Chapter 3 - Vertical Structures

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Harmony Manual

Low Interval Limits

CHAPTER3
Vertical Structures
POSITION
Harmonic interval relationships between the four voices occur in specific arrangements. When the harmonic interval between the Soprano and Tenor voices is a simple interval, close position occurs.

FIGURE 3.1: Close Position
When the harmonic interval between the Soprano and Tenor voices is a compound interval, open position occurs. The Bass voice is not considered in determining close or open position.

FIGURE 3.2: Open Position
ADJACENT VOICE SPACING
Harmonic intervals which occur between the Soprano and Alto or Alto and Tenor voices must be simple intervals. Compound intervals may occur between the Tenor and Bass voices.

FIGURE 3.3: Adjacent Voice Spacing