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  1. DIY Speakers and Subs
    Plotted 3 subs with winisd: 12" Dayton Ultimax ported box 20hz tune - yellow 15" Dayton ultimax 4cu ft sealed - red 18" SI HT 4cu ft sealed - purple The 18" has a sharp spike of output from about 30hz on up and if I go with a 6 cu ft box it looks even better. Does this chart look...
  2. DIY Speakers and Subs
     So, I have a goal of building 2 subwoofers for our family room... I listen to a lot of music, so fidelity is important.  We also watch movies, tv, etc... and these will be hooked up to a 7.2 surround system.  I was hoping to do one sealed enclosure for the front of the room (don't have a lot...
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