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Message: <blockquote data-quote="SPLaudio" data-source="post: 7878991" data-attributes="member: 607076">catman, that db drive 2000.1 didnt have big fins and when driven .35ohms daily it would get pretty warm. tim waiting on parts still to fix that amp.i talking fins like the linear amps, old rf punch,old soundstream,ads plate amps. a heatsink cant wick the heat away without the fins for cooling. they use the mass from the big alum block. look at all the zenon amps. have a team mate wanting to have a amp line with me and been looking at buildhouses most big class d amps have ***** for cooling.let me ask this question, how many of ur 1500rms plus class D amps have a internal fan? would they need a fan if they used a real heatsink thus increasing the cooling area by 4-8x what they have now,hmmm...</blockquote>

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