Recent content by HendersonD

  1. H

    Big dip at 120Hz, reason why?

    I am thinking this is Speaker Boundary Interface Response (SBIR) cause by the drywall ceiling in the room which is at a height of 6'11". Having Audyssey set the crossovers a bit high seems OK as long as the sub can handle the frequencies up to 120Hz for left and right, 150Hz for surrounds, and...
  2. H

    Big dip at 120Hz, reason why?

    I have a dedicated home theater that is 18'1" x 13'8" x 6'11" for about 1,700 cubic feet of space. The room is well treated on all walls with a carpeted floor. Purchased new components: Seven RSL CG25s for the base layer, all in the vertical position. They are rated at 53-35,000 Hz ± 3dB Four...
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