Light

Human color perception

Color models

Color names

Modal interplay

Nature of sound

Human auditory system

Psychoacoustics

Frequency and pitch

Timbre and overtones

Temperaments

Solmization

National notation systems of ancient and modern cultures

Evolution of european notation systems

Classic European music staff notation

Alternative notation systems

Chromatone color notation

Unison and octave

Fifth and fourth

Third and sixth

Seconds and sevenths

Emancipation of dissonance

Sensory dissonance

Interval cycles

Triads

Tetrads

Chords with 5 notes and more

Tone clusters

Study of scales

Pentatonic scales

Diatonic scales

Melodic minor

Symmetrical scales

Scale degrees

Indian Raga

Rhythm, timeline, ostinato

Pulse, beat and tempo

Counting

Meters

Rhythmic systems

Syncopation, swing and groove

Drum rudiments

Study

Chord progressions

Polytonality

Modulation

Harmonic movements

Functional tonal harmony

Chord-scale system

Nonchord tones

Melody study

Motion

Singing

Drone

Articulation and ornamentation

Generative theory of tonal music

Atonality and serialism

Musical form

Song structure

Composers

Texture

Electronic minimalism

RGB

CMYK

HSL, Lch, HWB

Lab

Equal loudness contour

Monochord

Sensory dissonance curve

String overtones

Circles

Bars

Step sequencer

Noise lab

Tuner

Spectrogram

Roll

Drone

Table

Circle of fifths

Tonal array

Finder

Tabs

Mode degrees

Scale chords

See it

Сhromagram

Grid

Profile

Compass

Browser

Waveform

Roll

Monitor

Router

Log

Radar

Recorder

File visualizer

Rows

AMY synth

Jam session

Ambient drone box

Connect

Fretboard calculator

Spectrum analyzer

Paper

Brain stimulation research

Sound laboratory

Dev experiments

Other online music tools

Pirate Bay @ Phuket, Thailand

In English

In Russian

Apps

Contemporary art

Educational content

Music video production

OP-1 stickers

Universal instrument stickers

A5 MAX sticker set

Standard piano keys stickers

Guitar fretboard stickers

Ukulele fretboard stickers

A5 multi instrument sticker set

Ukulele fretboard stickers v.1

Holographic chroma circle sticker

A5 diatonic scales memo

A4 cheat-sheet WIP