Quote Originally Posted by THEONE View Post
i need to build a box for a quantum audio Q12D2SPL its a monster lol. the site says 1.50 cubic ft as the dimensions. is this right? it seems really small.where can i find an actual list of the specs needed to build the box?
For the 12", it is 2.0 cuft. Now remember the sub is extremely large, so to end up with 2.0 cuft, the enclosure needs to be around 2.5 cuft...so when you drop the sub in it killing about .5 cuft with the displacement.

Volume - 2.0 cuft
Tuning - 34Hz
Port Diameter - 4"
Port Length - 8"