Subwoofer Box for 12"

Ø286mm 25.98" 23.22" 13.70" 12.44" 13.70" 12.44" 15.75" 14.49" Top Top Bottom Bottom Rear Front Left Right Rear Front Left Right
Parameter Value
Box External Dimensions
Width x Height x Depth
25.98" x 15.75" x 13.70"
Material Thickness 0.63"
Net Internal Volume 1.94 ft3
Tuning Frequency 36 Hz
Port Area 31.00 inch2
Port Inlet
Width x Height
2.14" x 14.49"
Port Length 26.37"
Detail Size Quantity
Top / Bottom 25.98" x 13.70" 2
Front 23.22" x 14.49" 1
Rear 25.98" x 14.49" 1
Left 12.44" x 14.49" 1
Right 13.07" x 14.49" 1
Port 10.30" x 14.49" 1
Port 12.67" x 14.49" 1

Net internal air space available for your woofers - Vb. It does not include any volume displaced by woofers, dividers and vents

Wood thickness (MDF or plywood)

This is the hole cutout needed to "drop-in" a woofer

This is the depth of the woofer

Volume of Displacement - Vd. If you want to compensate for the volume taken up by the woofer, you can use this parameter

This is the horizontal offset of the woofer relative to center of the box. To move the speaker to the left wall, you must specify a negative value

This is the tuning frequency of the box - Fb. Universal tuning that fits most subwoofers - 36 Hz

This is the inner diameter of each tuning port

This is the length of each tuning vent

All values rounded to nearest hundredths (x.xx)

Non-editable parameters are automatically calculated

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