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References: [ +from:n4zr@contesting.com: 336 ]

Total 336 documents matching your query.

101. Re: [RFI] unknown signal (score: 1)
Author: Pete Smith <n4zr@contesting.com>
Date: Sun, 07 Dec 2003 12:41:08 -0500
At 05:31 PM 12/7/03 +0000, Tom Horton wrote: It's very loud here in western WV. Up to s-8. I don't have near the antemma system that Pete, N4ZR has in the WV panhandle, but this thing is wierd. I for
/archives//html/RFI/2003-12/msg00008.html (8,496 bytes)

102. Re: [RFI] Unknown Signal (score: 1)
Author: Pete Smith <n4zr@contesting.com>
Date: Sun, 07 Dec 2003 20:43:28 -0500
Well, that sure helps to explain why they don't all see to come from one place, or for that matter why the sound may be different on different receivers... 73, Pete N4ZR Happy Holidays Check out the
/archives//html/RFI/2003-12/msg00017.html (8,954 bytes)

103. [RFI] Wirless intercoms (score: 1)
Author: Pete Smith <n4zr@contesting.com>
Date: Wed, 10 Dec 2003 15:33:20 -0500
Has anyone had experience with wireless intercoms -- the type that work by conducting an FM signal on the house wiring -- in a ham household? I don't bother phone, TVs or my wife's computer, so I'm h
/archives//html/RFI/2003-12/msg00030.html (6,511 bytes)

104. Re: [RFI] shielding question (score: 1)
Author: Pete Smith <n4zr@contesting.com>
Date: Tue, 23 Dec 2003 11:05:26 -0500
At 09:29 AM 12/23/03 -0600, Jim Brown wrote: These papers were a labor of love -- I make my living designing sound systems. I spent the better part of a year doing the research documented in these pa
/archives//html/RFI/2003-12/msg00065.html (9,378 bytes)

105. Re: [RFI] shielding question (score: 1)
Author: Pete Smith <n4zr@contesting.com>
Date: Tue, 23 Dec 2003 12:12:50 -0500
At 10:17 AM 12/23/03 -0600, Jim Brown wrote: These papers are not math-filled tomes. They were written for audio engineers, many of whom have limited understanding of RF issues, so there is much in t
/archives//html/RFI/2003-12/msg00071.html (9,383 bytes)

106. Re: [RFI] Eliminating TVI (score: 1)
Author: Pete Smith <n4zr@contesting.com>
Date: Sat, 27 Dec 2003 07:45:07 -0500
At 09:28 PM 12/26/03 -0800, N6KJ wrote: As I mentioned in an earlier e-mail, I already verified that I get interference when I disconnect the satellite set-top and VCR and ONLY play a DVD. I don't kn
/archives//html/RFI/2003-12/msg00102.html (8,506 bytes)

107. Re: [RFI] Eliminating TVI (score: 1)
Author: Pete Smith <n4zr@contesting.com>
Date: Sat, 27 Dec 2003 08:14:29 -0500
At 07:54 AM 12/27/03 -0500, Tom Rauch wrote: I'd just be darned sure the line filter is a good one for common and differential mode currents. Do you have a recommendation for a GOOD commercial filter
/archives//html/RFI/2003-12/msg00104.html (8,295 bytes)

108. Re: [RFI] Eliminating TVI (score: 1)
Author: Pete Smith <n4zr@contesting.com>
Date: Sat, 27 Dec 2003 15:54:59 -0500
At 12:21 PM 12/27/03 -0500, Tom Rauch wrote: I generally build my own because the commercial filters I find either have output and input bypass capacitors to common grounds [A] making them poor or us
/archives//html/RFI/2003-12/msg00108.html (9,704 bytes)

109. [RFI] Wireless intercoms (score: 1)
Author: Pete Smith <n4zr@contesting.com>
Date: Mon, 05 Jan 2004 11:06:23 -0500
My wife got me a pair of wireless intercoms for Christmas so that we could communicate back and forth between her office and my shack, on different floors. They are Westinghouse WHI-2C, which operate
/archives//html/RFI/2004-01/msg00003.html (7,245 bytes)

110. Re: [RFI] Wireless intercoms (score: 1)
Author: Pete Smith <n4zr@contesting.com>
Date: Wed, 07 Jan 2004 07:45:01 -0500
Thanks to everyone who responded. I decided to buy a Radio Shack 900 MHz 2-station intercom, and will report how it works. My 900MHz cordless phones seem substantially immune to HF RFI, so hopefully.
/archives//html/RFI/2004-01/msg00011.html (7,117 bytes)

