Members madgt Posted December 12, 2008 Members Share Posted December 12, 2008 l have an 18" speaker and want to build a cabinet for it. how a big a box do l need for it to have a nice sound? there is a paper which has thiele-small parameters? thanks..george Link to comment Share on other sites More sharing options...
Members burdizzos Posted December 12, 2008 Members Share Posted December 12, 2008 Which 18" speaker? What will you be using it for? Link to comment Share on other sites More sharing options...
Members burdizzos Posted December 12, 2008 Members Share Posted December 12, 2008 Oh, and Speaker Building FAQ. Link to comment Share on other sites More sharing options...
Members madgt Posted December 13, 2008 Author Members Share Posted December 13, 2008 its an eminence kappa-18A, 400w l will be useing a 300w bass head with it Link to comment Share on other sites More sharing options...
Members burdizzos Posted December 13, 2008 Members Share Posted December 13, 2008 Assuming 3/4" plywood for construction: W-24"H-30"D-18" Two 4" diameter ports 9" long. This will give a reasonably flat response with a -3 dB point of 42 Hz and a -6 of 35 Hz. Link to comment Share on other sites More sharing options...
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