Posted by Matts [ 68.165.8.53 ] on January 11, 2009 at 13:01:50:
In Reply to: Three pi subs 92 db ? posted by wayne-o on January 10, 2009 at 23:44:28:
bass reflex designs use energy from the rear of the speaker interacting with the volume of air in the port to give some additional efficiency over sealed box designs
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