The dbx 560A Compressor/Limiter offers legendary VCA-based compression in the increasingly popular 500 Series format. dbx has a much-heralded history with modular processors dating back to our 900 Series and the 560A continues that tradition. - OverEasy® or classic hard knee compression with dbx's ultra-musical program dependent attack and release times - Compression ratio variable from 1:1 through infinity:1 to -1:1 - Precise RMS gain reduction and input/output meter displays with calibration control for different operating levels - True RMS level detection - Exclusive Infinity+ compression using negative ratios