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Exercise
Corpus id bass-180 · cite this id — it is permanent
The Rule of the Octave rising: 5/3 on the stable degrees, the sixth on the mobile ones, and sevenths pressing the bass onward at the second and fourth degrees.
| 4/4 | bar 1 | bar 2 | bar 3 | bar 4 | bar 5 | bar 6 | bar 7 | bar 8 |
|---|---|---|---|---|---|---|---|---|
| Bass | G2 | A2 | B2 | C3 | D3 | E3 | F♯3 | G3 |
| Figures | 5/3 | 4/3 | 6 | 6/5 | 5/3 | 6 | 6 | 5/3 |
| 4/4 | bar 1 | bar 2 | bar 3 | bar 4 | bar 5 | bar 6 | bar 7 | bar 8 |
|---|---|---|---|---|---|---|---|---|
| Soprano | G4 | F♯4 | G4 | G4 | F♯4 | E4 | A4 | G4 |
| Alto | D4 | D4 | D4 | E4 | D4 | C4 | D4 | D4 |
| Tenor | B3 | C4 | B3 | A3 | A3 | G3 | A3 | B3 |
| Bass | G2 | A2 | B2 | C3 | D3 | E3 | F♯3 | G3 |
| Figures | 5/3 | 4/3 | 6 | 6/5 | 5/3 | 6 | 6 | 5/3 |
Degrees 1 and 5 take root-position triads; every degree between them takes a sixth. That is the stability gradient in figures — stable degrees carry stable harmony, mobile degrees carry motion.
The three upper voices of the model realization fit under one hand. Learn this one by heart before anything else. Played until the hand knows it, every stepwise bass in the repertoire becomes readable at sight. Carry it into C major, D major, A major.
Gradus Figured-Bass Corpus, bass-180 — Octave rule — major, ascending. v1.0. https://gradusmusic.com/figured-bass-corpus/exercise/bass-180
Corpus v1.0 · licensed CC-BY-4.0 · machine-readable at /api/v1/figured-bass/exercises/bass-180