Training day: Jun 5, 2026
Today’s session centers on C 7#9b13. Map the notes C, E, G, Bb, D#, Ab, place them over Circular Polyrhythm 3 over 13 · Binary Foot at 72 BPM, then hear how Theory – Circle of Fourths – 7#9b13 confirms or challenges the tonal center.
Analysis Note
Focus: C 7#9b13
StudentDaily training
Today’s session centers on C 7#9b13. Map the notes C, E, G, Bb, D#, Ab, place them over Circular Polyrhythm 3 over 13 · Binary Foot at 72 BPM, then hear how Theory – Circle of Fourths – 7#9b13 confirms or challenges the tonal center.
Chord/scaleC 7#9b13
Scale tonesC - E - G - Bb - D# - Ab
Circular rhythmCircular Polyrhythm 3 over 13 · Binary Foot at 72 BPM
Pulse density20 active circular step(s)
Today's Focus
- Chord/scale: C 7#9b13
- Scale tones: C - E - G - Bb - D# - Ab
- Circular rhythm: Circular Polyrhythm 3 over 13 · Binary Foot at 72 BPM
- Pulse density: 20 active circular step(s)
Circular Polyrhythm 3 over 13 · Binary Foot
Stored Harmony Progression
Use this saved harmony as the progression layer, then compare its chord motion with today's scale and circular pulse.
Practice Blocks
Exercise
Sing the center
StudentHome practice
Sing the selected chord/scale slowly against the circular rhythm.
Repeats2
LevelFocused
Exercise
Shape the pulse
StudentHome practice
Play the scale tones as quarter notes, then as eighth notes, without losing the circular pulse.
Repeats3
LevelFocused
Exercise
Play the stored harmony
StudentHome practice
Play the stored chord progression once as written, then transpose its strongest motion into the selected chord/scale.
Repeats4
LevelFocused
Exercise
Record and mark
StudentHome practice
Record one take and mark the bars where the harmony creates the strongest tension against the tonal center.
Repeats5
LevelFocused