Portrait of Dave Rossum
Photo: Alison CassidySource · CC BY-SA 4.0
Imaging & Audio

Dave Rossum

E-mu modular synthesizer and digital scanning keyboard

United StatesEvidence: high confidenceChecked July 2026

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Who is Dave Rossum?

Dave Rossum is an inventor associated with United States. Their documented work in imaging & audio includes E-mu modular synthesizer and digital scanning keyboard, the contribution at the center of this evidence-backed profile.

Dave Rossum co-founded E-mu Systems and helped develop its modular synthesizers and digitally scanned polyphonic keyboard, technology later licensed into landmark polyphonic instruments. A 2026 Sound On Sound history documents the hardware’s role in synthesizer development. Rossum continues to appear in current music-technology coverage and maintain his instrument-design practice.

Known forE-mu modular synthesizer and digital scanning keyboard
FieldImaging & Audio
Associated withUnited States
Evidence reviewed2 sources
01

What did Dave Rossum invent?

co-founded E-mu Systems and co-developed its modular synthesizers and digitally scanned polyphonic keyboard hardware

02

What did Dave Rossum accomplish?

E-mu’s keyboard and synthesizer engineering fed influential Oberheim and Sequential instruments and helped shape affordable electronic music hardware.

03

What is known about Dave Rossum today?

Sound On Sound’s August 2026 E-mu history describes Rossum’s continuing engineering work.

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