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Korg > 
Item#: 9SIA1JX3MY2723

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  • Specifications
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Learn more about the Korg GA40




Accessory Type
Electric Guitar Tuner
Dynamic speaker (28 mm diameter)
1/4" monaural phone jack
Power Supply
Two AAA batteries (3V)
Scale: 12-note equal temperament

Guitar Detection Range: B1 bbbbb (46.249 Hz) - B6 (1975.54 Hz)

Bass Detection Range: B0 bbbbb (23.12 Hz) - B5 (987.77 Hz)

Guitar Reference Tone: 7B, 6E, 5A, 4D, 3G, 2B, 1E

Bass Reference Tone: Low B, 4E 3A, 2D, 1G, High C

Tuning Modes: Meter mode (AUTO), Sound Out mode (MANUAL)

Flat Tuning: Semitone steps: 1 semitone (b) to 5 semitones (bbbbb)

Detection Accuracy: +/- 1 cents or better


A compact guitar and bass tuner designed specifically for guitar and bass, with excellent performance and convenient functionality.

Large, high-precision meter-type display for stable tuning indication

Quinta-Flat Tuning mode allows dropped tunings from one to five semitones

Supports tuning of seven-string guitars and six-string basses

Sound Out function lets you produce a reference tone from the internal speaker

Bypass function

Auto Power Off function saves the battery even if you forget to turn off the electric guitar tuner

Memory Backup function

Approximately 85 hours of continuous use

Dimensions & Weight

3.94" x 2.64" x 0.67" (W x D x H)
0.19 lbs. (Including batteries)
Warranty, Returns, And Additional Information

Customer Reviews of the Korg GA40

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Home > 
Electronics > 
Pro Audio & Musical Instruments > 
Bass Accessories > 
Korg > 
Item#: 9SIA1JX3MY2723
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