Recent content by autotech

Please guys how can I use more port area fo more output. It just seemsvlimitedvto me

Ive done a lot of research but its pretty limited on what im looking for. I have a crystal cse 15" in a 4.1 cubic ft box. Its ported I used a port calculator online that told me two 3"x4.5" ports would tune my enclisure to 36 hz. Anyhow my question is.......is this enough port area? Any help is...