30 Years of the Digest ... founded August 21, 1981
The Telecom Digest for September 12, 2011
====== 30 years of TELECOM Digest -- Founded August 21, 1981 ======
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Date: Sun, 11 Sep 2011 18:55:08 -0400 From: danny burstein <firstname.lastname@example.org> To: email@example.com. Subject: AT&T advert from 1970s re: World Trace Center Message-ID: <Pine.NEB.firstname.lastname@example.org> Video advertisement discussing the telephone equipment that was needed before the buildings could work.... http://laughingsquid.com/1976-film-about-att-switching-system-at-world-trade-center/ - in the website's discussion, they comment that "None of AT&T's employees were hurt in the attacks." That's kind of true, but some Verizon personnel were killed. _____________________________________________________ Knowledge may be power, but communications is the key email@example.com [to foil spammers, my address has been double rot-13 encoded]
Date: Sun, 11 Sep 2011 01:01:46 +0000 (UTC) From: danny burstein <firstname.lastname@example.org> To: email@example.com. Subject: Re: Fuse Panel Recommendation Message-ID: <firstname.lastname@example.org> On 2011-09-09 02:47, W wrote: > Can someone recommend a -48V DC fuse panel for a telecom rack that would > meet two requirements: > > - let us manually configure the fuse or circuit breaker for each piece of > equipment, up to 30A per box (most equipment would be at or under 20A) > > - show a spot reading of the total amps in current use across all devices > that go through the fuse panel that are currently powered on If you're up to doing a bit of the wiring yourself, a standard automotive fusebox could work. The one in my car is about 5 inches by 5 inches by a foot long, and has slots for a dozen or so large fuses (not sure of the general name, but they're about an inch long with two big prongs sticking out) ranging from 5 to 40 or 50 amps. (This box also has a dozen other physically smaller fuse slots). You'd have to wire in a meter yourself... -- _____________________________________________________ Knowledge may be power, but communications is the key email@example.com [to foil spammers, my address has been double rot-13 encoded]
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