10164 / 18210 · Workshop 84 — Modulation Architecture: Pivot Chords, Direct Modulation, Common-Tone Modulation, Sequential Modulation, and Making Key Changes Feel Inevitable← prev⊞ allnext →
84.23Level 10 — enharmonic diminished modulation
Because a fully diminished seventh can be reinterpreted under several roots/functions:
one diminished sonority can serve as the doorway into a distant key.
This is one of the classic modulation tools.