Solid State Logic SL 4000

The Solid State Logic SL 4000 is a series of large-format analogue mixing consoles designed and manufactured by Solid State Logic (SSL) from 1976 to 2002. 4000 Series consoles were widely adopted by major commercial recording studios in the 1980s.^[1][2] In 2004, the SL 4000 was inducted into the TECnology Hall of Fame, an honor given to "products and innovations that have had an enduring impact on the development of audio technology."^[3]