Solid State Logic B-DYN 611B 500 Series Aggressive Character Compressor ModuleThe 4000 B Dynamics (B DYN) 500 series module takes the dynamics processor found in the channel strip of the SL 4000 B console and puts it into 500 Series format. Released in 1976, the SL 4000 B was the first commercially available console from Solid State Logic and famously used in The Stone Room at Virgins Townhouse Studio (London), Le Studio (Montreal) and Record Plant (LA). It was responsible for countless iconic records, including Phil Collins In