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Weird connectors are hard to hack on. You bring up USB but I couldn't think of a worse example. USB got it wrong, it supports so many different things on a sing
by oakwhiz 4y ago
Weird connectors are hard to hack on. You bring up USB but I couldn't think of a worse example. USB got it wrong, it supports so many different things on a single connector that in some situations it can be impossible to determine what will happen when you connect device A to device B with cable C. Now don't get me wrong, it's great for plugging things into your laptop, but the world of cabling is so much bigger than that, and we don't really need to bring in even more BS connectors where they don't belong.
At the end of the day it's someone's job to actually run cable, terminate and test it, and attach equipment to it that people are responsible for. You have to remember that the physical cable plant is infrastructure itself whether it's connected to live equipment or not. There's already a big enough problem with people trying to do things like route display cables through buildings, for example - the workaround that I'm seeing a lot is that people are using specialized signal converters that send HDMI/DisplayPort over a pair of Cat5e/Cat6 cables, just so that structured cabling can use normal cabling/networking supplies (i.e. keystone jacks, patch panels, conduit sizes, testing/tools, etc.) without wasting so much time with planning for projectors/displays ahead of time etc.
RJ45 is for twisted pair cabling. It's not specifically for Ethernet. 802.3cg only uses 1 pair. If you use the center pair then it works for TIA-568A, TIA-568B, or USOC. It's great for experimenting since everyone already has twisted pair patch cables to play with. Barring that, just give me screws that I can put the wires into so I don't need to think about connectors at all.
- pmontra 4y agoI did HDMI over Ethernet at home. It works with a 19 m long Cat 6 cable plus two 3 m patch cables. Beware of bending the cable too much if it must go inside pipes in the walls.