And here is what the later version looked like. The Dualux is a dual program design, controlling two separate lines. You could run the AM on one program and the FM on the other. It has nine mixing channels, five microphone, two turntables, one remote and one network. It has 21 input circuits, seven for mic, four TT, five remotes, 1 network and four tape. Response is ± 1.5 db 30-15,000 cycles with distortion 1% or less. Noise -60 db or better. It’s 46.5 inches wide and weighs 205 pounds!
Photo courtesy Bob Mayben from www.bobmayben.com