KORG DELTA DL-50 STRING SYNTHESIZER SN 283991 w/ Dust Cover

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"The Korg Delta released in 1979 has 2 sections. An analog section and string section. Is polyphonic with a joystick and 4 outputs plus headphone out. It also offered trigger out and in plus a VCF cv input. The user could send the strings and synth sections to separate amps or mixer channels."