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Old 08-15-06, 02:32 PM   #2 (Link)
 
Sir Terrence
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Alias: Sir Terrence
Loc: Oakland
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Since: Jun 2006
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Re: Acoustic Treatment Project


Quote:
jagman wrote: View Post
Well, I've been working on my acoustics lately.

I have bass traps in the corners and along the rear wall. I used 2'x4x'2" 8# mineral wool panels. In the vertical corners the traps go floor to ceiling and are three panels deep. I am in the process of building the bass trap wall behind the seated position. It is a 4'x8' "wall" two panels deep and will be located about 1' in from the rear wall. It's main purpose is to thwart the main low frequency trough associated with cancellation from the rear wall reflection. I also have 2'x4'x2" 3# rigid fiberglass for 1st reflections (all will be one panel deep). There will be 4'x4' absorbers right and left, a 4'x8' ceiling cloud, and three 2'x4' absorbers on the front wall. Last but not least there will be a 1' wide ring of 3# faced 2" rigid fiberglass going 360' around the room at the wall/ceiling junctions.

The corner traps are up and all the wood has been cut for the structural support of everything else. I also have all the fabric I'll need, so it shouldn't be too long before I'm done.
Jagman,
Keep in mind that all acoustical treatment is not absorption. Treating your room is a combination of absorption, diffusion and abbifusion(absorption and diffusion tied together) One of the things I have noticed when people tackle this issue is they tend to think only absorbtion, and not any of the others. Make sure before you add alot of acoustic material to the walls that you measure, measure, measure. Most people tend to overdamp the room when treating it.


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