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Mr_T
08-21-2003, 12:53 PM
ok I have a 5^ft box and it is vented to 45hz,
I need to retune this box to 30.

here are the l,w,h of the vent,
13 long,
6.5 wide,
11.25 high.

how long would I have make the length to tune it to 30hz if I kept the H,W the same?