Even if the DSP had a digital port, what format would it support and how would that connection be made via a receiver?

Axiom could support direct digital with the Air platform but use cases would be limited.

On a different topic, Craig how many vortex ports are on the back of the actives? The passives have two.

House of the Rising Sone
Out in the mid or far field
Dedicated mid-woofers are over-rated