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Total 139 documents matching your query.

21. [RFI] Strange mobile RFI (score: 1)
Author: w7ti@dslextreme.com (Bill Turner)
Date: Mon, 04 Nov 2002 08:03:04 -0800
I just bought a '93 Plymouth Voyager mini-van and it has an odd noise problem. I haven't installed the ham radio yet, but I notice it on the AM broadcast band. There is no noise problem until I honk
/archives//html/RFI/2002-11/msg00005.html (6,706 bytes)

22. [RFI] Shielding (score: 1)
Author: w7ti@dslextreme.com (Bill Turner)
Date: Thu, 07 Nov 2002 07:14:52 -0800
No, if you're talking about an electromagnetic field. However, what's inside the box needs connections to the outside world, and those may need shields which may need to be grounded. If you're talkin
/archives//html/RFI/2002-11/msg00017.html (9,184 bytes)

23. [RFI] 2002, Ford 4.6L V8 RFI, Need Help (score: 1)
Author: w7ti@dslextreme.com (Bill Turner)
Date: Tue, 08 Oct 2002 07:55:58 -0700
_________________________________________________________ If you choose not to drill the holes, ok, but I'm sure you could get away with it and have no problems. Just use a #4 or #6 self-tapping shee
/archives//html/RFI/2002-10/msg00008.html (8,212 bytes)

24. [RFI] 2002, Ford 4.6L V8 RFI, Need Help (score: 1)
Author: w7ti@dslextreme.com (Bill Turner)
Date: Tue, 08 Oct 2002 11:38:14 -0700
On Tue, 8 Oct 2002 12:52:01 -0500, <dgsvetan@rockwellcollins.com> wrote: _________________________________________________________ Thanks, Paul. My experiences were nearly identical. I also had a '93
/archives//html/RFI/2002-10/msg00010.html (8,138 bytes)

25. [RFI] 4 Runner Fuel Pump (score: 1)
Author: w7ti@dslextreme.com (Bill Turner)
Date: Wed, 09 Oct 2002 06:58:39 -0700
_________________________________________________________ Sometimes simply adding a capacitor can actually increase the noise, as you have found. This happens when the circuit has a fairly high Q to
/archives//html/RFI/2002-10/msg00014.html (7,367 bytes)

26. [RFI] No Complaints, No Problem! (score: 1)
Author: w7ti@dslextreme.com (Bill Turner)
Date: Tue, 22 Oct 2002 08:28:53 -0700
_________________________________________________________ Is anyone else worried about what the FCC "action" might be? Having dealt with bureaucrats for many years, I'm expecting them to take the pat
/archives//html/RFI/2002-10/msg00037.html (7,675 bytes)

27. [RFI] Computer RFI problem (score: 1)
Author: w7ti@dslextreme.com (Bill Turner)
Date: Sun, 04 Aug 2002 10:15:13 -0700
_________________________________________________________ Be sure the antenna isn't mounted on something such as a pipe that is connected to the house ground. I had the same problem once with a six m
/archives//html/RFI/2002-08/msg00003.html (8,526 bytes)

28. [RFI] Noise gone but don't know why (score: 1)
Author: w7ti@dslextreme.com (Bill Turner)
Date: Wed, 03 Jul 2002 20:00:29 -0700
_________________________________________________________ You probably don't have an arc in the actual powerline itself. If it's at a bad joint in a current-carrying conductor, it will indeed burn it
/archives//html/RFI/2002-07/msg00002.html (8,517 bytes)

29. [RFI] Noise gone but don't know why (score: 1)
Author: w7ti@dslextreme.com (Bill Turner)
Date: Mon, 08 Jul 2002 19:33:47 -0700
_________________________________________________________ I had a cyclic noise problem like this and it turned out to be a defective street lamp. It was trying to fire, not quite making it, resetting
/archives//html/RFI/2002-07/msg00006.html (7,834 bytes)

30. [RFI] computer RFI (score: 1)
Author: N2SCJ@MSN.COM (Turner, Bob)
Date: Mon, 4 Mar 2002 19:13:35 -0500
I also have had good results with PC Power & Cooling Mid Tower, 275W Quit PS. Iwill DVD 266R Motherboard. P3-1000. Its quiet, both RF and AF. 7 3 Bob N2SCJ --Original Message-- From: rfi-admin@contes
/archives//html/RFI/2002-03/msg00013.html (9,611 bytes)

