Modules A-138p/o are used to built a simple performance mixer (instead of an external stand-alone mixer). Module A-138p is the 4-fold input module, A-138o is the output module that can be combined with one or more A-138p.
level controls for Left, Right and Aux
output sockets for Left, Right and Aux (3.5 mm mono sockets)
A-138o requires at least one A-138p (no stand-alone use)
Application example for Aux Send and Aux Return: looping in another module for effects
Application example for Aux Send only: pre-listening in combination with the headphone amplifier