It will show you instant results for the given dimensions. Build a ported box sealed box for your low-frequency speaker. In order to calculate the volume of a box multiply the length times the width times the height of the box.
Volume pr 2 h.
This formula will calculate the volume of a sphere given its radius. Substitute numbers into a formula for the volume. It follows that the volume of a capsule can be calculated by combining the volume equations for a sphere and a right circular cylinder. A hw b hl c wl SA 2 a b c V hwl Where h Height of Box l Length of Box w Width of Box SA Total Surface Area of Box V Volume of Box.