## 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.

What happens if a subwoofer box is too big?

Remember, there is such a thing as too big. As the size of the enclosure increases, the mechanical limits of the woofer will be easier to reach. If the port becomes too small, it may result in port noise, or allow the woofer to simply unload.

### What does 4th order bandpass mean?

Home / Car Audio / Subwoofer Enclosures / Fourth Order/Bass Reflex and Bandpass. A fourth order enclosure (vented box) is a sealed enclosure with the additon of a port tuned to a specific frequency. The port extends the low frequency response of the basic sealed enclosure usually providing a lower cut-off frequency.

How does the bandpass box calculator work?

Bandpass Box Calculator determines the front and rear chamber enclosure depth using entered width and length values. One of the faces of the enclosure will need to have enough surface area so the speaker and ports (vented and bandpass) can be installed. For example, a 15″ driver will not fit in an area (Width X Length) of 10″ X 10″.

#### How do I design a vented or bandpass enclosure?

When designing a vented or bandpass enclosure note the length of the port. Port length can become too long when using large diameter ports. For example, a 24″ port will not fit into a 10″X10″X10″ box. It will stick out of one of the sides. If this occurs, constrain dimensions.

What is the 4th order bandpass enclosure calculator?

This is a calculator for designing a 4th Order Bandpass Enclosure. The formulas used in the calculator create a design that suggests the most maximally flat response in an anechoic environment based on the number of drivers, the thiele small parameters and the allotted dimensions specified in the userâ€™s input fields.