I got some box plans from a box calculator. It said it was tuned to 31 hz, but when i went to buy the terminal cup they guy at the store told me the design was wrong and it would tune it at a higher hz. Here is the specs can anyone tell me what this will make the frequency tuned at?
Net Volume: 2.25 cubic feet Port Width: 3.75 inches Port Area: 46.875 square inches Port Length: 52.75 inches