Thursday, May 7, 2009

Acoustic baffles



I planned to use a mixture of foam and semi-rigid fiberglass for my absorbers and bass traps. Once the basic room is in place I will evaluate the need for any diffusers.



My corner bass traps are of two types:



1. Foam. 35kg/m^3 if I recall correctly. cut into a triangle column 2.4m high (I have 2 of these).


2. Behind my front wall I have 2 BT's made from materials I had been using in my last HT. Aesthetics is not a concern for these so I did not spend extra on more foam.


  • 2.4m trap made from semi-rigid fiberlgass, and


  • another of similar dimensions made from rockwool (had to wrap this in chicken wire as it is not rigid enough to be free standing).

Both are wraped in dacron.

This is a pic of my absorbers for first reflections. I used an upholstry fabric. I don't think the pic does it justice. It looks very nice in the room. The ceiling panels will have a plain dark colour.

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