View Full Version : need a little help

09-20-2007, 11:25 AM
ok so i have a aqhd315 and a box that is 18in wide 18 in tall and 34 in deep it is a up firing enclosure. it was the first one i biult and the port is 14in long and 2 in wide. i know not big enough.so my qyestions are one can i just redo the top,and two how big should the port be to be 40hz?