

The number derives from the fact that the distance between the notes are eight scale steps, if all notes (half-steps) are counted the distance is twelve notes. Octave is also referred to as a perfect octave and is abbreviated P8.

This could be written out as C4 and C5, meaning C notes on the fourth and the fifth octaves respectively.
UNISON INTERVAL UPDATE
OctaveĪ related interval is the octave, which include the same notes as the unison but of different pitches. Create public & corporate wikis Collaborate to build & share knowledge Update & manage pages in a click Customize your wiki, your way bmw m3 2002 specs. Examples of unison intervalsĪ list with unison intervals is kind of superfluous, but to make it extra clear, here are all possible unisons:Įnharmonic notes such as Cb and Fb are leaved out. The song "Somewhere Over the Rainbow" uses an octave. "Scarborough Fair" (D-D) is one of many such songs. To being able to distinguish this interval by ear, a good idea is to think about a familiar song which first two notes match it.

It can be frustrating when taking a quiz, but it does reflect a real musical challenge. An alternate spelling is diminished second. Harmonic unison and octave intervals are difficult to distinguish. The number derives from the fact that the unison is the first interval, in other words the interval with the least distance (which is none). Unison is also referred to as a perfect unison and are abbreviated P1. While both unison and octave are defined by intervals of the same notes, or pitches, the difference is that a unison is an interval with two notes on the same register when an octave is the same note but on a different register. Unison should be distinguished from the octave (see below). On the picture to the right, a unison in musical notation is shown. For example, C and another C note will result in a unison interval. The unison interval consists of two notes of the same pitch.
