The numbers on the colored background on the drops are what each port put out in dB. I'm sure there is a main amplifier somewhere in the system (big silver box with multiple cables). The need for attenuation is not required in this case.

Last edited by Mercenary Roadie; 08/04/14 08:32 PM.

Patrick T. Caezza
Santa Paula, CA 93060
C-7 - Low Voltage System Contractor - Lic# 992448