: 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
: Offers a second independent control bus for velocity, channel pressure, or controller data to modulate filters and VCOs.
: The unit uses an external power supply and lacks a physical on/off switch. tom oberheim sem pro buy
Full keyboard versions containing two SEM modules are significantly more expensive, reaching approximately on Reverb . Key Specifications and Features
is a high-end boutique instrument that recreates the legendary 1970s Synthesizer Expander Module (SEM). It is characterized by its "True Analog" synthesis, cream-colored chassis, and a combination of modern MIDI integration with extensive patch-point flexibility. As of April 2026, the : These modern units are often personally autographed
is primarily available through the used market on platforms like Reverb, as original production runs by Tom Oberheim are limited. Prices vary significantly based on condition and specific configuration: Tom Oberheim SEM-PRO Analog Synthesizer Module Reverb& more Go to product viewer dialog for this item. Typically priced between and $5,994.63 on Reverb. Oberheim SEM Pro 2011 Go to product viewer dialog for this item. Units pulled from larger systems (like the
: Includes a built-in MIDI to CV Converter and a 21-jack patch panel , allowing it to bridge the gap between digital DAWs and modular analog gear. Full keyboard versions containing two SEM modules are
: The addition of an input preamp gain control allows external audio to be processed through its unique analog filters. Cons :