View Full Version : Box help

10-24-2006, 04:05 PM
I have a box that iv alreayd built but im ganna make some changes i want to put in a changble port but i cant figure out how to calculate for the port area and lenght, the box is about 12.5 cubes wiht no port or subs. im looking for a port that will tune to 34 and then a comp port @ bout 47.

10-24-2006, 04:10 PM
i believe you'll need more details like sub displacement .....etc...... but I'm a newb who doesn't know anything beyond that.....sorry

10-24-2006, 04:35 PM
i know that the sub dis is .36 cubes, besides that all i need to calc is the port displacment , but i cant do that til i figure out how big it needs to be compared to the size of the box.