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: The first monophonic synth with user-programmable digital memory, breaking the strictly manual SEM paradigm.

: Common issues include dead or intermittent keys, often fixable by cleaning or replacing contact pads without needing a professional tech.

: The first true polyphonic keyboard in this series, available in 4, 6, or 8-voice configurations.

: Original parts, like specific DAC chips or SEM-style flange knobs, are increasingly rare. Tom Oberheim has been known to personally assist collectors with spare parts in rare instances. Sound Characteristics

Do1 - Oberheim Key Knobby May 2026

: The first monophonic synth with user-programmable digital memory, breaking the strictly manual SEM paradigm.

: Common issues include dead or intermittent keys, often fixable by cleaning or replacing contact pads without needing a professional tech. DO1 - Oberheim Key Knobby

: The first true polyphonic keyboard in this series, available in 4, 6, or 8-voice configurations. : The first monophonic synth with user-programmable digital

: Original parts, like specific DAC chips or SEM-style flange knobs, are increasingly rare. Tom Oberheim has been known to personally assist collectors with spare parts in rare instances. Sound Characteristics available in 4

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