Jazz & Popular Harmony
Jazz Chord Voicings: Shell and Rootless Voicings Explained
Shell and rootless voicings keep the third and seventh of each chord and leave room for a bass player. Worked examples use Dm7, G7 and Cmaj7.
Search
Type a chord symbol or a scale name and go straight to it, or search tools, glossary terms and every article. Results are ranked by where the words appear.
Glossary
- VoicingThe order and spacing of a chord's notes, which sets its register and colour. The same chord can be voiced in…
- Rootless voicingA chord voicing that omits the root, usually because a bass player supplies it, and keeps the third, seventh…
- Quartal harmonyHarmony built from stacked perfect fourths rather than thirds, which gives chords an open and ambiguous sound.
Articles
Orchestration
Brass Choir Voicing: Spacing, Balance and Dynamics
Score for trumpets, horns, trombones and tuba: open vs close voicing, dynamic balance, chorale style and fanfare writing.
Orchestration
Voicing a String Quartet: Registers, Doublings, Weight
The quartet is four registers, not four violins. What each instrument can sustain, where the texture muddies, and which double stops lie under the hand.
Harmony
Triads and Inversions: Root Position, Sixth, Six-Four
Root position, first and second inversion: how triad voicings shape the bass line, when to invert, and what the figures mean.
Jazz & Popular Harmony
Chord Extensions Explained: Ninths, Elevenths and Thirteenths
Ninths, elevenths and thirteenths are chord tones stacked above the seventh. Which of them fit a chord depends on its quality, and some clash with the third.
Songwriting & Composition
Common Chord Progressions: Loops, Numerals and Why They Work
The chord loops that songwriters reuse most, in Roman numerals and in the keys of C and G, with the reasons they work and how to vary them.
Harmony
The ii V I Progression in Major, Minor and Jazz Styles
Why ii V I is the backbone of tonal music: voice leading, turnarounds, minor-key forms, and the jazz reharm toolkit.
Music History
Romantic Chromaticism and the Expanding Tonic
Chromatic harmony widened a key without leaving it: the resources that do the work, the Tristan chord, and how to analyse it without over-labelling.
Harmony
Chord Symbols Explained: Major, Minor, Seventh and Slash Chords
A chord symbol names the root, the quality, the extra notes and the bass. Here is how to read Cmaj7, C7, Cm7, C/E and C7b9, and the notes each one contains.
Orchestration
Reading an Orchestral Score: Layout and a Method for First Reads
An orchestral score stacks every part on one page. This covers the standard order of the families, the brackets and clefs, and a first-read method.
Orchestration
String Bowing and Articulation: A Practical Arranger Guide
Legato, detache, spiccato, staccato, martelé: what each bowing sounds like, how to mark it, and writing playable string parts.
Harmony
Tritone Substitution: The subV7 Chord That Still Resolves
Replace any dominant with the dominant a tritone away: why subV7 works, how it smooths bass lines, and where jazz standards hide it.
Orchestration
Woodwind Doubling and Balance in Orchestral Writing
Which woodwind doublings blend and which stick out: unisons, octaves, registers, dynamics, and practical balance.
Tuning & Temperament
Just Intonation, Beating and Why Intervals Sound in Tune
Pure intervals come from small whole-number ratios, and beating is what stops them sounding pure. What just intonation gives, and what it cannot fix.
Guitar & Fretboard
Capo and Transposition: How a Capo Changes the Key
A capo raises every open string by one semitone per fret, so a G shape played at fret 2 sounds in A. This shows how to find the sounding key and how to choose a capo position.
Ear Training & Practice
How to Transcribe Music by Ear: A Step-by-Step Procedure
Transcribe by ear in a fixed order: key and bass first, then chords by root and quality, then the melody by scale degree, and rhythm last.
Harmony
Suspended Chords: Sus2 and Sus4 Explained
A sus chord swaps the third of a triad for the second or fourth. Here is what Csus2 and Csus4 contain, why neither is major or minor, and how they resolve.
Harmony
The Neapolitan Sixth Chord: Sound, Spelling, Resolution
The flat-II chord that darkens minor keys: how the Neapolitan sixth is built, voiced, resolved, and used from Bach to Schubert.