111. Re: [RFI] I wish this guy had interviewed Ed Hare also... (score: 1)
Author: Pete Smith <n4zr@contesting.com>
Date: Thu, 08 Jan 2004 12:04:57 -0500
At 11:53 AM 1/8/04 -0500, k1ttt@arrl.net wrote: as i understand the homeplug stuff it adapts the channels it uses to avoid interference to itself. in doing so it would avoid frequencies being used lo
/archives//html/RFI/2004-01/msg00019.html (8,619 bytes)

112. Re: [RFI] Can you identify this noise? (score: 1)
Author: Pete Smith <n4zr@contesting.com>
Date: Sun, 11 Jan 2004 15:10:52 -0500
At 12:12 PM 1/11/04 -0600, K4RO wrote: I have a new noise in the neighborhood which appeared about a month ago. It caused a real problem during the recent ARRL Ten Meter Contest. The noise is present
/archives//html/RFI/2004-01/msg00035.html (7,661 bytes)

113. Re: [RFI] Can you identify this interference? (score: 1)
Author: Pete Smith <n4zr@contesting.com>
Date: Thu, 22 Jan 2004 08:47:58 -0500
At 07:57 AM 1/22/04 -0500, Alex wrote: Hi there, Since a few weeks I've been plagued with this pulsating type interference. I can receive the it from 12 MHz up to into the high VHF range. So far I've
/archives//html/RFI/2004-01/msg00045.html (7,954 bytes)

114. Re: [RFI] Can you identify this interference? (score: 1)
Author: Pete Smith <n4zr@contesting.com>
Date: Thu, 22 Jan 2004 17:05:02 -0500
At 02:53 PM 1/22/04 -0600, you wrote: So, those of you on this reflector made me think to ask about electric blanket / heating pads....I recall a story or two where I read here about RFI from them. N
/archives//html/RFI/2004-01/msg00052.html (8,782 bytes)

115. Re: [RFI] Fw: Problem with RFI (score: 1)
Author: Pete Smith <n4zr@contesting.com>
Date: Tue, 27 Jan 2004 09:43:58 -0500
Sure sounds a cut above the average response. 73, Pete N4ZR At 07:55 AM 1/27/04 -0600, Mike A. King - KM0T wrote: FYI - We shall see.... This is the latest info from perfect fit industries on the hea
/archives//html/RFI/2004-01/msg00058.html (8,796 bytes)

116. Re: [RFI] My power line noise problems, revisited (Warning, this islong!) No... (score: 1)
Author: Pete Smith <n4zr@contesting.com>
Date: Fri, 06 Feb 2004 00:15:50 -0500
At 11:33 PM 2/5/04 -0500, Tom Rauch wrote: I think when the smoke clears you'll find about 90% of the problems are slack spans allowing bell insulators to hang loosly and have pins corrode and arc, o
/archives//html/RFI/2004-02/msg00024.html (10,362 bytes)

117. Re: [RFI] FCC on BPL in NYT (score: 1)
Author: Pete Smith <n4zr@contesting.com>
Date: Fri, 13 Feb 2004 08:49:57 -0500
At 08:37 AM 2/13/04 -0500, Martin Ewing wrote: Read and weep: http://www.nytimes.com/2004/02/13/technology/13net.html (Free registration may be required.) No mention of any interference problem! A pr
/archives//html/RFI/2004-02/msg00073.html (7,679 bytes)

118. [RFI] More on BPL (score: 1)
Author: Pete Smith <n4zr@contesting.com>
Date: Fri, 13 Feb 2004 08:55:57 -0500
There has been some concern expressed about one Commissioner's reference to "unsupported claims [of interference]." Fortunately, that snippet looks a lot better in context. Commissioner Adelstein sai
/archives//html/RFI/2004-02/msg00074.html (7,243 bytes)

119. [RFI] Broadband Internet (score: 1)
Author: Pete Smith <n4zr@contesting.com>
Date: Fri, 13 Feb 2004 09:08:59 -0500
There is an interesting table in the FCC's own documents, which says that the number of zip codes unserved by broad-band internet dropped from 40 percent in December 1999 to only 9 percent in June 20
/archives//html/RFI/2004-02/msg00075.html (6,878 bytes)

120. Re: [RFI] Help with broadcast interference (score: 1)
Author: Pete Smith <n4zr@contesting.com>
Date: Fri, 13 Feb 2004 10:12:03 -0500
At 12:34 AM 2/13/04 -0600, Jim Brown wrote: One solution is a receive-only filter. ICE makes one for 160 that starts to have some rejection at the top of the AM broadcast band, but 1540 kHz pretty cl
/archives//html/RFI/2004-02/msg00079.html (8,285 bytes)

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