API “The BOX” Operator’s Manual
6.3 Compressor Controls
The 527 compressor provide a complete set of functions and parameters, including the
unique THRUST
®
side-chain filter.
6.3.1 Compressor Routing Controls
PGM-CHAN (program-channel): Toggles compressor routing between the
program bus and input channels
• The compressor is assigned to the program bus when not engaged
• Assigns the compressor to the selected input channel when engaged
• Illuminates when engaged
IN: Places the compressor in the signal path when engaged
• Silent operation
• Illuminates when engaged
CH 1 - CH 3 (channel 1 – channel 3): Toggles compressor 1 routing
between input channels 1 and 3
• Compressor 1 is routed to input channel 1 when not engaged
• Compressor 1 is routed to input channel 3 when engaged
• Illuminates when engaged
CH 2 - CH 4 (channel 2 – channel 4): Toggles compressor 2 routing
between input channels 2 and 4
• Compressor 2 is routed to input channel 2 when not engaged
• Compressor 2 is routed to input channel 4 when engaged
• Illuminates when engaged
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