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Why is the port speed different between simple and complex computation models with the same project? Under simple it calculates over 50 m/s at 17 hz (box tuned to 20hz using 200w rms) but under complex it calculates only 15 m/s. Curious of the explanation

Worst box app I've had to pay for, 

I've been building speakers for many years. I like the fact that this is a web based solution with quite an extensive database but I am finding a discrepancy between my other tools and this tool when it comes to using multiple drivers. When I go from one d

Needing a design for under seat in 1999 Ford F-150 extended cab it’s goin to house 4 6.5 skar evl d4 

Can’t get the volume & tuning calculator on any of the DC audio database speakers to work, just goes blank when I enter volume & fb. 

Why does the graph change like this between simple and complex computation model i tried the same calculation in winisd and it seems to be closer to the simple version.  Red=complex Green=simple

Why can't it just work you know some issues with this ..no 3d or drawings 

Hi, not looking to be a pain but just confirming that I have done it correctly. I have two open requests to have two subwoofers added to the data base of speakers not sure if I have done it correctly though but the Savard Speaker is the more important of t

SOMETHING ISWRONG W THIS. IT NO LONGER SHOWS ME MY CREATION IN 3D....8-(

Dear all When i'm modelling an Dayton Audio RSS390HF-4 in speakerboxlite , i doesn't reach the maximal cone displacement. Doing this in WINISD i have allways the problem with the same datas that the cone displacment going out of limits, which is normal wit

no matter what i do when trying to design a subwoofer box i cant get the Fb(Hz) value.. i have tried to refresh page, i have tried to redo the entireox but stil ldoes not work.. There Is Also No Spaces While Typing This Rewiev..

Hi everyone, I would like to know how speakers are approved. I sent 2 new speakers, i need to send others in the future. Sincerely Romain Cahu

Hi guys pe(w) ?  Is this rms or peak wattage? 

I am trying to add an object however the screen doesn’t show an object.

how do i print blueprints from my laptop?