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<blockquote data-quote="jdc753" data-source="post: 4180478" data-attributes="member: 572078">100% correct lol One thing to remember though, this needs to be your internal dimensions so a perfect cube box meant to have 1 ft^3 of internal volume for a box will actually need to be at least 1&#039;1.5&quot; all around (to account for 3/4&quot; MDF) and then also a bit more volume would be added to account for the speaker displacement. All of this of course would be in a perfect world and not too much of a problem for for the common user (except to remember your looking for internal volume and not external.)Not really sure I understand the second question but I will make an attempt at a response or explaination.Sealed boxes can be larger than a small ported however its not necessary, the volume of the box will affect how the sub will play, as well as the ultimate power handling of the speaker. However it is generally true a sealed box will be smaller than ported. Also majority of ported enclosures have the ports built into the overall dimensions of the box (slot port) The displacement of the port itself is subtracted from the over all internal volume of the box, and thus the box must be made slightly larger to account for this displacement in air volume.Hope this helps some, there is plenty of reading and searching you can do on here to learn more (its what I have been doing for the past while.) As well as many helpful members who really know what they are doing when it comes to designing the perfect speaker box.And on the part of 1 ft^3 seeming kind of small I ran my my 2 Infinity 12&quot; subs in 1.25 ft^3 each (separate chambers) sealed and they sounded great, I would think a 10&quot; kicker in 1 ft^3 would be a nice match.</blockquote>

[QUOTE="jdc753, post: 4180478, member: 572078"] 100% correct lol One thing to remember though, this needs to be your internal dimensions so a perfect cube box meant to have 1 ft^3 of internal volume for a box will actually need to be at least 1'1.5" all around (to account for 3/4" MDF) and then also a bit more volume would be added to account for the speaker displacement. All of this of course would be in a perfect world and not too much of a problem for for the common user (except to remember your looking for internal volume and not external.) Not really sure I understand the second question but I will make an attempt at a response or explaination. Sealed boxes can be larger than a small ported however its not necessary, the volume of the box will affect how the sub will play, as well as the ultimate power handling of the speaker. However it is generally true a sealed box will be smaller than ported. Also majority of ported enclosures have the ports built into the overall dimensions of the box (slot port) The displacement of the port itself is subtracted from the over all internal volume of the box, and thus the box must be made slightly larger to account for this displacement in air volume. Hope this helps some, there is plenty of reading and searching you can do on here to learn more (its what I have been doing for the past while.) As well as many helpful members who really know what they are doing when it comes to designing the perfect speaker box. And on the part of 1 ft^3 seeming kind of small I ran my my 2 Infinity 12" subs in 1.25 ft^3 each (separate chambers) sealed and they sounded great, I would think a 10" kicker in 1 ft^3 would be a nice match. [/QUOTE]

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