When Abba toured, in 1977, Jands supplied the sound, lighting and a custom built hydraulic stage that was used to raise and lower a 17 piece Australian orchestra who provided backing for several songs including “Dancing Queen”
In a radio interview, after the Melbourne concert, reporter Don McLean said
“…a big speaker bank either side of [...]

Rod Stewart toured Australia, for the first time, in early 1977. His Sydney concert set a new attendance record of 32,000 at the RAS Showground.
Sound System
Jands 24 / 16 / 2 mixer
Effects
27 band stereo graphic eq
2 x DBX 160 limiters
2 x Jands. 4.way crossovers
Amplifiers
8 x Amp racks with 3
Crown DC300A or
Phase Linear 700B or
Jands J600S

Speaker [...]