Subj : Re: Seeking cable management ideas.... To : Chris Green From : bp@www.zefox.net Date : Sun Jun 16 2024 23:49:21 Chris Green wrote: > Grant Taylor wrote: >> On 6/14/24 09:27, bp@www.zefox.net wrote: >> > One approach that sort-of works is to plug two walwarts (one for the >> > Pi, one for the hub) into a single 3-outlet extension cord, then coil >> > the excess wire (both mains and 5-volt) around the cleat- like object >> > which results and hold it in place by a cable tie or split conduit. >> > I've done a couple like this and it's ugly but better than loose >> > wires. One can at least see where each Pi plugs in. >> >> I would be careful -> avoid coiling low voltage with high voltage mains. >> My concern is that you would end up with something akin to a (poor) >> transformer of sorts. Wherein the high voltage mains would couple onto >> the low voltage lines. At a 1:1 ratio, you'd end up with the same high >> voltage on the low voltage secondary side. >> >> I don't know how many loops on a coil would be needed for this to be >> noticeable. >> > Without an iron core of some sort I doubt if there's much risk. > However wiring regulations require that mains carrying cables should > be either 50mm away from low voltage ones or that there should be > 'mechanical separation' between mains and low voltage wiring. (That's > the basics anyway). > I hadn't considered electrical codes 8-) I suspect that very few computer setups in homes observe a 50 mm separation rule, at least here in the US. Still a picky inspector might take issue. Thanks! bob prohaska --- SoupGate-Win32 v1.05 * Origin: Agency HUB, Dunedin - New Zealand | Fido<>Usenet Gateway (3:770/3) .