Topmusicanswers
A0 is the lowest note on the standard piano.
What is C1 C2 C3 in piano?
It's a really simple way of numbering the notes by their specific octave. ... The lowest C on the keyboard (the third white note from the end) is called C1. From there, each C to the right increases by one, so next we have C2, then C3. Then comes middle C, or C4 (those two names are interchangeable).
What is C3 note?
Tenor C is an organ builder's term for small C or C3 (130.813 Hz), the note one octave below Middle C. In older stoplists it usually means that a rank wasn't yet full compass, omitting the bottom octave, until that Bottom Octave was added later on.
Why is C the first note?
The C major scale has no sharps or flats, this scale was created before the piano. When they created the piano (or whatever similar instrument before) they wanted all the sharps and flats to be on the black keys. Since there are no sharps or flats in CM it became the one with no black keys.
