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Korg Pitchblack Portable
Polyphonic Tuner in Red


The Pitchblack Portable is a guitar/bass polyphonic tuner that provides speedy and accurate tuning.
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Korg Pitchblack Portable
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The Pitchblack Portable is a guitar/bass polyphonic tuner that provides speedy and accurate tuning. The Pitchblack Portable features a high-brightness LED display which provides excellent visibility, so that the pitch drift of each string is instantly and clearly visible. Korg's proprietary cable checker function is also built-in, letting you easily check for broken cables; making this unit the ideal choice for stage or studio use. With an accuracy of +/-0.1 cents, the pitchblack Portable delivers a significant advance in guitar/bass tuning.

Korg Pitchblack Portable Features:

  • Large, high-brightness LED display providing excellent visibility
  • Rapid and precise polyphonic tuning, with the tuning of all strings visible at a glance
  • String Seeker function
  • Three meter display modes: regular, strobe, and half-strobe
  • Ultra-high precision tuning of +/-0.1 cents (when using strobe meter)
  • Ideal for “floating tremolo systems”
  • Korg's proprietary automatic guitar/bass (4-6 string) detection
  • Flat (5 Semitones), Capo (7 Semitones), and Drop-D tunings are also supported
  • Cable Checker warns of broken or shorted cables
  • Buffered output minimizes any change in audio quality
  • Mute function lets you tune silently
  • Cascade-connectable DC out
  • Slim horizontal body fits anywhere

Korg Pitchblack Portable Specifications:

  • Tuning: 12 note equal temperament
  • Detection range: E0 (20.60 Hz) ~ C8 (4186 Hz), sine wave
  • Calibration range: A4 = 436-445 Hz (1 Hz steps)
  • Detection accuracy: +/- 1 cent
  • Tuning Mode:
    • Mono / Chromatic
    • Polyphonic / Guitar –Bass (Auto detection)
  • Display Mode:  Regular / Strobe / Half Strobe *0.1 cent indication when using strobe
  • Flat / Capo:
    • Flat (b): Can tune down; up to five steps (Chromatic Scale)
    • Capo(#): Can transpose up; up to seven steps (Chromatic Scale)
  • Input impedance: 1 M Ohms (when tuner is on)
  • Current consumption: Maximum 130mA
  • Output current: Maximum 200mA
  • Connectors:
    • Input /Check (mono 1/4" jack)
    • Output(mono 1/4" jack)
    • Cable Check (mono 1/4" jack)
    • DC IN(9V)
    • DC OUT (9V)
  • Power supply:
    • AA Alkaline batteries (LR6) x 2
    • Optional AC adapter (9V)-ready
  • Battery life (Tuner on, Polyphonic tuning mode): Approximately 15 hours of continuous use with the tuner on (LR6, using Polyphonic input continuously, Regular meter)
  • Dimensions (WxDxH): 6.34" x 2.36" x 1.30" (161 × 60 × 33 mm)[including rubber feet]
  • Weight: 9.45 Oz (268 g) [including battery]
  • Accessories: AA Alkaline batteries x 2 for verifying functionality
  • Options: AC adapter (9V)

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