API Audio 527 Compressor - Manual (Page 2)

Features
• Feed-forward or feed-back compression
• Hard or soft knee compression
• Patented
THRUST® switch for frequency
dependent side chain control
• Continuously variable detented
THRESHOLD control
• Continuously variable detented ATTACK
and RELEASE controls
• Continuously variable detented OUTput
level control
• Continuously variable detented RATIO
control
• 10 segment gain reduction (GR) meter
• Side chain input
• LINK switch for multiple unit
interdependent compression linking (stereo
compression)
• COMP BYPASS switch with hard relay
bypass when in the "Out" position
• Audio circuit uses the 2510 and 2520
discrete op-amps
API 527 Compressor
Page 1