Open D Tuning Chart
A free printable chart for Open D (D - A - D - F# - A - D): each string's note, octave and frequency at A4 = 440 Hz, and which 4 strings change from standard E-A-D-G-B-E. Print it for lessons, pin it, or link to it from your course page.
| String | Note | Hz | Change |
|---|---|---|---|
| 6 | D2 | 73.42 | Tune down a whole step |
| 5 | A2 | 110.00 | Leave as is |
| 4 | D3 | 146.83 | Leave as is |
| 3 | F#3 | 185.00 | Tune down a half step |
| 2 | A3 | 220.00 | Tune down a whole step |
| 1 | D4 | 293.66 | Tune down a whole step |