corteznewbie Posted June 23, 2010 Report Share Posted June 23, 2010 i was on planet audio's web site looking at their upper end subs and notice for a ported box should be 1.5 cubic feet and port should be 3" x 8" and said the will equal 31 hz. is that true? Team DBs (Driven By sound) Link to comment Share on other sites More sharing options...
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