31. [RFI] RE: Computer generated RFI (score: 1)
Author: N2SCJ@MSN.COM (Turner, Bob)
Date: Wed, 12 Dec 2001 17:07:10 -0500
PC Power & Cooling has a Class B case as well as power supply for sale. They also have quiet fans. Their stuff is not cheap. I think my case and power supply came in around $125. I got the mid-tower
/archives//html/RFI/2001-12/msg00031.html (8,006 bytes)

32. [RFI] Filtered connectors for video cable (score: 1)
Author: Robert.Turner@ibx.com (Turner, Robert D. Jr)
Date: Fri, 26 Oct 2001 07:26:37 -0400
I've had some success in moving the interference to a different frequency by changing the monitor's refresh rate via Windows software configuration. Bob Hi Dale [WA9ENA] -- thank you for all the very
/archives//html/RFI/2001-10/msg00019.html (9,602 bytes)

33. [RFI] Sony WEGA RFI Problems (score: 1)
Author: Robert.Turner@ibx.com (Turner, Robert D. Jr)
Date: Tue, 4 Sep 2001 10:26:27 -0400
I was about to purchase a Sony WEGA. Is the XBR common to all WEGAs or just some. I guess I should reconsider my purchase. I live alone, so it would be easy to turn it off when I'm on HF. I wonder ho
/archives//html/RFI/2001-09/msg00008.html (15,167 bytes)

34. [RFI] DSL Modems and RFI (score: 1)
Author: Turner, Robert D. Jr" <Robert.Turner@ibx.com (Turner, Robert D. Jr)
Date: Wed, 22 Nov 2000 09:35:42 -0500
FWIW, I have SDSL. Device in basement is a "Copper Rocket" which converts DSL into Ethernet. Its been in operation for about 2 months now. I've noticed no interaction with HAM radio operations. I run
/archives//html/RFI/2000-11/msg00028.html (8,427 bytes)

35. [RFI] Computer monitors that are RFI quiet (score: 1)
Author: Bob Turner" <N2SCJ@MSN.COM (Bob Turner)
Date: Wed, 10 May 2000 21:33:27 -0400
If you can change your refresh frequency try doing so. It might move the interference somewhere else. Worked for me. I'm running NEC MultiSync 5FGe and NEC MultiSync M700. well but discussion find --
/archives//html/RFI/2000-05/msg00007.html (8,424 bytes)

36. [RFI] RFI? (score: 1)
Author: Bob Turner" <N2SCJ@MSN.COM (Bob Turner)
Date: Sun, 7 Nov 1999 10:25:15 -0500
This is a multi-part message in MIME format. --=_NextPart_000_00E2_01BF290A.619304E0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Have you turned the com
/archives//html/RFI/1999-11/msg00007.html (13,855 bytes)

37. [RFI] 6 meter TVI (audio only) (score: 1)
Author: Robert Turner" <N2SCJ@MSN.COM (Robert Turner)
Date: Wed, 12 May 1999 09:14:18 -0400
Scott, I've got a neighbor about 30 ft away. Run 100w on 6m into 5el Cushcraft Yagi. One of his TVs is bothered by my signal. One of them is not. We have agreed that the problem is his TV. Maybe you
/archives//html/RFI/1999-05/msg00016.html (9,558 bytes)

38. [RFI] Some ferrite choke measurements (score: 1)
Author: wrt@eskimo.com (Bill Turner, W7TI) (Bill Turner, W7TI)
Date: Sat, 28 Mar 1998 16:45:20 GMT
There was some discussion of the effectiveness of various ferrite chokes a few days ago. I have access to a HP 4194A Impedance Analyzer, so I put a couple of popular ferrites through a swept-frequenc
/archives//html/RFI/1998-03/msg00046.html (8,684 bytes)

39. Re: [RFI] Anyone heard of this type of noise? (score: 1)
Author: Bill Turner <wrt@dslextreme.com>
Date: Sun, 16 Nov 2003 09:20:15 -0800
_________________________________________________________ Quite likely a TV set, but I once had a similar problem from a golf cart battery charger about 100 yards from my house. That thing got out be
/archives//html/RFI/2003-11/msg00036.html (7,477 bytes)

40. Re: [RFI] Anyone heard of this type of noise? (score: 1)
Author: Bill Turner <wrt@dslextreme.com>
Date: Mon, 17 Nov 2003 08:05:40 -0800
_________________________________________________________ Not necessarily. Many devices other that TVs can radiate harmonics every so many kHz. Any device using a switching power supply is a potentia
/archives//html/RFI/2003-11/msg00039.html (8,194 bytes)


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