Clarinet · Clarion register
Clarinet fingering for C♯5 / D♭5
Thumb hole, left hand 1-2-3, right hand 1-2-3, register key, left F♯/C♯ key (pinky). Basic.
What it sounds like
| Instrument | Sounding pitch | Frequency (A4 = 440 Hz) | |
|---|---|---|---|
| B♭ clarinet | B4 | 493.88 Hz | |
| A clarinet | A♯4 | 466.16 Hz | |
| E♭ clarinet | E5 | 659.26 Hz | |
| Bass clarinet | B3 | 246.94 Hz |
Tip for the clarion register
The register key turns each chalumeau fingering into the note a twelfth higher. Keep air speed up and the embouchure steady; don't bite to make notes speak.
Frequently asked questions
How do you play C♯5 (D♭5) on the clarinet?
Standard fingering: Thumb hole, left hand 1-2-3, right hand 1-2-3, register key, left F♯/C♯ key (pinky). Basic.
What does written C♯5 sound like on the clarinet?
B♭ clarinet: B4 (493.9 Hz); A clarinet: A♯4 (466.2 Hz); E♭ clarinet: E5 (659.3 Hz); Bass clarinet: B3 (246.9 Hz).
Are there alternate fingerings for C♯5?
Yes — 1 alternate: (1) Thumb hole, left hand 1-2-3, right hand 1-2-3, register key, right F♯/C♯ key (pinky). Right-pinky alternative.