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<blockquote data-quote="Dan Mortensen" data-source="post: 139667" data-attributes="member: 2826">Re: X32 DiscussionHi Woody,There is nothing wrong with running Ethernet cable under a carpet AFAIK, with one caveat: I have been able to disrupt the sync and cause restarts by a combination of pulling and pinching CAT5e cable. Granted that was UTP (unshielded), but there is nothing we&#039;ve figured out to suggest that the shielding or lack of had any effect on what was causing that disruption. We&#039;ve theorized that it was the changing relationship between the four internal twisted pairs on the cable that changed the capacitance between them and caused the disruption. We tried half a dozen different UTP CAT5e (this was at a workshop before Brian Wynn&#039;s findings about needing STP and Ethercons to avoid ESD problems) and all of them were disruptable EXCEPT the one that had a massive longitudinal spacer inside the cable which isolated the pairs from each other.CAT 6 all seems to have some sort of longitudinal spacer, so that&#039;s what I recommend when people ask me and what I use myself.A writeup of that workshop is at <a href="http://www.aes-media.org/sections/pnw/pnwrecaps/2013/jun_cat5/" target="_blank">http://www.aes-media.org/sections/pnw/pnwrecaps/2013/jun_cat5/</a> if you are interested. I feel like I&#039;ve learned enough since then to do another one, but don&#039;t think it&#039;s in the cards for a while.Fake edit: Tim posted a possible corroboration of the idea of disruption from physically compressing the cable before I could post this. Tim, before you rebuild you cable using Proplex can you try it again and stomp on it? We were able at our workshop to cause disruption with stomping, too.Real edit: My point 9B in the workshop summary has been superseded by Brian Wynn&#039;s ESD findings; you MUST HAVE STP WITH ETHERCON to avoid ESD problems with the X32 and with at least some Midas consoles. (All using AES50 protocol.)</blockquote>

[QUOTE="Dan Mortensen, post: 139667, member: 2826"] Re: X32 Discussion Hi Woody, There is nothing wrong with running Ethernet cable under a carpet AFAIK, with one caveat: I have been able to disrupt the sync and cause restarts by a combination of pulling and pinching CAT5e cable. Granted that was UTP (unshielded), but there is nothing we've figured out to suggest that the shielding or lack of had any effect on what was causing that disruption. We've theorized that it was the changing relationship between the four internal twisted pairs on the cable that changed the capacitance between them and caused the disruption. We tried half a dozen different UTP CAT5e (this was at a workshop before Brian Wynn's findings about needing STP and Ethercons to avoid ESD problems) and all of them were disruptable EXCEPT the one that had a massive longitudinal spacer inside the cable which isolated the pairs from each other. CAT 6 all seems to have some sort of longitudinal spacer, so that's what I recommend when people ask me and what I use myself. A writeup of that workshop is at [URL]http://www.aes-media.org/sections/pnw/pnwrecaps/2013/jun_cat5/[/URL] if you are interested. I feel like I've learned enough since then to do another one, but don't think it's in the cards for a while. Fake edit: Tim posted a possible corroboration of the idea of disruption from physically compressing the cable before I could post this. Tim, before you rebuild you cable using Proplex can you try it again and stomp on it? We were able at our workshop to cause disruption with stomping, too. Real edit: My point 9B in the workshop summary has been superseded by Brian Wynn's ESD findings; you MUST HAVE STP WITH ETHERCON to avoid ESD problems with the X32 and with at least some Midas consoles. (All using AES50 protocol.) [/QUOTE]

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