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What size sub enclosure do I need?

What size sub enclosure do I need?

A good rule of thumb is to add at least 2 to 3 inches to the size of the subwoofer. For example, a 10-inch sub should have a front panel at least 12 to 13 inches square.

How are subwoofer enclosures calculated?

You simply measure the height, width and depth (in inches), multiply them together and then divide that number by 1728. If the box has internal measurements of 6″ high*18″ wide*12″ deep then the volume of the box is 1296/1728=. 75 ft^3.

How big of a box do I need for a 12 sub?

According to the JL Audio website, the recommended volume space for a 12-inch subwoofer is 1.25 cubic feet. For a 10-inch woofer, the volume recommendation is 0.625 cubic feet, and the recommendation for an eight-inch speaker is 0.375 cubic feet.

How big does a 10 subwoofer box need to be?

A good rule of thumb is to add at least 2 to 3 inches to the size of the subwoofer. For example, a 10-inch sub should have a front panel at least 12 to 13 inches square. Size the depth of the box to create the volume you require for your box.

Does a sub box have to be square?

Changing either one will greatly affect sound quality, performance, and durability of the speaker. The vent shape is not as critical as the total area of the vent. It can be round, square, triangle, rectangle, or any other shape as long as the total area is equivalent to what is required for that enclosure.

How is subwoofer port calculated?

The port area is in square inches, meaning it takes height times width to calculate total area. A port 4 inches high by 4 inches wide would calculate as 4 x 4= 16 in2.

Is a ported box louder than sealed?

PORTED / VENTED SUBWOOFER ENCLOSURES These types of enclosures, when built with the properly calculated volume and tuned to the correct frequency for the subwoofer, are generally louder than a sealed enclosure. They allow subwoofers to reproduce the lower frequencies found most often in Rap and Hip Hop music.

Can 2 subwoofers share airspace?

Assuming both subwoofers are the same and that they both receive the same signal then there really is no difference. If the subwoofers are in a shared enclosure of two cubic feet then they will share the air space between them and each will operate as if it is in a one cubic foot enclosure. That’s a fact.

Does bigger box mean more bass?

A bigger sealed box will give you lower bass than a smaller sealed box but you lose much of the tightness in the bass.

Can a sub box be any shape?

Subwoofer boxes and subwoofer enclosures can be built in any shape, but it is difficult to calculate volume for complex shapes. A subwoofer box has to be very rigid. If building a subwoofer box with Plexiglas, do not use anything less that 1/2 inch thick.

What are the different types of subwoofer enclosures?

This page allow you to compare the different types of subwoofer box enclosures for a particular driver. The types include sealed, ported and bandpass enclosures. Some of the comparison parameters include box volume, frequency curve, -3 decibel point and box resonance frequency.

What does gross volume on speaker enclosure mean?

When there is an error message, disregard all of the output calculations. ‘Gross’ volume is the internal volume of the enclosure before the port volume is subtracted. If you’re using external dimensions and you set the wood thickness to something other than ‘0’, the wood thickness will be subtracted.

How to calculate the interior volume of a subwoofer?

To calculate interior volume, first convert all fractions to decimals (½ = .5) before entering the width, height, depth, or diameter, and thickness into any of our speaker box calculators below. For additional subwoofer wiring options, please see our Subwoofer Wiring Wizard.

How big of an enclosure do I need for a speaker?

If your speaker needs an enclosure that’s 1.5 cubic feet ported at 35Hz, the ‘net’ volume must be 1.5 cubic feet for proper operation. This is for PORTED enclosures. If the above dimensions are OUTSIDE dimensions, enter the thickness of the wood below.

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Ruth Doyle