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<blockquote data-quote="MellowHype" data-source="post: 8252210" data-attributes="member: 640052">Mounting Depth: 162mm (6-3/8&#039;&#039;)Mounting Diameter: 275mm (10-13/16&#039;&#039;)Displacement: 0.100ft^3Added Volume: 0.090ft^3In that video it states to aim for 31/30hz to get a target tuning of 32hz after displacement, so im gonna go with that, and aim for as much ft^3 as i can squeeze in and use a similar port to he used in the video.So say im using dual subs and the box ends up 3.0ft^3 with each sub =Displacement: 0.100ft^3Added Volume: 0.090ft^3what would it be after displacement? i dont understand how its worked out or what added volume isFrom what i remember people on here used to recommend 2.0-2.5ft^3 for a single R so i really need to make this box as big as i can squeeze inEdit:this is what i can do @ 37 inches wide<img src="http://i1243.photobucket.com/albums/gg557/MellowHigh/box37_zps3baa46a3.png" alt="" class="fr-fic fr-dii fr-draggable " style="" />When coming up with the 34&quot; wide box i think i realised how much more room i can potentially have but im gonna need to double check this all over tomorow when ive relaxed a bit lol, i just really wanna get this build going.Potentially can have this, but i know for a fact the amps will have to be mounted on the sides of the box<img src="http://i1243.photobucket.com/albums/gg557/MellowHigh/box34_zpsa515078a.png" alt="" class="fr-fic fr-dii fr-draggable " style="" />So a lot more volume than the 37&quot;, im just worried about the&nbsp; port only being 2.5&quot;. However if i bump it to 3&quot; the second wall has to be 18&quot; and thats not gonna fit the in the way like the 1st pic (how either will be with the second wall like that)Thanks for all your help guys i really appreciate it.</blockquote>

[QUOTE="MellowHype, post: 8252210, member: 640052"] Mounting Depth: 162mm (6-3/8'') Mounting Diameter: 275mm (10-13/16'') Displacement: 0.100ft^3 Added Volume: 0.090ft^3 In that video it states to aim for 31/30hz to get a target tuning of 32hz after displacement, so im gonna go with that, and aim for as much ft^3 as i can squeeze in and use a similar port to he used in the video. So say im using dual subs and the box ends up 3.0ft^3 with each sub = Displacement: 0.100ft^3 Added Volume: 0.090ft^3 what would it be after displacement? i dont understand how its worked out or what added volume is From what i remember people on here used to recommend 2.0-2.5ft^3 for a single R so i really need to make this box as big as i can squeeze in Edit: this is what i can do @ 37 inches wide [IMG]http://i1243.photobucket.com/albums/gg557/MellowHigh/box37_zps3baa46a3.png[/IMG] When coming up with the 34" wide box i think i realised how much more room i can potentially have but im gonna need to double check this all over tomorow when ive relaxed a bit lol, i just really wanna get this build going. Potentially can have this, but i know for a fact the amps will have to be mounted on the sides of the box [IMG]http://i1243.photobucket.com/albums/gg557/MellowHigh/box34_zpsa515078a.png[/IMG] So a lot more volume than the 37", im just worried about the port only being 2.5". However if i bump it to 3" the second wall has to be 18" and thats not gonna fit the in the way like the 1st pic (how either will be with the second wall like that) Thanks for all your help guys i really appreciate it. [/QUOTE]

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