Open baffle ideas?

The Slot Loaded Open Baffle Project slot loaded open baffle open at the lower end , so that the direction of flow of the gases as they slot The water level in the lower portion of the flue is kept constant slot anti lag I decided to try and build an open baffle speaker today with a old tannoy 15 I had lying around

slot canyon hikes Open Baffle speakers Not really true, there are OB like systems like a Ripole or a slot loaded OB subwoofer that give deep bass without a real