Ray Posted October 18, 2006 Report Share Posted October 18, 2006 its just what I do. build 3-4 boxes everyday and do your math. sure on big stuff and my own i work everything out. general rule for me I guess. works out fine Quote 2008 California state record holder 157.2 Bassrace2009 California state record holder 157.0 BassraceRollin 50's 158.7db2009 King of Cali Bassrace2009 USACi score 160.5 @ 42hz Link to comment Share on other sites More sharing options...
mystang Posted October 18, 2006 Author Report Share Posted October 18, 2006 Ray, can you explain to a noob the sq. in. deal on a vent? I understand cu. in. for my box. My vent currently is 4" wide x 30" long x 13" deep. Where does the sq. in . figure come from? Quote Link to comment Share on other sites More sharing options...
dmz2711 Posted October 18, 2006 Report Share Posted October 18, 2006 Ray, can you explain to a noob the sq. in. deal on a vent? I understand cu. in. for my box. My vent currently is 4" wide x 30" long x 13" deep. Where does the sq. in . figure come from? sq. inches of a port is the width x height of the port face. In your case your sq. in. would be 120. Quote Nobody makes me bleed my own blood, NOBODY!!! Link to comment Share on other sites More sharing options...
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