Search String: Display: Description: Sort:

Results:

References: [ +subject:/^(?:^\s*(re|sv|fwd|fw)[\[\]\d]*[:>-]+\s*)*\[RFI\]\s+USB\s+Cable\s+Shield\s+Resistance\s+was\:\s+Re\:\s+\[N1MM\+\]\s+open\s+question\s+about\s+RFI\s+\&\s+USB\s*$/: 12 ]

Total 12 documents matching your query.

1. [RFI] USB Cable Shield Resistance was: Re: [N1MM+] open question about RFI & USB (score: 1)
Author: Pete Smith N4ZR <pete.n4zr@gmail.com>
Date: Tue, 16 Jan 2024 09:32:01 -0500
Interestingly, I just tested the shielding on a USB A to USB C cable I have, which looked like it should be fine, with a transparent jacket over woven shielding and a big ferrite bead - about 1 meter
/archives//html/RFI/2024-01/msg00004.html (9,400 bytes)

2. Re: [RFI] USB Cable Shield Resistance was: Re: [N1MM+] open question about RFI & USB (score: 1)
Author: "Jeff \(W4DD\)" <w4dd09@gmail.com>
Date: Tue, 16 Jan 2024 10:22:21 -0500
Pete, just another data point based on my experience with shielded Ethernet cables. Excerpt from one of my PPT's follows. I found the shield connections to be intermittent. Do Not Use Shielded Ethern
/archives//html/RFI/2024-01/msg00005.html (10,895 bytes)

3. Re: [RFI] USB Cable Shield Resistance was: Re: [N1MM+] open question about RFI & USB (score: 1)
Author: Pete Smith N4ZR <pete.n4zr@gmail.com>
Date: Tue, 16 Jan 2024 11:40:43 -0500
Oh Joy - another thing to check.  I'm using a plain Ethernet Cat 5 patch cable from my amp to my computer.  Judging by how floppy it is, I suspect no shielding at all - but a question - if there were
/archives//html/RFI/2024-01/msg00006.html (11,664 bytes)

4. Re: [RFI] USB Cable Shield Resistance was: Re: [N1MM+] open question about RFI & USB (score: 1)
Author: "Jeff (W4DD)" <w4dd09@gmail.com>
Date: Tue, 16 Jan 2024 12:04:07 -0500
No pin is needed. There is a metal shell around the RJ45. _______________________________________________ RFI mailing list RFI@contesting.com http://lists.contesting.com/mailman/listinfo/rfi
/archives//html/RFI/2024-01/msg00007.html (13,491 bytes)

5. Re: [RFI] USB Cable Shield Resistance was: Re: [N1MM+] open question about RFI & USB (score: 1)
Author: K9MA <k9ma@sdellington.us>
Date: Tue, 16 Jan 2024 13:11:28 -0600
For what it's worth, I wired my whole house with unshielded CAT 6 cable, before the shielded stuff and connectors were available. While I do have a bunch of ferrite on the cables at the router, etc.,
/archives//html/RFI/2024-01/msg00008.html (8,553 bytes)

6. Re: [RFI] USB Cable Shield Resistance was: Re: [N1MM+] open question about RFI & USB (score: 1)
Author: <charlie@thegallos.com>
Date: Tue, 16 Jan 2024 14:56:41 -0500
The sheilding on Cat-6A is more about the lan signal not getting interfered with vs not interfering with stuff --Original Message-- From: RFI <rfi-bounces+charlie=thegallos.com@contesting.com> On Beh
/archives//html/RFI/2024-01/msg00009.html (10,125 bytes)

7. Re: [RFI] USB Cable Shield Resistance was: Re: [N1MM+] open question about RFI & USB (score: 1)
Author: Jim Brown <jim@audiosystemsgroup.com>
Date: Tue, 16 Jan 2024 12:07:41 -0800
There are birdies around 14030, 21030, the low end of 10M CW and 6M that come from wired Ethernet. We hear our own plus those of our neighbors. They're free-running, so we hear multiples. These are w
/archives//html/RFI/2024-01/msg00010.html (10,066 bytes)

8. Re: [RFI] USB Cable Shield Resistance was: Re: [N1MM+] open question about RFI & USB (score: 1)
Author: Pete Smith N4ZR <pete.n4zr@gmail.com>
Date: Tue, 16 Jan 2024 15:34:04 -0500
Not on mine, Jeff - all plastic. 73, Pete N4ZR Oh Joy - another thing to check.  I'm using a plain Ethernet Cat 5 patch cable from my amp to my computer.  Judging by how floppy it is, I suspect no sh
/archives//html/RFI/2024-01/msg00011.html (14,605 bytes)

9. Re: [RFI] USB Cable Shield Resistance was: Re: [N1MM+] open question about RFI & USB (score: 1)
Author: Clay Autery <KY5G@montac.com>
Date: Tue, 16 Jan 2024 16:36:02 -0600
IME, range from "not measurable with commonly available equipment/technique to < 1 Ohm @ 5vdc nom. Clay E. Autery, Jr. KY5G On 1/16/2024 8:32 AM, Pete Smith N4ZR wrote: Interestingly, I just tested t
/archives//html/RFI/2024-01/msg00012.html (11,496 bytes)

10. Re: [RFI] USB Cable Shield Resistance was: Re: [N1MM+] open question about RFI & USB (score: 1)
Author: Jim Brown <jim@audiosystemsgroup.com>
Date: Tue, 16 Jan 2024 14:58:05 -0800
My 40 year old Fluke 8060A will get down below 0.1 Ohms. The issue is not shield resistance, but rather 1) whether it is a shield or a wire, 2) the quality of the shield, and 3) where it is connected
/archives//html/RFI/2024-01/msg00013.html (9,265 bytes)

11. Re: [RFI] USB Cable Shield Resistance was: Re: [N1MM+] open question about RFI & USB (score: 1)
Author: Frank W3LPL <donovanf@starpower.net>
Date: Tue, 16 Jan 2024 19:19:23 -0500 (EST)
This is an excellent and very readable cable and connector EMC reference www.emcstandards.co.uk/files/part_2_text_and_graphics_21_may_09.pdf It covers many of the most important cable and connector E
/archives//html/RFI/2024-01/msg00014.html (11,242 bytes)

12. Re: [RFI] USB Cable Shield Resistance was: Re: [N1MM+] open question about RFI & USB (score: 1)
Author: Clay Autery <ky5g@montac.com>
Date: Tue, 16 Jan 2024 18:50:32 -0600
Yes sir.  You, me, & a small minority have Fluke instruments and/or better, VNAs, etc.  <smile> Yes sir, I know that resistance is not really the issue.  I was just answering the question only and tr
/archives//html/RFI/2024-01/msg00015.html (10,188 bytes)


This search system is powered by Namazu