Tonal system can refer to Arab tone system, the modern Arabic system of musical tuning Chromatic scale or twelve-tone scale, a set of twelve pitches used in tonal music Tone (linguistics), the use of pitch in language to distinguish lexical or grammatical meaning Tonality, the arrangement of pitches and / or chords of a musical work Tonal system (Nystrom) a base 16 system of notation, arithmetic, and metrology proposed in 1859 by John W. Nystrom
See also Equal temperament Signal tone Tonal (disambiguation) Tone (disambiguation) Tone mapping