Open D Banjo Tuning
Open D tuning is F♯ D F♯ A D, from string 5 to string 1. Tune each string with the online tuner below, or tap a string on the headstock to hear its note.
- Free, no sign-up
- 5 strings
- Lowest note D3
- Mic stays on your device
Reference pitch (A4)
Hz
Lower it in noisy rooms
Press Start tuning, then play a string
0/5 tuned
Open D notes
A4 = 440 Hz| String | Note | Frequency |
|---|---|---|
| 5 | F♯4 | 369.99 Hz |
| 4 | D3 | 146.83 Hz |
| 3 | F♯3 | 185.00 Hz |
| 2 | A3 | 220.00 Hz |
| 1 | D4 | 293.66 Hz |
About Open D tuning
Open strings ring out D major (D).
- Open strings: D major (D).
- Range: D3 (146.83 Hz) to F♯4 (369.99 Hz).
Intervals between strings
- F♯ → D octave + major third down
- D → F♯ major third
- F♯ → A minor third
- A → D perfect fourth
How to tune from Open G to Open D
3 of the 5 strings change. Work through the table one string at a time.
| String | Open G | Open D | Change |
|---|---|---|---|
| 5 | G4 | F♯4 | Lower a half step |
| 4 | D3 | D3 | No change |
| 3 | G3 | F♯3 | Lower a half step |
| 2 | B3 | A3 | Lower a whole step |
| 1 | D4 | D4 | No change |
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Start the tuner
Press Start tuning and allow microphone access. The tuner is already set to Open D.
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Play one string at a time
Let a string ring and watch the needle. Auto mode finds the closest string in Open D tuning for you.
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Turn the peg until green
Needle on the left means flat (too low), so tighten. Needle on the right means sharp (too high), so loosen. Green means the string is in tune.
Frequently asked questions
What are the notes of Open D tuning?
From string 5 to string 1, Open D tuning on the banjo is F♯4, D3, F♯3, A3, D4.
What are the string frequencies of Open D tuning?
At the standard reference pitch of A4 = 440 Hz, the strings are tuned to F♯4 369.99 Hz, D3 146.83 Hz, F♯3 185.00 Hz, A3 220.00 Hz, D4 293.66 Hz. If you change A4 in the tuner settings, every target changes too.
How do I get from Open G tuning to Open D tuning?
3 of the 5 strings change. Work through the table one string at a time.
What chord do the open strings of Open D tuning make?
If you strum the open strings, they play D major (D). Lay one finger flat across any fret and you get the same chord, one semitone higher for each fret.
Can I tune to Open D tuning without a microphone?
Yes. Tap a string on the headstock to hear its note and match it by ear. You can also switch on Repeat to hear the note every few seconds while you turn the peg.
Similar tunings
- Banjo Tuner Open strings ring out G major (G). G D G B D
- Double C Banjo Tuning An old-time and clawhammer tuning in C, with the short 5th string on G. G C G C D
- Drop C Banjo Tuning Open G with the 4th string lowered to C. G C G B D
- Sawmill Banjo Tuning A modal old-time tuning with a haunting sound that feels unfinished. G D G C D
All banjo tunings
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Music tools
- Metronome Accurate online metronome with accents and subdivisions.
- Tone Generator Play any frequency from 20 Hz to 20 kHz.
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- Pitch Detector See the exact note and frequency you play. C
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