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Message

Re: Power Supply Location & Cooling

2001-12-01 by phaneber@one.net

Thanks for the help Paul.  I'm okay on the size of the Power One, I 
have the 5 Amp version.  I had estimated the draw at about 3.5 Amps.  
I still may put the supply in its own box on the floor, perhaps with a 
fan.  The standoffs are a good idea, I hadn't thought of that.  I may 
use a fan rather than expose the heat sink.  In the synth cabinet each 
row is isolated from the other, each row is tilted differently similar 
to Stooge Moe's cabinets.  The "shelves" dividing the rows support the 
 modules which are mounted using Stooge Larry's rails.  The shelves 
are about three inches deeper than the modules.  I have cut holes in 
the back of each row with a hole saw to allow the heat to flow upward 
along the back of the cabinet.  My idea with fans was to put one in 
the lower left back side drawing in and one in the upper tight back 
blowing out.  With the holes in each row properly sized there should 
be a positive flow upward throughout the back of the cabinet.  
Alternatively, without the fans, I could hole saw some holes in the 
bottom and top rear of the cabinet allowing convection to provide the 
cooling flow.
I will certainly follow the suggestions on supply distribution.  I 
have some of the prescribed barrier strips laying around, and 14 
stranded was exactly what I had in mind.
Maybe I'll do it differently when I run out of space and have to 
expand. (Hah!)  Mitchell eat your heart out!
Paul Haneberg

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