7305 / 18210 · Workshop 56 — “Mack the Knife” Prelude: Walking Bass, Two-Beat-to-Four-Beat Escalation, Chorus Building, Modulation, and Making Repetition Grow← prev⊞ allnext →
56.33Level 10 — modulation up
Now a classic escalation device:
raise the entire song by a semitone.
C → D♭.
Or whole tone:
C → D.
The tune itself stays the same relationally.
The new key feels brighter/higher simply due to register and pitch level.