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Unread 08-28-2006, 10:39 AM   #21
bobkoure
Cooling Savant
 
Join Date: Feb 2003
Location: USA - Boston area
Posts: 798
Default Re: WC, where to start?

IMHO you don't so much need a foam box for a 1048 (or 1046 or HPPS) as a way to isolate pump vibration before it gets transferred to your case and converted to noise by, say, a side cover.
So... think about a foam underpad or vibration isolating mounts. I've made vibration isolating mounts from short sections of soft silicone hose with screws glued on to either end (more trouble than it's worth unless you are going to be transporting the PC, and then the manafactured ones likely will hold up better).

IMHO, if you are using a block that doesn't rely on high(ish) pressure (so a swiftech 6000 or apollo (?) - or even a 5002 if you can get a deal on one of those), you don't need more pump than a 1048, and a 1046 will work fine (a bit quieter/ less vibration than the 1048). There's an expensive DC version of the 1046 called the HPPS (from Innovatek, but made by Eheim) that's a bit quieter than the 1046 and gives temps about like the 1048. I've a w/c PC running one of these pumps in a music studio and the owners are very p[leased with the noise level.
Pay attention to other ways vibration can "escape" your pump - like stiff hoses or the pump leaning against something.)
W/C ing for quiet is fun - and you can still o/c a bit...
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