: The unit uses an external power supply and lacks a physical on/off switch.
: These modern units are often personally autographed by Tom Oberheim and use high-precision A-440 Hz tuning signals for reliable performance. Expert Performance Insights Based on reviews from Sound on Sound and Audiofanzine tom oberheim sem pro buy
: Some experts at Sound on Sound note that the MIDI/CV capabilities, while functional, are somewhat limited compared to more modern digital-heavy synthesizers. Oberheim SEM (2022 reissue) produced in collaboration with Sequential? : The unit uses an external power supply