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Hagelin’s Acoustic Dynamics Fail

If you think Hagelin’s lesson titles are a mouth-full of B.S., steer clear of the lesson itself. An esteemed — alleged — master of quantum physics, Dr. Hagelin inaccurately expresses the acoustic dynamics of loudspeakers. A loudspeaker, at 1 W/Meter reference, typically harbors a sensitivity in the range of 85db …