im playing 45 hertz but it designed for 35 hertz im not understanding why my tuneing is so off i did the figues online i have an L port design the port length and width as well as height matches to 34 to 35 hertz i wasnt sure if making the upper part of the L port smaller will put me down the 35 or put me higher. i just real could use some help in anyway..my caculations are from the 12 volt.com site im pretty new to this and i bulit my box myself my box is 3.6 cubic feet
from the bottom of the L port to the top is 6.25 inchs high
the over all height is 10.625
4.5 inchs wide
the long part of the l port is 19 inchs
but over all is 25.125
WILL SOMEONE PLEASE HELP ME I HAVE COMP IN 1 WEEK!!!!!!