Nikolai Rimsky-Korsakov · section 74 of 96

Suspension of the diminished octave or of the augmented unison

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In certain cases, e.g. in chromatic modulation in minor, in the deceptive cadence in major, in the half cadence in minor, with a chromatic passing note, etc., the diminished seventh chord may produce a suspension forming a diminished octave with the bass:

Two progressions separated by a double bar. First: G major chord, then the bass moves chromatically to G sharp while the alto G is held as a suspension, a dimin — Fig. 303 · See it in the reader

2) By changing the arrangement of the parts, there may result a rarely used suspension forming an augmented unison:

The alto holds G as a suspension while the soprano rises from G to G sharp, forming an augmented unison; the alto then falls to F and E, the soprano rises to A — Fig. 304 · See it in the reader