skmfkr
5,000+ posts
CarAudio.com Veteran
http://www.bcae1.com/spboxnew2.htm this is what i use makes it easier
put in the external dimensions and the wood thickness, then subtract sub displacement and calculate the port displacement, which is the same as the box LxWxH and add in the wood displacement for the port also
put in the external dimensions and the wood thickness, then subtract sub displacement and calculate the port displacement, which is the same as the box LxWxH and add in the wood displacement for the port also
