9 Mar, 16:32

Trapezoid box with a labyrinth port

Hello, So, I'm playing with a the design of a new enclouse. But I'm having a issue with the options. I want a one-side trapezoid rectangle box with a labyrinth port. Being the angle side at the back and the port at the front. The problem is that the "walls


4 Mar, 18:00

How do you design downfiring boxes?

I’m trying to design a one sided trapezoid box that is downfiring to look more stealth. But I can’t seem to figure out how to get the sides to come down and create feet. This way the cuts would also include this element. 


27 Dec 2019, 20:24

This design is correct? (6th order bandpass)

Hi. I have built a vented enclosure what performs good in real for this speaker below using SBL and stock parameters from the database - using the WEB designer. My project(s) is (are) shared too on the speaker's site (in database): I want to design for it


27 Dec 2019, 00:50

Box volume

With regards to box volume should the number I enter include the port volume as well?


25 Dec 2019, 12:02

¼ wave enclosure???

Has anyone figured out how to fudge the box parameters to obtain a reasonably close simulation of a ¼ wave enclosure? Any Tline at all???? Or does anyone know of a resource where I can access a program on the web or mobile application. I do not have a comp


24 Nov 2019, 20:41

Which power value of the actual speaker is the best for the simulation and design ported boxes?

I have simulated 4 ported boxes using different power values (Pe) for a DD 506 D2 redline woofer. My rule for the boxes is to not overpass Xmax at 30 Hz and higher frequencies. On DD's website there are 3 power values for the 500 series woofers, for RMS po


21 Nov 2019, 13:36

Cone displacement in Speaker box lite app

Is anyone having trouble out of the cone displacement graphs? I haven't had any problems until today. I modeled a new driver in the app and there is no way the excursion graphs are correct. Every single one are basically showing the driver self destructing


15 Nov 2019, 20:18

Which enclosure is better for an DD210 S4 speaker?

I have an old subwoofer whit a blown out 10 inch speaker - enclosure is ported. I will put in a DD210 S4 speaker because I have an 300 Watts RMS amp for 4 Ohms. I designed a box with same volume and same port size just because I want to know how it will pe


15 Nov 2019, 20:04

T-Line Design rules

Can anybody give a quick run-down on the rules that apply to a T-Line enclosure. The port size in relation to the sub size etc. Minimum port length for 10", 12", 15" subs. Sub up port back work the best.


29 Sep 2019, 22:50

I need help makeing a box for a audiopipe TXX-BDC4-6 6.5 subwoofer what should I do.

How big should I make the box and I wannted to make it vented and to go as low as 35 or 40 hz


6 Sep 2019, 10:17

Xmax and Xmech

If I want to design a ported or a 6th order bandpass box for a speaker, the Xmax is exceeded. If I design a 6th order bandpass where the Xmax is not exceeded, the box is not buildable (rear chamber is tuned too high and the port have unreal dimensions, or


13 Aug 2019, 06:03

Outside or inside measurements

Hi. want to ask when i add my numbers for the box is that inside or outside ? looking at rockfords calculator 34cm X 98cm X 25cm gives me 61,41 Liters 18mm MDF will i use. when i put in 980mm with. 340mm hight then i gives me 248mm depth Total Volume: 82,4


12 Aug 2019, 20:04

Need a box for my 2 DD Redline 712's

Hi! i have never done a serious box before. Got 2 new DD redlines 712's and i want to do it the right way for once but i suck at it. Can someone help me put togheter a box? I have done some measurements and i can do max W=940 and H=500 and my material is 2


30 Jul 2019, 20:35

Port Location

Any way you can locate the port in the rear center?


6 May 2019, 14:01

Please add a quick-start guide for vented 18" subs

I am building a 18" sub vented or exponential horn design, but I cannot get the speaker box creator to work correctly. I am getting very weird dimensions and very long boxes. The speaker I am using is a Monacor / Celestion: