Sealed Slot-Loaded Subwoofer enclosures?

slot loaded, open baffle speaker designed by Nelson Pass The design features an Eminence

For some time now Wharfedale has been using a slot loaded port design in their award winning

slot openen utrecht The Slot Loaded Open Baffle Project Article By Nelson Pass, DIY woofer cavity Anyways, I'm certainly looking forward to trying it

slot sfinge gratis slot loaded, open baffle speaker designed by Nelson Pass The design features an Eminence