String frequencies
This table shows this page’s tuning. A4 and note names follow settings. Press ▶ to hear a target; if you change the tool tuning, follow the targets in the card.
| Note | Frequency | |
|---|---|---|
| D2 | 73.42 Hz | |
| A2 | 110.00 Hz | |
| D3 | 146.83 Hz | |
| F♯3 | 185.00 Hz | |
| A3 | 220.00 Hz | |
| D4 | 293.66 Hz |
How to get there from Standard
- string 6 E2 ↓ D2 · 2 semitones
- string 5 A2 → A2 · unchanged
- string 4 D3 → D3 · unchanged
- string 3 G3 ↓ F♯3 · 1 semitone
- string 2 B3 ↓ A3 · 2 semitones
- string 1 E4 ↓ D4 · 2 semitones
Styles & songs
Folk · Blues · Slide
Open D lowers strings 6, 3, 2 and 1. The open strings form D major; string 3 is F♯3, not the G3 used in DADGAD.
- Street Fighting Man — The Rolling Stones
FAQ
What is the difference from DADGAD?
Only string 3 differs: Open D uses F♯3, while DADGAD uses G3. F♯ supplies the major third of D.
How does Open D relate to Open E?
Open E has the same intervals two semitones higher. Shapes transfer, but raising all strings increases tension on the same set.
Do Standard chord shapes still work?
Many need changing because four strings have moved by different amounts. Use the target notes and check each voicing by ear.
Other tunings
Drop DD2 · A2 · D3 · G3 · B3 · E4Strings changed from Standard: 1Drop CC2 · G2 · C3 · F3 · A3 · D4Strings changed from Standard: 6Drop BB1 · F♯2 · B2 · E3 · G♯3 · C♯4Strings changed from Standard: 6Eb Standard (half-step down)E♭2 · A♭2 · D♭3 · G♭3 · B♭3 · E♭4Strings changed from Standard: 6D Standard (whole-step down)D2 · G2 · C3 · F3 · A3 · D4Strings changed from Standard: 6DADGADD2 · A2 · D3 · G3 · A3 · D4Strings changed from Standard: 3Open GD2 · G2 · D3 · G3 · B3 · D4Strings changed from Standard: 3Open EE2 · B2 · E3 · G♯3 · B3 · E4Strings changed from Standard: 3
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