Posted June 3, 201015 yr Okay so the Fi Q15 recommends a Ported box: 2.8-4 cuft @ 28-33Hz.... Using the Measurements below will i successfully build a box 4FT^3 tuned to 33Hz ?Or is the Websire giving me False Info ?Website used is Subwoofer Enclosure Calculators, Fraction to Decimal, Parallel, Series, Port Length and Volume Calculators
June 6, 201015 yr The volume calculator is giving you a gross volume, which you can't use when calculating the tuning. Your port is going to take up volume and change the net volume and tuning frequency. Port area is also on the small side.