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Originally Posted by Kiwiburger Think about wavelength. Picture a bass sinewave. Where is the air at minimum velocity (zero crossing)? At the wall. Where is it at maxium velocity? At 1/4 wavelength. (Half wavelength would be another zero crossing). Absorbants work by turning air molecules velocity into heat. Put it where the air is moving fastest. |
Not to get too technical, but to clarify, a sine wave is at maximum velocity and it's 0 crossing, and minimum velocity at 1/4 wavelength, not the other way around.