LightTuner
Open D

Guitar Open D tuning

Open D tuning for Guitar. 6 strings, from D2 to D4.

−500+50
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Play a string…

#NoteFrequency
1D4293.66 Hz
2A3220.00 Hz
3F#3185.00 Hz
4D3146.83 Hz
5A2110.00 Hz
6D273.42 Hz