27 Jul, 08:03

Attention!!! The future of the service

Some musing about the future of the service(Too much text but should read if you like the service): I've been developing the service for about 3 years, I've done many features: we have 3 clients(iOS, Android, WEB) and backend to connect it all. The project


Yesterday, 00:11

3 txxbcd4 12

I am not by any means of a box builder it's a lost cause flat out need help building a 3 txxbcd4 12.i can do everything else except building a box This box is to big for the txxbcd4 12 barely got all the screws in


24 Jul, 03:54

Speakerboxlite prediction doesn't match REW measurements at all

So I designed a subwoofer in SBL, basically a 325mm cube with an Dayton Audio Ultimax UM10-22. The graph in SBL shows 40Hz at -3.8dB and 30Hz at -6.2dB. Now I built it with a Monacor SAM-300D and measured it with my UMIK-1 and REW, and it measures 40Hz at


24 Jul, 03:50

Subwoofer box for audiopipe txx-bdc4-6

I was wondering if someone could make me a band pass subwoofer box for my subwoofer one chamber 65hz and the othere 45 hz or the best you can get 


22 Jul, 21:47


Okay im experienced box builder, but totally stumped on this one. Just happens to be my personal set up. I own 2 dd2512c and I am wanting max flat response. And it's recommending a sealed enclosed which the manufacturer does not at all. Vented 2.5 I have l


17 Jul, 05:08

Box design

I'm needing help building a box for a sundown sa 8v 1.5 (after my sa 8v2 d2 passed away) and I'm having a hard time getting the box tuning right. Tried using the calculator here but dont know how to view the plans/ cut documents. Any help is appreciated pl


10 Jul, 01:40

Box Template

I can't see the templates in the Choose Box/Sub Wizard. There are boxes there to select but no preview of type of template being selected. Anybody else having this problem?


9 Jul, 05:48

Pro version

I am a long time tech and installer, im wanting to purchase the pro version for my on site work that i do, but it will not allow me to do so because i have a android? 


6 Jul, 08:40


I've got 3 SKAR SDR 12s 2 ohm and am looking for ideas on a box for all 3. Putting them in an 03 envoy. Im new to all the numbers but am very handy with tools. Need help, thanks.


5 Jul, 22:56

Ported or sealed

I was wondering if anyone has had any first hand experience with Jl 10 w3v3-2 ? I'm wondering for Sq in an open cab van which would sound better as I am torn. I used to have 2 15 fosgates in my Monte with the seat down the cabin gain was tremendous, but th


27 Jun, 18:09

4th order air velocity Tuning question

I mocked up a 4th order box for 2 subs. When I have separate sealed chambers and shared ported, I get a low port air velocity. Problem happens when I decide to have subs share the sealed section and double the sealed cuft. To compensate. Leaving the shared


15 Jun, 10:46

good box design

i have a peerless xxls 12" 830844 and i need a decent box design for this sub. i am new to this program and i am looking for some good low bass that i can still feel, i maybe asking to much from this sub but thats just what i want. is anyone able to come u


30 May, 19:30

New driver approval

Hello, everyone, I am new, and I am discovering with great pleasure. I've been waiting for approval of a new driver in the database for a week now. Does it usually take this long for approval? Edu


23 May, 09:34


What’s up with the dimensions? I have it set for inches but it’s showing me whole numbers and keeps changing what I put in. I’m trying to Put my Height:12” W:40“ D: 8” and it’s giving me 40 length 2.65 Depth and 8.14 on Height


20 May, 00:26

How to model stuffing?

How can we model stuffing in the box? some programs have a Qa parameter, but I couldn't find that here.  Any help would be appreciated!


17 May, 05:45

speaker element stuck in review

Added a jbl speaker in january. still not reviewed and added. 


16 May, 00:11

Working the app

Very new to this,is there any tutorial around on how to work this app?


12 May, 09:45

Ct sounds EXO 15

I've got a CT Sounds EXO 15". It's like it was never made. Google it and all you get are the 12". Can anyone here help me out with the T/S sheet for the 15. Thanks 


5 May, 06:14

Sub enclosure width

I have a 2004 GMC Sierra 1500 Regular Cab pickup truck. I am running 1 Kicker 43CVT124(COMPVT 12). My box dimensions is 5(L)x14(H) but needing to know a good width that will give me the needed air space for a sealed box. Building with 3/4" mdf.