Uploaded December 2018 | Updated September 2026, 3 weeks ago

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This is Online Open D Guitar Tuner (D A D F# A D) - Blues Slide Guitar Tuning.
Here’s how tune your guitar in open D tuning from standard tuning:
E – tune down one full step to D
A – stays the same
D – stays the same
G – tune down a half step to F#
B – tune down one full step to A
e – tune down one full step to D