They are usually easy to measure due to the regularity of the shape. There are 1728 cubic inches in a cubic foot When we multiply three dimensions measured in inches together the answer is in cubic inches. For example using the new measurements that we found in the previous step we would multiply 2 x 3 x 1 and get 6 as our answer.
63000 divided by 1728 cubic inches to cubic ft conversion 3645.
To calculate the port length of a round port enter the diameter of the port D the box volume Vb in cubic feet and the desired tuning frequency Fb. For example using the new measurements that we found in the previous step we would multiply 2 x 3 x 1 and get 6 as our answer. 75600 divided by 1728 cubic inches to cubic ft conversion 4375. This is the formula for calculating volume in cubic feet using area and height of a space.