Silver Compressor is a simplified version of the Compressor plug-in. See Use Compressor.
Gain Reduction meter: Show the amount of compression in real time.
Threshold slider and field: Set the threshold level. Signals that exceed the threshold are reduced in level.
Attack knob and field: Set the time it takes for Silver Compressor to react when the signal exceeds the threshold.
Release knob and field: Set the time it takes for Silver Compressor to stop reducing the signal, after the signal falls below the threshold.
Ratio slider and field: Set the ratio by which the signal is reduced, when it exceeds the threshold.