tune this for me ! [Archive] - Car Audio Forum

Ali1

01-09-2008, 10:56 PM

I need some1 to assure that I tuned this enclosure right. two different sites are giving me two different answers....here are the dimensions...
box is 30x25x11
port is 9.5x3.25
port length is 15.75

what's it tuned to, assuming 3/4in. thickness? thanks in advance guys

mapolley07

01-09-2008, 10:58 PM

what is the port length?

btdickey99

01-09-2008, 10:59 PM

what is port length?

Ali1

01-10-2008, 12:21 AM

port length is 15.75

port is 9.5x3.25

sry fellas

Ali1

01-10-2008, 10:50 AM

ne1????

btdickey99

01-10-2008, 11:30 AM

I came up with tuning it around 29.5

JimJ

01-10-2008, 11:35 AM

Do it by hand...

btdickey99

01-10-2008, 11:43 AM

i did it all by hand...but like I said I am new to the formula so it may be off

BrianChia

01-10-2008, 11:55 AM

i did it all by hand...but like I said I am new to the formula so it may be off

the formula works the same regardless of experience :D

btdickey99

01-10-2008, 11:58 AM

the formula works the same regardless of experience :D

lol no *****....Just saying if some1 with more experienced maybe wanted to double check:cool:

thegreatestpenn

01-10-2008, 01:37 PM

go here for a double-check: http://www.subwoofertools.com/forum/portlength.htm

Immacomputer

01-10-2008, 01:58 PM

3.32 cubes before sub displacement tuned to 33-34hz is what I found.