MATRIXSYNTH: Mutronics Mutator rackmount filter w MIDI SN MU939M
Softube Mutronics Mutator Voltage Controlled Filter Native Software Plug-in SFT-MUT-1
Softube - Mutronics Mutator is essentially a super sweet stereo analog filter and an envelope follower, based on technology developed for analog synthesis in the 1960s. The Mutator was an instant success