22  QSC Audio Products LLC 
  Application Engineering Team
Application: Stereo passive mains with two monitor mixes
•  Two 8Ω medium-power single-woofer passive full-range, stereo 
•  Two 8Ω medium-power passive monitors, two mixes
Equipment
Current draw 
120 V / 230 V
Rack 
spaces Total watts Weight
Old paradigm
Two medium-power 
two-channel amps
~8 A / ~4 A 4 1200 ~80 lb
New paradigm
PLD4.2 4.6 A / 2.3A 2 2000 18.5 lb