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Message: <blockquote data-quote="envengineer" data-source="post: 2948774" data-attributes="member: 571710">You are making the assumption that it is making 4000 watts on daily music.  At 75% efficiency with 300 amps @ 14.4 you would be looking at around 3240 watts.  It would have to be 92.6% efficient to make 4kw at 300 amps input current.  Class D amps typically don't attain that level of efficiency at low impedance loads.If this amp is 92.6 efficient at 1 ohm, then I want one.</blockquote>

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