GuitarTuner.online

6-String Guitar tuner — CGDGBD (Open G Low C)

C-G-D-G-B-D · Open

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Microphone off
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This free online tuner listens through your microphone and shows how close each string of your 6-String Guitar is to CGDGBD (Open G Low C) tuning (C-G-D-G-B-D). Play a string, watch the needle, and turn the peg until the meter glows green. If you prefer tuning by ear, tap any string card to hear its reference tone.

Other 6-String Guitar tunings

Standard

Standard E E-A-D-G-B-EHalf Step Down (Eb) D#-G#-C#-F#-A#-D#Whole Step Down (D) D-G-C-F-A-DB Standard B-E-A-D-F#-BPlus 1 (F) F-A#-D#-G#-C-FPlus 2 (F#) F#-B-E-A-C#-F#

Drop

Drop D D-A-D-G-B-EDouble Drop D D-A-D-G-B-DDrop C# C#-G#-C#-F#-A#-D#Drop C C-G-C-F-A-DDrop B B-F#-B-E-G#-C#Drop A A-E-A-D-F#-BDrop G# G#-D#-G#-C#-F-A#Drop G G-D-G-C-E-ADrop F# F#-C#-F#-B-D#-G#Drop E E-B-E-A-C#-F#

Open

Open C C-G-C-G-C-EOpen D D-A-D-F#-A-DOpen Dm D-A-D-F-A-DOpen E E-B-E-G#-B-EOpen Em E-B-E-G-B-EOpen F C-F-C-F-A-FOpen G D-G-D-G-B-DOpen Gm D-G-D-G-A#-DOpen A E-A-C#-E-A-EOpen A 2 E-A-E-A-C#-EOpen Am E-A-E-A-C-EOpen B B-F#-B-F#-B-D#CGDGBD (Open G Low C) C-G-D-G-B-DFACGCE (Fmaj7) F-A-C-G-C-EWahine (G) D-G-D-F#-B-D

Modal

DADGAD (D Modal) D-A-D-G-A-DG Modal D-G-D-G-C-DOrkney C-G-D-G-C-D

Alternative

Double Daddy D-A-D-D-A-DAll Fourths E-A-D-G-C-FNew Standard (NST) C-G-D-A-E-GNashville (High Strung) E-A-D-G-B-EEADF#BE E-A-D-F#-B-EOstrich D-D-D-D-D-D

Chords for this tuning

CGDAEFAll 6-String Guitar chords →
How do I tune my 6-String Guitar to CGDGBD (Open G Low C)?

Allow microphone access, pluck a string, and the tuner will detect it automatically. The needle shows whether the string is flat or sharp — adjust until the reading is within ±5 cents (C-G-D-G-B-D).

Which notes are used in CGDGBD (Open G Low C) tuning?

CGDGBD (Open G Low C) tuning for 6-String Guitar uses the notes C-G-D-G-B-D, listed from the lowest string to the highest.

Can I tune without a microphone?

Yes. Every string card plays a reference tone — tap it and match your string to the sound by ear.