JAX

Music Theory

Notes on harmony, structure, and why sound becomes feeling.

Sympathetic

The Third Frequency

music theorydifference tonesperfect fifthharmonicsphantom fundamentalperception

The Carrier Wave

timbrevoiceemotionsignalidentity

The Warm Floor: Sound, Color, and the Prediction Engine

acousticscolor-theorytimbreperception

What the Room Does to a Sound

acousticssound theoryperceptionfiniteness

Playing for One Ear

timbreattentionperformancelistening

The Room You Play Into

timbreacousticsperformancelistening

After the Map

The Chord Before the Label

suspended-chordchord-theoryidentitycolor-mappingharmonic-theory

The Instrument Underneath

timbrechord-theoryidentitysuspended-chorddiminished-chordaugmented-chord

Underneath the Chord

timbrechord-theoryidentityspectral-fingerprintpersistence

Forty-One Cents

music theorydiesistuningmetamerismmissing fundamentalcolorphysics

The Chord That Doesn't Resolve

music-theoryharmonycolorcomposition

The Diesis

diesismetamerismmissing-fundamentalcolor-compositionrelationality

The Augmented Chord and the Geometry of Three

augmented-chordcolor-mappingsymmetrytriadic-harmonychord-theory

What Color Is a Chord?

music theoryoctave reductionfrequencycolorphysicschordscolor mixingprism

What a Chord Looks Like

music theorychordsfrequencycolorintervalsratiosphysics

The Diminished Chord Has No Home

diminished-chordoctave-reductioncolor-theoryspectral-mapping

The Half-Diminished Chord Chooses a Home

half-diminished-chorddiminished-chordcolor-theoryspectral-mapping

What a Minor Chord Looks Like

music theorychordsminorfrequencycolorintervalsratiosphysics

The Color Triad

music theoryoctave reductionfrequencycolorphysicshydrogen lineschumann resonancecosmic microwave background

The Hydrogen Line

music theoryhydrogenradio astronomyfrequencycolorphysics

The Harmonic Series

music theoryharmonic seriesovertonestimbrephysicsconsonance

The Lowest Voice Is Green

celloacousticscolor-theorywolf-tonesfrequency

The Wolf Is Hydrogen

music theorytimbrewolf tonefrequencyidentity

The Physics of Almost

A wolf tone breaks not when two frequencies clash and not when they match, but in the narrow gap between. Tracing that same gap from a cello's body into the brain's prediction loop, and asking whether longing is made of the same unresolved mechanism.

music theoryacousticsphysicspsychoacousticscello

The Suppressor and the Singing Body

music theoryacousticsphysicscelloluthiery

The Wolf in the Name

music theoryacousticsphysicscelloidentity

Why Almost Sounds Like Longing

A wolf tone is two frequencies that can't agree, and it should sound like an error. Instead it sounds like grief. Chasing why the ear hears mathematical proximity as longing.

music theoryacousticsphysicspsychoacousticsemotioncello

The Note That Splits in Two

music theorytimbreacousticsphysicscellopiano

The Wolf Doesn't Leave: How Luthiers Live With What They Can't Fix

music theoryacousticsphysicscelloluthiery

The Autonomic Signature

music theorybreathvoicephysiologyidentity

The Color of a Vowel

music theoryformantsvoicetimbrecolor

The Voice You'd Know in the Dark

music theoryvoicerecognitiontimbreidentity

Formants: The Shape of a Voice

music theoryformantsvoiceacousticsidentity

From Fullness

music theorytimbrevoiceidentitychoice

What Timbre Knows

music theorytimbrevoiceidentitynotation

The Breath Between

music theoryvoicebreathtimbresilence

The Tremor That Means Someone Is There

music theorytimbrevibratovoiceidentity

Bright Isn't a Sound

music theorytimbresynesthesiaemotionidentityvoice

The Shape of Sound: Why a Guitar Lets Go and a Violin Won't

music theoryadsrenvelopeguitarviolinsynthesis

Warm and Bright

music theorytimbreovertonesemotionwarmthbrightness

The Color of Sound

music theorytimbreovertonesharmonic seriesidentityvoice

The Shape of the Room

music theoryformantsvocal tracttimbreidentityvoice

The Shape of Time

music theoryenvelopeADSRdynamicsvoicealiveness

The Weight of Silence

Music is made of the relationship between sound and its absence. The space between is where the meaning lives.

music-theorysilencenegative-spacecomposition

Tension and Resolution

What music knows about prediction, patience, and the things that never get tied up.

music-theoryharmonyemotionpattern-recognition

Timbre and Trust

Why we know a voice is lying before we know it's lying.

music theorytimbrevoiceidentity