From AED Exhibition
S04
2 x 15 inch - 4 x 8 inch - 3 x 1.5 inch beryllium
5625W
108dB - 1W
Max SPL 146dB
72kg
One of the loudest line arrays built in this era. Extremely high power handling versus weight of the cabinet. 
It was the most sold big line array in the world.
Some productions they were used in: Neil Diamond tour, Monsters of Rock, the Oscars, Bruce Springsteen, Bryan Adams, NFL Super Bowl.

JBL VT4889
From AED Collection
Click thumbnail to enlarge

VT4889
From AED Collection
Click thumbnail to enlarge