Korg wavestate Owner's Manual page 72

Modulation Processors
Input
[List of Modulation Sources]
This selects the main input for the Mod Processor.
Main Input Amount
[–100%...+100%]
This controls the gain and polarity of the Input.
Sum Source
[List of Modulation Sources]
This selects the modulation source to merge into the Input.
Sum Source Amount
[–100%...+100%]
This controls the gain and polarity of the Sum Source.
Input = LFO
Sum Source = Env
Output
68