Swing Era Jazz Fundamentals (1920s-1950s)

Historical Context

The Swing Era (roughly 1930-1945) represents jazz's golden age as popular dance music. It emerged from New Orleans jazz and ragtime, evolving through the big band format before transitioning to bebop in the mid-1940s.

Timeline

Characteristics of Swing Music

Tempo & Feel

The "Swing Feel"

Key Musical Elements

Element Swing (1930-45) Pre-Bebop Characteristics
Purpose Dance music Listener engagement
Harmony Simple, clear Increasingly complex
Melody Clear, lyrical, memorable Horn-like lines
Rhythm Solid beat, strong groove Backbeat emphasis
Focus Overall feel/groove Individual expression

Common Chord Progressions

I-VI-II-V ("Rhythm Changes")

Based on "I Got Rhythm" (1930) - THE defining swing progression

Key of C: Cmaj7 - Am7 - Dm7 - G7
Key of G: Gmaj7 - Em7 - Am7 - D7
Key of Bb: Bbmaj7 - Gm7 - Cm7 - F7

II-V-I Progression

The most fundamental jazz progression:

Major: Dm7 - G7 - Cmaj7
Minor: Dm7b5 - G7 - Cm7

12-Bar Blues

| I7    | I7    | I7    | I7    |
| IV7   | IV7   | I7    | I7    |
| V7    | IV7   | I7    | V7    |

In C: C7 - F7 - C7 - G7

Common Turnarounds

Scales Used in Swing Era

Primary Scales

  1. Major Scale (Ionian) - For major chords
  2. Mixolydian - For dominant 7th chords
  3. Dorian - For minor 7th chords
  4. Blues Scale - For blues-influenced playing
  5. Pentatonic (Major & Minor) - Universal application

Scale-Chord Relationships

Chord Type Scale
Maj7 Major (Ionian)
m7 Dorian
7 (dominant) Mixolydian
m7b5 Locrian
dim7 Diminished (whole-half)

Key Swing Era Artists (Reference Points)

Bandleaders

Vocalists

Instrumentalists

Swing vs. Bebop Comparison

Aspect Swing (1930-45) Bebop (1945-50)
Ensemble Big Band Small combo
Focus Arrangement, ensemble Soloist virtuosity
Tempo Moderate, danceable Often very fast
Harmony Simple 7th chords Complex alterations
Drums Bass drum on beat Ride cymbal, comping
Piano Stride/pumping Comping, shell voicings
Guitar 4-to-the-bar rhythm Single lines
Bass Walking bassline Walking, more melodic