For the Airence connect the Sub or Aux send of the Airence Main to the “to Cleanfeed” output of the Hybrid-1.
Connect the to Mic input of the Hybrid to a Mic input at a desired Channel of the Airence Main or Airence Extender.
Set the Sub or Aux send of all the other channels to “On” and the channel where you connected the Hybrid-1 at to “Off”.