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RE: damping heatsink fins

I think my system with the mccormack sounds very good. It's just that I've read a number posts about subtle improvements realized after damping heatsink fins, and parts of the chassis, so thought I would give it a try.

While the amp is in a cabinet, there are 1/4" gaps around the door that covers the equipement area and, the back is completely open.

Even after listening for hours, to jazz CDs played at a realistically loud level, the heatsinks are only very slightly warm to the touch.

I don't know if it is an A/AB amp or just AB, or if the bias is such that it transitions from A to AB at a wattage that is below the listening level I like.

At the same listening level in my other system, with the Aragon 8008BB, the heatsinks run very hot...I think of it as an electric space heater... because it is biased to run in class A to, I think, 18 watts before switching to AB. The speakers in that system are very efficient so it probably is not getting into AB territory.


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  • RE: damping heatsink fins - henrylr 12:38:16 02/17/16 (0)

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