Portrait of Tom Oberheim
Photo: Alison CassidySource · CC BY-SA 4.0
Imaging & Audio

Tom Oberheim

Oberheim SEM and polyphonic synthesizer systems

United StatesEvidence: high confidenceChecked July 2026

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Who is Tom Oberheim?

Tom Oberheim is an inventor associated with United States. Their documented work in imaging & audio includes Oberheim SEM and polyphonic synthesizer systems, the contribution at the center of this evidence-backed profile.

Tom Oberheim designed the SEM sound module and the Oberheim multi-voice synthesizer systems built around it. NAMM’s 2024 oral-history listing calls him inventor of the first polyphonic music synthesizer, while a 2025 interview discusses his continuing design work and the SEM’s enduring influence.

Known forOberheim SEM and polyphonic synthesizer systems
FieldImaging & Audio
Associated withUnited States
Evidence reviewed2 sources
01

What did Tom Oberheim invent?

designed the SEM and early commercially available polyphonic analog synthesizer systems

02

What did Tom Oberheim accomplish?

Oberheim’s modular voices and polyphonic systems became landmark instruments in electronic music production.

03

What is known about Tom Oberheim today?

MusicTech reported an interview with Oberheim about his synthesizer designs on March 19, 2025.

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