Guitar Standard Standard

| String_ | Scientific_pitch | Helmholtz_pitch | Interval_from_middle_C | Frequency_Hz_ |
|---|---|---|---|---|
| 1st | E 4 | e` | major third above | 329.63 |
| 2nd | B 3 | b | minor second below | 246.94 |
| 3rd | G 3 | g | perfect fourth below | 196.00 |
| 4th | D 3 | d | minor seventh below | 146.83 |
| 5th | A 2 | A | minor tenth below | 110.00 |
| 6th | E 2 | E | minor thirteenth below | 82.41 |