Messages in this thread | | | Date | Fri, 11 Apr 2003 16:39:26 -0400 (EDT) | From | "Richard B. Johnson" <> | Subject | Re: [ANNOUNCE] udev 0.1 release |
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On Fri, 11 Apr 2003, John Bradford wrote:
> > > Every three-connection connector supplies power to two drives. > > > > > > |--------D1 > > > -----|--------D2 ________D3 > > > |______________|_______D4 > > > |_______Continue > > Here's the way I thought of it. > > > > |--x -- 3 > > |--------X----|--x -- 3 > > | |--x -- 3 > > | > > | |--x -- 3 > > -------|--------X----|--x -- 3 > > | |--x -- 3 > > | > > | |--x -- 3 > > |--------X----|--x -- 3 > > |--x -- 3 > > > > I now have 1 + 3 + 9 = 13 splitters, giving me 27 connections, out of 1. > > etc, etc. Same numbers I'd have doing it your way, yours would be 13 > > levels deep instead. > > > > I think I just went for the massively parallel method of hooking > > these up and from there got massively lost. > > Now, assuming a voltage drop of 0.05V across each cable... > > :-) > > John. >
Also the 1 ampere that each of drives take on the 12-volt line that's 4000 amperes for 4000 drives. You need 8 parallel wires of AWG #00 to handle that current.... and you need to get rid of 4,000 * 12 = 48,000 watts of heat ;^
Cheers, Dick Johnson Penguin : Linux version 2.4.20 on an i686 machine (797.90 BogoMips). Why is the government concerned about the lunatic fringe? Think about it.
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