Not a designer of the sub, but... Plugging a port will cause higher pressure inside of the cabinet which should cause greater driver excursion (at the expense of losing clarity of the higher frequencies).

Edited... I take that back. Plugging a port would cause the driver to work harder to "work". It's a good question, I'd like to hear the answer.

Last edited by SRoode; 04/29/10 11:23 PM. Reason: I'm a dumb-ass