Octave changes on bass guitar

The notes on a bass guitar change in octave at the C notes on each string. Listed are the scientific pitch notations through fret 12.

The fourth string starts at the first octave (E1) and changes to the second at the 8th fret.
The third string starts at the first octave (A1) and changes to the second at the 3rd fret.
The second string starts at the second octave (D2) and changes to the third at the 10th fret.
The first string starts at the second octave (G2) and changes to the third at the 5th fret.

Bass guitar strings in scientific pitch notation

These are the bass guitar strings in scientific pitch notation. The E string (4th string) starts at E1 and the G string (1st string) starts at G2. Middle C on a piano is C4.

Octave changes on guitar

The notes on a guitar change in octave at the C notes on each string. Listed are the scientific pitch notations through fret 12.

The sixth string starts at the second octave (E2) and changes to the third at the 8th fret.
The fifth string starts at the second octave (A2) and changes to the third at the 3rd fret.
The fourth string starts at the third octave (D3) and changes to the fourth at the 10th fret.
The third string starts at the third octave (G3) and changes to the fourth at the 5th fret.
The second string starts at the third octave (B3) and changes to the fourth at the 1st fret.
The first string starts at the fourth octave (E4) and changes to the fifth at the 8th fret.

Guitar strings in scientific pitch notation

These are the guitar strings in scientific pitch notation. The low E string (6th string) starts at E2 and the high E string (1st string) starts at E4. Middle C on a piano is C4.