Passive mixer

[Guest]

Hello,
i want to use a passive mixer as volume control to pass separate outputs to the inputs of separate bass and guitar amps. Then pass the vocal input to the house pa. Not really mixing but centrally balancing multiple amps. will it work? what mixer do i need?

 

[rexter]

You might be looking for something like the summing mixer?

http://www.vintageking.com/Neve-8816-Summing-Mixer