Moog Subsequent 37 37-Key Analog SynthesizerThe Subsequent 37 is a (2 note) paraphonic analog synthesizer that builds upon the award winning design of the ultra powerful Sub 37 Tribute Edition. Its control panel is home to 40 knobs and 74 switches, placing a vast array of analog sound design tools and onboard sequencing options immediately at your command. The Moog Subsequent 37 improves upon its source through the implementation of a number of user requested sonic and functional enhancements.