In Reply to: Re: Room Tweak report and other observations posted by jjqiv on April 30, 2003 at 14:34:53:
Yes, vinyl was chosen deliberately.The back wave is what makes a planer speaker different from a cabinet one, and gives it it's special sound. But it has seemed to me that too often people seem like they are trying to kill that back wave, by moving the speaker way into the room, or filling it with traps and all sorts of things.
To my way of thinking, if you don't want the back wave, don't get maggies. You CANNOT kill the back wave from them, once it's produced, it's out there. And one should not be trying to eliminate it anyway. It is an asset that needs to be tamed, not removed.
Fabrics absorb sound too much and we felt that would kill too much of the back wave. The vinyl is soft, and has some give due to the batting, but it is still reflective. What this configuration seems to do is both break up the waves and slow them down slightly.
The former effect removed the echo problems of the square room, and the latter is what is responsible for the widened soundstage I believe. That slight delay gives the impression of a bigger room, and the system certainly plays that way now. I have not heard a room this size have such a nice soundstage, and at times it almost seems to expand beyond the walls.
Fabric might work if it was a tight weave, but I think burlap would be a failure. In any case I don't think you'd get the same bass improvement from fabric over vinyl. This was just a common sense guess on our parts, but the results seem to bear it out. The gains were very real and obvious.
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Follow Ups
- Material choice - Peter Gunn 15:18:39 04/30/03 (0)