View Full Version : calculation help????????
04-30-2009, 09:51 AM
these dimensions are supposed to give 4.5ft^3 @ 33Hz, can someone please explain to me how to arrive at this from the following dimensions
04-30-2009, 11:57 AM
04-30-2009, 12:02 PM
how long is the port?
04-30-2009, 12:03 PM
who designed that? and how wide is the port?
04-30-2009, 12:04 PM
port would obviously be 17"
04-30-2009, 12:05 PM
i come up with a box thats 4.196 ft^3 @ 33 hz....not 4.5
04-30-2009, 12:25 PM
are those external or internal????
04-30-2009, 12:26 PM
if tis the free box designes they are mostly all calculated wrong im not sure why they are stickied for the forum they arent right
Learn how to do it yourself :fyi:
04-30-2009, 12:34 PM
yea buck...learn how to do it urself and not get PWK to design ur box....jk :D
04-30-2009, 09:35 PM
those are external dimensions, and a guy did that for me on another forum, i know how to calculate the volume of a sealed box just not sure about port and how it affects the volume
the two side pieces, the front, and back pieces sit in between the top and bottom piece