← BACK TO CALCULATOR

NOTE C#4

Frequency and musical information for C#4

277.18 Hz
MIDI Note: 61
Standard tuning (A4 = 440 Hz)

PIANO KEYBOARD

C
262
C#
277
D
294
D#
311
E
330
F
349
F#
370
G
392
G#
415
A
440
A#
466
B
494
Octave 4

NEARBY NOTES

NOTEFREQUENCYINTERVAL
A#3233.08 Hz-3 (3 semitones)
B3246.94 Hz-2 (Whole tone)
C4261.63 Hz-1 (Semitone)
D4293.66 Hz+1 (Semitone)
D#4311.13 Hz+2 (Whole tone)
E4329.63 Hz+3 (3 semitones)

MUSICAL CONTEXT

Note: C#4

Frequency: 277.18 Hz

MIDI Number: 61

Octave: 4

VIEW 277 HZ PAGECALCULATOR