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  1. Small vented vs large vented Winisd question

    DIY Subwoofers - General Discussion
    I currently have a 12 cubic foot vented enclosure and now I am switching to two 4.5 cubic foot vented end table subs on each side of the couch. While modeling in Winisd, I am showing the same output and response curve (within one db)if I add an 8db boost at 20hz to the smaller box. I tweaked...
  2. what does transmission line setting do in WinIsd it affects my box response!

    Ported Subwoofer Build Projects
    anyone know what use 'transmission line' model for port simulation setting in advanced in winISD means? i notice i get a way different response with my 3 cu ft single 16x7cm square port 15 in sub box (basically a tl606 design from an old gallien kreuger cab i dont use) with it checked i get 3db...
  3. Help creating driver in WINISD

    Sealed Subwoofer Build Projects
    Hi im trying to create the attached driver in WINISD but havent had luck.. could anyone help me create it for me ..? Xmax and Pe which I would use 25mm for Xmax and 500-1000W for Pe Sealed Box Vb=48l Tks! Daniel
  4. Dual sub winisd question

    DIY Subwoofers - General Discussion
    I plan in building either a dual opposed or push-pull design but am wondering about the power option under the signal tab. Is the number I enter per sub or total for both? Thanks!
  5. RE Audio XXX 18 WinISD data input?

    DIY Subwoofers - General Discussion
    I'm having trouble trying to use this driver data. Take a look at my input data and let me know what I'm doing wrong. Been trying for hours and its frustrating. Please help. Fs- 15.6 Sd- 187.55 Sq. in. Bl- 18.16 Re- 4.2 Qms- 2.82 Xmax- 2.13 in. Pe- 2000 SPL- 86.2 Qts- 0.55 Changed Znom from 6.0...
  6. WinISD Passive Radiator modeling - help plz!

    DIY Subwoofers - General Discussion
    "Long time listener first time caller" :) Hi all, I really hope you guys can point me in the right direction. For some time now I have been modeling various configurations in WinISD and just can't get the feel for all the variables involved with PRs. All kinds of ported models work out just...
  7. WinISD # of drivers and system input

    DIY Subwoofers - General Discussion
    Does the "system input" field adjust for number of drivers? ie: If I put in 2 drivers and have a 500W total amp, should I put in 250 for the value in the system input, or 500? I am comparing 1 15" Dayton vs 2 12" Dayton in a 5cu ported box. When I put 500W in the system input, the 2 12's blow...
  8. 12" Enclosure - WinISD Help.

    DIY Subwoofers - General Discussion
    12" Driver Qes: 0.49 Qms: 4.5 Qts: 0.44 Fs: 26.9 Hz Vas: 58 L Xmax: 23 mm SPL (1W/1m): 87.8 dB spl Power Handling: 800 W Bl: 17.7 Powered by a 500w 8 ohm rack amp. Looking ideally for around 3-5 cuft, ported, tuned reasonably low. (20hz?) I can't seem to get any decent graphs in winisd. If...
  9. WinISD modeling problem.

    DIY Subwoofers - General Discussion
    I've been trying to model the Fi Q 12's recently. But, I find that when I enter the Mms and Cms specs, the driver's resonance frequency comes out to be 10.XXhz, when it says 33.9hz on Fi's website. I changed the Mms to 25.3 grams, and it changes the frequency to 33.92hz, very close to the...
  10. WinISD Pro Help Needed

    DIY Subwoofers - General Discussion
    Guys, I'm about to embark on a sub build and need a little help creating the driver files for the following sub. I plugged in all the info supplied from Parts Express into WinISD Pro and the app is complaining about issues with the "auto-computed" values. Can anyone help me with the missing...
  11. Need help with WinISD Pro Alpha

    DIY Subwoofers - General Discussion
    I downloaded the WinISD software and CSS SDX-15 Driver information from this site. The program tells me I can either pick the driver information from the program database or from my driver list. The SDX-15 is not listed in the program database and I can find no way to access the file containing...
  12. Confirm L26ROY WinISD numbers

    DIY Subwoofers - General Discussion
    Hello Folks, I'm getting ready to do a sub using the Seas L26ROY. However, when I enter my data in WinISD alpha, the Xmax autopopulates as only 14mm, which is half of the linear Xmax, and 1/4 of the max. Can someone take a peek at this attachment and tell me how the numbers look? The only...
  13. Modeling Push/Pull In WinISD

    DIY Subwoofers - General Discussion
    hi how do you model a push pull in winIDS isobarik ? I'm finding my twin 40 liter sealed subs very boomey and over powering. so now im considering a push pull with using one amp my room is small so 380 wrms will be more than enough power any input would be gratefully received cheers andy
  14. PR sub: WinISD or BassBox-Which Should i trust?

    DIY Subwoofers - General Discussion
    I recently found a sub that provides me with that desirable for me low FR curve with serious amounts of power :ponder: and all that promised with small enclosure. The elemental designs eD 13Av.2 :bigsmile::T. Happy i finally got it. And couldnt help but modeled it with BassBox right away. With...
  15. What is Ql, Qi and Qp in WinISD

    DIY Subwoofers - General Discussion
    I noticed that there are some advanced features in Winisd which Ive not noticed before. Can someone explain what these are please as I noticed that on the tempest x2 application notes these features have been changed with different sub specs. cheers Graham
  16. Learning WinISD help TC-2000

    DIY Subwoofers - General Discussion
    I am learning to use the WinISD pro and putting in all the parameters for my 15" TC-2000 but having problem figuring out a couple things. I can't find info on the following: Le= mH fLe= hz Xlim= in Hc= in Hg= in Pe= in KLe= VCd= in Dvol= in^3 I have all the rest...
  17. WinISD User Driver Database problem

    DIY Subwoofers - General Discussion
    Hi, i have a problem with WinISD Alpha. I'm pretty sure there should be a drop down menu for the user drivers i create but there isn't. Does anyone know whats going on cos the software is useless to me unless i can put in my own drivers... Thanks for any help, Purp
  18. First attempt at building sub, using Winisd

    DIY Subwoofers - General Discussion
    Bare with me here. I have been reading all I can with regards to a DIY HT sub. I downloaded the Winisd beta and pro versions and have entered the parameters. The beta is easier to understand (a ton less info to digest) than the pro for me. Is it as simple as building the enclosure as recommended...
  19. WinISD Questions

    DIY Subwoofers - General Discussion
    I'm working on my first DIY sub project and I'm having issues figuring out WinISD. It seems fairly straitforward and I have read the included guide and one on Hometheatershack. I'm modeling an LLT design using a 15" driver. I'm looking at a volume of around 14-16ft^3 with a slot port of...
  20. WinISD Pro problem

    DIY Subwoofers - General Discussion
    I don't think it's the program itself but every time I try and close it down I get an error saying acess violation at address and I can't close the window. Anyone run into a problem like this?When it ask during the setup wizard process were to put into a manage group file,were do you guys put it?
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