DISC Korg GA Custom Chromatic Tuner

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32.55 RRP 41.45 (including VAT @ 23%)

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  • Tune Guitar, Bass, Orchestral and Acoustic Instruments
  • 3D Visual Display
  • Ulta High Tuning Accuracy
  • Compact Flat Design
  • High Sensitivity Mic Built-In

DISC Korg GA Custom Chromatic Tuner

The Korg GA Custom Tuner is a super high sensitivity tuner that can be used for electric guitar, bass, orchestral acoustic and keyboard instruments thanks to the addition of a high sensitvity mic alongside the input/output jacks. The compact tuner has a unique 3D display with revolutionary visual effects for a new tuning experience. With three meter display modes and an easy to view large screen tuning is easy with the Korg GA Custom.

Product Ref: 63443

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Korg Custom Shop Quality

Korg has a 40 year history making quality tuners. This new Korg tuner is a flagship model representing Korg's best technology and design. It features a beautiful meter display, CMD panel, ultra-precision detection and sleek appearance and feel.

3D Visual Meter

The Korg GA tuner has a large 3D visual display that shows the note name, pitch difference and alterations. It makes it easy to tune with a precision of ±0.1 cent.

Ultra-High Tuning Accuracy

The Korg GA Custom tuner is designed with the professional user in mind. It has a detection range of +/- 0.1 cents so players of all styles can enjoy easy and precise tuning.

Compact Design

The meter display on the Korg GA Custom is large and easy to use whilst the body is super compact. This means the tuner is easy to see on stage but also ultra portable. The rubber exterior is easy to grip and a tilting rear allows you to insert a pick to make the unit freestanding.

Orchestral and Acoustic Use

A high-sensitivity mic is in-built in this tuner so it can be used to tune orchestral, acoustic and keyboard instruments as well as electric guitar and bass through the Input/Output jacks. A CM-200 contact mic can also be used (sold separately).


  • Part of Korg's "Custom Shop" series, a mark of ultimate quality.
  • 3D visual meter with revolutionary visual effects.
  • Ultra-high tuning accuracy of +/- 0.1 cents
  • Three meter display modes
  • Compact flat design provides a large screen and easy portability.
  • High-sensitivity mic is built-in, allowing use with acoustic and orchestral instruments.


  • Scale: 12 note equal temperament
  • Detection Range: A0 (27.50 Hz) - C8 (4186 Hz)
  • Calibration Range: 436 - 445 Hz (1 Hz steps)
  • Detection Accuracy: within +/- 0.1 cent
  • Input Impedance: 1 Mohm (when tuner is on)
  • Connectors: INPUT (mono 1/4" jack), BYPASS (mono 1/4" jack)
  • Power Supply: Two AAA batteries
  • Battery Life: approximately 40 hours (A4 continuous input, tuner on, display mode: Regular, using two AAA zinc-carbon batteries)
  • Dimensions (W x D x H): 99 x 65 x 16 mm/ 3.90" x 2.56" x 0.63" (including feet)
  • Weight: 83g / 2.93 oz. (including battery)
  • Included items: Two AAA batteries for verifying operation