1 Feb, 17:02


What box to chose for Rockford t212d2, net volume without driver displacement and frequency tuning, i don't know what to chose, i was thinking 2.3 cuft at 31hz


26 Jan, 03:33

Does anyone know how port placement effects the frequency responce of the subwoofer?

I was planing on building a new box for my 2 Kaption audio SRX 12s. The box is around 4.5 cubic feet and the area is around 72, the length is around 30 inches. For now the plan is to have the subs and port on the same side with the port being L shape


12 Jan, 11:03

subwoofer enclosure

hi, i am planning to build a new subwoofer for about 500 rms, can onyone design me a subwoofer enclosure?


8 Jan, 08:41

Best box design

What is the best box design for selenium 18ws 600?


16 Dec 2022, 06:24

Box dimensions

Can anyone figure out the dimensions for a jl 10w7 but wedge ported style?


12 Oct 2022, 21:33

Box Volume,Sound

Help Wizard suggests me to use a closed enclosure but there I get an amount of Fb(Hz) = 70Hz and when I use a vented enclosure then I get around 40 Hz. What would you suggest?  I'm using the DaytonAudio DC160-4


29 Sep 2022, 13:01

Vent port air velocity

What is the best vent air velocity? What is the best sound pressure level?

30 Aug 2022, 12:48

Wtf is PE(w)???

Just curious im doing a box for a jmf custom 12. It was a dc audio sub converted. Im filling all the required fields per dc audio lvl 5 sub specs. And i run into this parameter pe(w) i assume it is freq resp @ 1(w) which is 82 db... idk for certain though


30 Aug 2022, 12:41

How are multiple drivers managed?

When designing multiple drivers in one box some items are not clear: Does the box volume apply (enclose) all drivers or just one? Similarly does the port apply to a box enclosing all or one driver? Does the Max power apply to all or one driver? I want to d


18 Apr 2022, 04:39

4 sundown sa v2 12s in 04 tacoma extended cab sr5

04 tacoma ext sr5 with 4 12 sa v2 in extended cab im going to take everything out of the extended cab all panels and seats i want to build a enclosure that can fit these at the right volume and sound good while slapping hard af and super low


6 Apr 2022, 15:18

No Info

I have two memphis m71212 going in a 2009 altima. Any suggestions on a custom box build? 


21 Mar 2022, 19:48

What box should I build

I have two CT sounds ozone 10 inch dual for home subwoofers that I am building a box for. What type of box would you recommend


18 Mar 2022, 03:04

need help

need help building an enclosure for 2 nemesis hectic v1 and 1 hectic v2    15"  tuned to 30 hz please