coolhandjjl wrote:I am planing on a ST35 kit build with no cage/cover. Gotta see the tubes! The creative designs I see here are second to none! Can the amp be placed into a open backed cabinet or shelf with a few inches of clearance over the top, or does it need to be on the top of the cabinet?
separks wrote:It was a real tube killer and cap melter.
nyazzip wrote:i put a 12v computer fan(and run it at 3-4v) plus aluminum heat sink on top of my power transformer, and it went from "untouchable" to about 110F. i used it in a cabinet with a closed back/ open front for awhile this summer and it was still fine...just a PITA reaching in there over hot tubes and groping in the dark for the power switch.
depending on the way you hook up the fan, you can have it suck heat off of the amp, or wash air over it....either way, cooler transformer=cooler PCB and stuffings
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