Fig. 1 · · Cross G (GDGD)
The Online Tuner
♭ Flat
In tune
Sharp ♯
READY
A4 440 HZ
Strings · tap to hear
Start
A4 440

Press start and allow the microphone · nothing is recorded · or tap a string to tune by ear

Fig. 2 · Headstock · tap a note to hear it

While you play, an arrow on the peg shows which way to turn it. Machine heads vary, so if the note moves the wrong way, turn the other way.

Cross G (GDGD) tuningG D G D

Cross G tuning (G D G D) is an open tuning used in old-time and bluegrass mandolin.

Also called · GDGD

§ 1

String chart

String 1 is the thinnest. Frequencies are exact at A4 = 440 Hz; change the reference on the A4 knob.
StrNoteFrequency
1DD5 · Re587.3 Hz
2GG4 · Sol392.0 Hz
3DD4 · Re293.7 Hz
4GG3 · Sol196.0 Hz
§ 2

Tuning your mandolin to Cross G (GDGD)

Automatically with the microphone, or by ear: tap any note on the headstock to hear a real recorded reference.
  1. 1

    Allow microphone access.

  2. 2

    Mute one string of the pair with a finger and pluck the other, then swap.

  3. 3

    Tune G, D, A and E, then strum each pair to check they sound as one note.

§ 3

Mandolin tunings

2 tunings, all free. Notes listed from the lowest string.
§ 4

Questions & troubleshooting

What are the notes of Cross G (GDGD) tuning?
Cross G (GDGD) tuning on mandolin is G D G D, from the lowest string to the highest.
How do I tune to Cross G (GDGD) from standard tuning?
Starting from standard (G D A E): string 2 down a whole step, string 1 down a whole step. Every other string stays the same. Use the tuner above to check each string.
Is Cross G (GDGD) tuning bad for my mandolin?
No. Changing tuning is completely safe. Just tune gradually, and when raising pitch go slowly so you don't over-tighten a string. After a big change, the neck can take a day to settle, so check your tuning again.
§ 5

The T-1 range

One tuner, set up for every instrument.