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Total 15 documents matching your query.

1. [RFI] Bonding to a PC (score: 1): Author: N4ZR <n4zr@comcast.net>; Date: Thu, 28 Feb 2019 14:34:33 -0500; I want to try to manage RFI in my shack, among other things, by bonding all chassis together, including my shack computer, but the question has come up - where can I find chassis ground on a PC witho; /archives//html/RFI/2019-02/msg00084.html (6,802 bytes)
2. Re: [RFI] Bonding to a PC (score: 1): Author: "Wes Attaway $N5WA$" <wesattaway@bellsouth.net>; Date: Thu, 28 Feb 2019 15:21:23 -0600; Pete: There are computers and then there are computers. I think the best thing to do is to take a look at yours to see where the metal is, and whether or not you can make an attachment to a screw tha; /archives//html/RFI/2019-02/msg00085.html (8,170 bytes)
3. Re: [RFI] Bonding to a PC (score: 1): Author: Jim Brown <jim@audiosystemsgroup.com>; Date: Thu, 28 Feb 2019 14:12:25 -0800; On 2/28/2019 11:34 AM, N4ZR wrote: I want to try to manage RFI in my shack, among other things, by bonding all chassis together, including my shack computer, but the question has come up - where can; /archives//html/RFI/2019-02/msg00086.html (8,340 bytes)
4. Re: [RFI] Bonding to a PC (score: 1): Author: Gedas <w8bya@mchsi.com>; Date: Thu, 28 Feb 2019 18:36:49 -0500; Speaking of shielded cables I wanted to share something I have encountered on more then one occasion when I worked in the aerospace industry. We had an issue with a product during some specialized ra; /archives//html/RFI/2019-02/msg00087.html (10,366 bytes)
5. Re: [RFI] Bonding to a PC (score: 1): Author: David Huff <dhuff@vermeer.com>; Date: Thu, 28 Feb 2019 23:39:41 +0000; What kind of PC, and what kind of power connection do you have? If this is a Desktop computer it probably has a connector which is grounded. See < https://en.wikipedia.org/wiki/IEC_60320> connector C; /archives//html/RFI/2019-02/msg00088.html (9,225 bytes)
6. Re: [RFI] Bonding to a PC (score: 1): Author: Thomas Mills <tsmills@bellsouth.net>; Date: Thu, 28 Feb 2019 20:22:06 -0500; Thx Gedas, now Im checking cables. Tom JWM Sent from my iPhone _______________________________________________ RFI mailing list RFI@contesting.com http://lists.contesting.com/mailman/listinfo/rfi; /archives//html/RFI/2019-02/msg00089.html (11,299 bytes)
7. Re: [RFI] Bonding to a PC (score: 1): Author: Jim Brown <jim@audiosystemsgroup.com>; Date: Thu, 28 Feb 2019 17:35:47 -0800; There's a lot of science about this that is specific to the suppression of noise at HF and MF that is VERY different from VHF and UHF. A single turn through a suitable ferrite core may be useful at; /archives//html/RFI/2019-02/msg00090.html (11,428 bytes)
8. Re: [RFI] Bonding to a PC (score: 1): Author: Jim Brown <jim@audiosystemsgroup.com>; Date: Thu, 28 Feb 2019 17:44:56 -0800; On 2/28/2019 3:36 PM, Gedas wrote: We had an issue with a product during some specialized radiated tests. Tasked with the investigation I found that the item was using shielded USB cables, as expecte; /archives//html/RFI/2019-02/msg00091.html (8,889 bytes)
9. Re: [RFI] Bonding to a PC (score: 1): Author: Curt Bartholomew via RFI <rfi@contesting.com>; Date: Fri, 1 Mar 2019 19:57:15 +0000; Just a note to thank the many contributors to this reflector. The shielded cables issue is surprising. I forwarded it to several fellow FCC engineers. Thanks also to Jim K9YC for his great tutorials.; /archives//html/RFI/2019-03/msg00000.html (6,261 bytes)
10. Re: [RFI] Bonding to a PC (score: 1): Author: "Roger (K8RI)" <k8ri@rogerhalstead.com>; Date: Fri, 1 Mar 2019 20:27:04 -0500; Bonding to a computer? There have been many a tale of RFI from computers and no few of station RF getting into the computer. A GOOD computer will not generate RFI! HOWEVER there are many big name bra; /archives//html/RFI/2019-03/msg00001.html (10,715 bytes)
11. Re: [RFI] Bonding to a PC (score: 1): Author: Sean Waite <waisean@gmail.com>; Date: Fri, 1 Mar 2019 22:10:56 -0500; That does raise a question. If the chassis of the computer is bonded to the electrical ground as well as the station ground bus, does that increase your chances of ground loops or potential increased; /archives//html/RFI/2019-03/msg00002.html (11,658 bytes)
12. Re: [RFI] Bonding to a PC (score: 1): Author: Jim Brown <jim@audiosystemsgroup.com>; Date: Fri, 1 Mar 2019 21:10:21 -0800; On 3/1/2019 7:10 PM, Sean Waite wrote: That does raise a question. If the chassis of the computer is bonded to the electrical ground as well as the station ground bus, does that increase your chances; /archives//html/RFI/2019-03/msg00003.html (8,251 bytes)
13. Re: [RFI] Bonding to a PC (score: 1): Author: David Eckhardt <davearea51a@gmail.com>; Date: Sat, 2 Mar 2019 19:25:33 +0000; In a class I once taught: 1) Keep inside fields inside (the Faraday cage). 2) Keep outside fields outside (the Faraday cage). The result is that fields generated inside the enclosure stay inside and; /archives//html/RFI/2019-03/msg00004.html (15,494 bytes)
14. Re: [RFI] Bonding to a PC (score: 1): Author: Jim Brown <jim@audiosystemsgroup.com>; Date: Sat, 2 Mar 2019 11:46:07 -0800; Sounds like a great class, Dave. 73, Jim K9YC 1) Keep inside fields inside (the Faraday cage). 2) Keep outside fields outside (the Faraday cage). _______________________________________________ RFI m; /archives//html/RFI/2019-03/msg00005.html (7,636 bytes)
15. Re: [RFI] Bonding to a PC (score: 1): Author: "Roger (K8RI)" <k8ri@rogerhalstead.com>; Date: Sat, 9 Mar 2019 13:39:46 -0500; Typically, IF a computer generates RFI, the three most likely sources are the power supply, network interface connector cards (NIC) and a lack of ground. As Jim Brown said, there is no such thing as; /archives//html/RFI/2019-03/msg00012.html (14,823 bytes)

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