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Guitar theory

Guitar Harmony Guide.

Explore guitar harmony guide with guitar-focused examples, voicing notes, practice suggestions, songwriting angles, and direct StrumForge generator links.

  • four-chord loops
  • voicing choices
  • practice flow
  • songwriting use
Use the generatorBack to Guitar Theory
StrumForge guitar chord progression generator with playable chord diagrams
Every progression below is a four-chord loop you can open directly in StrumForge.

How the theory becomes playable

Use the concept to make one clearer guitar decision.

Harmonic role

Use guitar harmony guide to explain why a chord pulls, surprises, resolves, or changes color inside the progression.

Voicing choice

Try the concept with small shapes first. Triads and seventh-chord grips often make the voice leading easier to hear.

Practice focus

Loop the moment where the theory happens. Practice the chord before it, the target chord, and the transition between them.

Songwriting use

Keep the idea only if it improves the part. A borrowed chord or dominant color should create a sound you can hear immediately.

When you need...What to do on guitar
To understand the soundListen for the chord movement or scale degree that makes guitar harmony guide different from the plain major or minor version.
To make it playableTry the idea with small triads or seventh-chord shapes before using full six-string grips.
To use it in a progressionLoop the chord before the change, the color chord, and the chord after it until the pull or surprise is easy to hear.
To test it in StrumForgeOpen a related loop when you want diagrams, groove playback, and scale context for the same idea.

Harmony examples to hear on guitar

Use these examples to connect chord function, color, and voice leading to playable guitar shapes.

  1. ii7-V7-Imaj7-vi7: Dm7, G7, Cmaj7, Am7

    Smooth cadence for seventh-chord voice leading.Open in the generator

  2. Imaj7-vi7-ii7-V7: Cmaj7, Am7, Dm7, G7

    Standard turnaround with a clear return.Open in the generator

  3. i7-IV7-i7-IV7: Em7, A7, Em7, A7

    Minor-to-dominant vamp for groove and fills.Open in the generator

  4. Imaj7-IVmaj7-vi7-V7: Amaj7, Dmaj7, F#m7, E7

    Clean major color for arpeggios.Open in the generator

  5. iv7-bVII7-Imaj7-vi7: Fm7, Bb7, Cmaj7, Am7

    Backdoor cadence color.Open in the generator

  6. Imaj7-III7-vi7-II7: Cmaj7, E7, Am7, D7

    Secondary dominants that point ahead.Open in the generator

  7. ii7-bIImaj7-Imaj7-V7: Dm7, Dbmaj7, Cmaj7, G7

    Chromatic slide into resolution.Open in the generator

  8. i7-bIIImaj7-iv7-bVII7: Cm7, Ebmaj7, Fm7, Bb7

    Minor soul loop with a broad turnaround.Open in the generator

  9. vi7-ii7-V7-Imaj7: Am7, Dm7, G7, Cmaj7

    Minor start into a classic cadence.Open in the generator

  10. Imaj7-vii7-III7-vi7: Dmaj7, C#m7, F#7, Bm7

    Descending pull with dominant setup.Open in the generator

  11. I7-IV7-I7-V7: A7, D7, A7, E7

    Blues foundation that also teaches dominant color.Open in the generator

  12. iii7-VI7-ii7-V7: Em7, A7, Dm7, G7

    Cycle movement for jazz and neo-soul practice.Open in the generator

Turn the page into a practice session

Use the page as a starting point, then move into the app when you need sound, timing, diagrams, and scale context.

Guitar Theory

Turn roman numerals, borrowed chords, dominants, modes, and harmony ideas into guitar choices.

Roman Numeral Chord Progressions for Guitar

Use roman numerals to move the same progression between keys without losing its function.

Diatonic Chords for Guitar

See which chords naturally belong to a key before borrowing outside color.

Circle of Fifths for Guitar

Use fifths movement to understand stronger resolutions and key relationships on guitar.

FAQ

Short answers for players using this page as a practice or writing reference.

What is the best way to practice guitar harmony guide?

Start with one four-chord loop, slow the tempo down, and keep the same voicing family until the rhythm and chord changes feel automatic.

Can I open these examples in StrumForge?

Yes. Each linked example opens a four-chord progression in the generator and counts toward the current 5 free daily progression generations.

Should I change the key?

Yes. Once the loop works, change key or capo position so the idea becomes a fretboard exercise instead of a memorized shape.