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Old 18th November 2009   #7
a zombie
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Join Date: Apr 2009
Location: Seattle, WA
Posts: 388

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I guess I've been a little bit too general with my questions. I've finally got Room Eq Wizard up and running and tested my room at a few different points.

This is my response at my listening position


There is some pretty bad comb filtering in the mid range and the bass responce varies by about 30db between 100hz and 150hz. I am using yamaha msp5's so the really low bass doesn't exist which is fine for my style of mixing.

I have very limited space to spare because i record every thing in this room which is about 16x11.5 with 7'7'' ceilings. This includes acoustic drums, some acoustic guitar, electric guitar, vocals and percussion.

I realize that a drum room and a control room are two very different things acoustically, but I have already tracked most of the drums for my album and am more concerned with having a balanced mixing space.

Judging by my response chart it seems like i need some serious trapping in the 60 to 300 hz range and broadband absorption in across the entire frequency range

I only have 2 wall/ceiling corners and that i can do any type of bass trapping on and they could only be 1ft triangles. I can only spare about 4" max on any of the walls so i figure the panel traps on Ethan's site would be the only way to absorb effectively in my problem frequency range.

If figured i would build an even number of high and low bass traps and then add absorption to all reflection points of the monitors (including the back wall) and also on the ceiling above the drums. I am trying to figure out how deep i should make the absorbers because a want to avoid the boxy and dead sound that i have right now

Quote:
2" thick panels made from rigid fiberglass or rockwool are the most common product used to treat reflection points, but 4" panels are a great option when additional bass trapping is desired.
Since my room is small and there is so much stuff in it the only ideal spaces are ones that aren't occupied already, so wouldnt it make sense to do as much broadband absorption wherever possible and not do any specifically HF absorbtion?

Is 2" of 703 spaced out with 2x2's a decent broadband absorber?
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