A piano keyboard octave with the notes outlines on the keys. An octave is a musical interval with the distance of: 12 half steps in the chromatic scale. 7 or 8 notes in the diatonic scale. (An octave consists of 7 unique notes, but spans 8; octo is Latin for eight.) Fine art musical images by James Bo Insogna (C) - All Rights Reserved. Please feel Free to share our links, with Family or Friends who may also enjoy them. If you like my Art Gallery, please spread the word and press the Pinterest, FB, Google+, Twitter or SU Buttons! Thank you! *PLEASE NOTE, WATERMARKS WILL NOT BE ON THE PURCHASE PRINTS*