Korg SQ-64 Polyphonic Step Sequencer

Compact, aluminum-bodied 64-step polyphonic sequencer with excellent MIDI + analog I/O. Great brain for modular, analog synths, drum machines, and MIDI gear.

Highlights

•  64-step pad matrix with bright OLED display

•  3 melodic tracks (A/B/C), each up to 8-note polyphony over MIDI

•  Track D: 16 monophonic rhythmic sub-tracks + 8 analog trigger outs

•  Per-track Pitch, Gate, and Mod CV outputs (A/B/C)

•  8 TRIG outputs for drums / modular

•  Dual MIDI Out + MIDI In (3.5mm Type A)

•  Sync In / Sync Out

•  USB-MIDI + USB bus power (optional 9V adapter)

•  Keyboard mode, arpeggiator, probability, pattern chaining

•  64 project slots; 16 patterns per track

•  Tempo: 30.0–300.0 BPM

•  CV standards: 1V/oct and others, with bias adjustment

•  Gate: V-trig / S-trig, 5V / 10V

I/O

•  MIDI In, MIDI Out 1, MIDI Out 2 (3.5mm)

•  Sync In, Sync Out

•  CV Pitch / Gate / Mod × 3 tracks

•  TRIG 1–8

•  USB Micro-B

Specs

•  Dimensions: 13.42” × 4.68” × 1.53” (341 × 119 × 39 mm)

•  Weight: 2.2 lb (1.0 kg)

•  Power: USB bus power or optional KA350 9V adapter (center positive)

Slim, solid desktop unit — easy to drop into a Eurorack / analog / MIDI setup.

What’s included: [unit / original box] Condition: [Excellent-used in smoke free recording studio]

Ships from Chicago. Feel free to ask questions.