If using a sealed box you have more leeway here as sealed boxes are not quite as picky as ported boxes for achieving good results. Use a calculator to help you determine your ports and best box volume sizes. High Q is fine if you designed it for a specific reason, but it might mean you have no bass in the 20Hz region also.
#TOP BOX SPEAKER ENCLOSURE DESIGN DRIVER#
You will get a high Q if placing a VAS 4.5 cubic foot driver into a. Pay attention if the figure is listed in cubic feet or cubic liters. We will get more accurate numbers later using the calculators at the bottom of this page. It can give you a general idea of the size of the box. Do not use this number exclusively as to determine the amount of volume you need in the box. This is a good place to start.ĭriver volume: you can get a good idea of the amount of air a driver needs by looking at the VAS numbers. 40 are better suited for ported sub woofer boxes.
#TOP BOX SPEAKER ENCLOSURE DESIGN DRIVERS#
Look for drivers with a high Qts and Qes of between. Here are some helpful tips Sealed subwoofer box: When choosing your speaker driver, first know the type of box you want to place it in. It all depends on what you are trying to achieve. There are times to use a low Q design, as well as times to use a high Q design. There are many different ways to sub design and box building. In either case sometimes you can have multiple options. Or find the driver you want and build the correct box for it. You need to know thy type of box you want to begin with then find a suitable driver to place into it. Not all drivers will work well in all boxes or subwoofer designs. (Exception The JL Audio Fathom and Velodyne DD1812 are both excellent)ĭriver suitability of a sub driver to the box type, sealed, ported, band pass Detail is very important here, and most subwoofer manufacturers just don’t bother to invest the time and materials to building truly remarkable sub. You really need to think big, think heavy, and get rid of any ideas that overbuilding a box and overbuilding a design won’t make a huge difference. I don’t mean to be rude, but most speaker designers don’t have a clue what it takes to design, construct and execute an excellent subwoofer design. It might mean your sub will weigh twice as much as you thought it would.
It also may mean making the outside dimensions larger to keep the internal volume that you need for the driver you choose. This might mean using twice as many braces as you originally planned. Don’t cut corners.īuild the best subwoofer design you can afford. A well-built and braced speaker enclosure design can make a huge improvement over a thin, flimsy, and lightweight speaker box or subwoofer design. Just stick that driver in any old box right? Bad idea… The speaker box is a great way to get maximum performance out of your speaker drivers and subwoofer plans. Many DIY speaker builders think that building a sub is as easy as making a box and sticking a subwoofer driver into a basic box… don’t waste your time.Ĭabinet bracing integral to the best subwoofer design…