I Let a Song Go Out of My Heart in F

Duke Ellington / Irving Mills / Henry Nemo / John Redmond(1938)ballad
Do Re MiC D E
A
B
C7♯5

Chord Diagrams — I Let a Song Go Out of My Heart in F (Guitar)

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I Let a Song Go Out of My Heart in F

Key of F

F major is the gateway to barre chords. While F itself requires a full barre at fret 1, the remaining diatonic chords (C, Dm, Am, G, Bb) mix open and barre shapes. The open high E acts as Fmaj7's seventh, adding unexpected richness. F is a intermediate-level key on guitar because the open high E string is the major seventh of F, creating a lush Fmaj7 resonance even in basic shapes, but the F barre chord itself is the first big hurdle for beginners. This key mixes open and barre shapes, making it a good intermediate challenge that builds fretboard fluency.

Voice Leading

The bass line moves through A# to F (descending perfect fourth), F to D (descending minor third), D to D (ascending unison), D to A (descending perfect fourth), A to G (descending whole step), G to C (ascending perfect fourth), C to A# (descending whole step), A# to G# (descending whole step), G# to F (descending minor third), F to F (ascending unison), F to A (ascending major third), A to D (ascending perfect fourth), D to G# (ascending tritone), G# to D# (descending perfect fourth), D# to C# (descending whole step), C# to C (descending half step). A half-step bass movement creates a strong leading-tone pull that demands resolution. The root motion by larger intervals (fourths and fifths) gives each chord change a strong, decisive character. When the progression loops, the bass returns from C to A# by whole step.

Scales for Improvisation

F major pentatonic works because every note is either a chord tone or a safe passing tone — there are no avoid notes. For soloing, this means you can play freely without clashing. Over dominant seventh chords, F Mixolydian adds the flat seventh for an authentic blues-rock edge.

ballad4/4 · 26 bars · Form: AB

Chords: A♯Maj7, F, Dm7, D7, Am7, Gm7, C7, A♯7, G♯dim, F/A, FMaj7, A7, Dm, G♯7, D♯m7, C♯7, C7♯5.

Scales for Improvisation F bebop, F bebop major.

Diatonic chords: See all chords in the key of F