11-25-2003, 06:28 PM
Hi guys, i have two Cvr 12" and i will build my own box. I want more spl than sq. So when somebody tell me that i have to build a 2.5cuft ported box tuned to 38hz i know that 38hz means the size of the port, but how i will know the size of the port? there is a formula for that? plz help me guys, thx.