building

i just got two new subs in the mail today and im going to build a custom box. i need to have a 3.6 cubic volume inside the box to get the maximum recommended size. what i would like to know is how do i calculate out the subwoofer and port inside the box to reach my goal of 3.6 inches. i tried...

Hi fellas I have finally gotten the Ok to purchase my equipment. I have always wanted to do a all Alpine build. This is not my first install but it is most extensive install that I have done all at once. I would like SQ, but at the same time I like loud. I am going to put 180^3 ft of RAAMat in...

Well - let me email you what I'm thinking to do and hear your opinion Planing to use Alpine IVA-505 headunit with Bluetoth phone, ipod and nav, XM and rear video camera integration Will have it goint opticaly out in to Orion DEQ-30 EQ opticaly out to 2 Alpine H400 crossovers to feed my 3 way...