the transmitter. Move the loose en
/archives//html/RFI/2003-11/msg00046.html (8,603 bytes)

99. Re: [RFI] Unknown Signal (score: 1)
Author: Pete Smith <n4zr@contesting.com>
Date: Sun, 07 Dec 2003 11:01:13 -0500
At 08:11 AM 12/7/03 -0600, WX5L wrote: Hello, An aquantance of mine in New Orleans asked me about an strange signal at 28.635.5. At first I thought just another case of RF junk in his neighborhood bu
/archives//html/RFI/2003-12/msg00002.html (7,902 bytes)

100. Re: [RFI] Unknown Signal (score: 1)
Author: Pete Smith <n4zr@contesting.com>
Date: Sun, 07 Dec 2003 12:32:36 -0500
In Chicago I'm hearing what could be one signal with sidebands or multiple signals. It's moderately unstable (or has FM-like components) and sounds a lot like many signals that I hear scattered arou
/archives//html/RFI/2003-12/msg00007.html (8,897 bytes)


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