Presonus Audio electronic Smart Compressor - Manual (Page 22)

BASIC SETUP & OPERATION
21
Connecting for stereo operation.
3 . 3 B A S I C O P E R A T I N G P R O C E D U R E S
Setting Compression Amount
Your Blue Max was designed with a fixed threshold mode of operation.
This differs from other compressors in the fact that there is no threshold
control. This offers the unique ability to immediately hear the sometimes
subtle differences between presets which each have unique threshold
settings. In setting the compression amount, always begin with the Input
control all the way counter-clockwise (-20dB), and slowly increase the
input until the Gain Reduction meters begin to register the compression
activity. The more you crank up the Input the more compression your
signal will experience. Always pay close attention to the best judge of
your sound, your ear. You should also frequently remove the compression