Key signature key signatures showing sharps or flats on both octaves for notes which fall within the staff. An accidental is an exception to the key signature, applying only to the measure and octave in which it appears. Although a key signature may be written using any combination of sharp and flat symbols, the most common series of thirteen homogeneous key signatures—ranging from six flats to six sharps, with each successive flat or sharp placed on the note a perfect fifth below or above, respectively, the previous one—is assumed in much of this article. A piece scored using a single diatonic key
The Signature Series The Signature Series The Signature Series by producer Paolo Pietropaolo (who is host of In Concert on CBC Radio 2) and co-producer Denise Ball is a music program that explores the personality behind the key signatures of music by personifying each of the 24 keys as a person. In 2013, Pietropaolo won the Prix Italia in the category of best work for music for the program. The Signature Series started when the first post on CBC Music was posted on 18 May 2012. It was a preview of what was coming up in the weeks ahead. The first episode, G