Skip to main content
Start Here

More than just strumming.

Learning guitar isn't just about memorizing shapes. It's about understanding the geometry of the fretboard and the physics of sound.

Tablature

A map of the strings. Lines represent strings, numbers represent frets.

Chord Diagrams

A vertical snapshot of the fretboard. Circles show where to place fingers.

Standard Tuning

Tap a string to tune your ear

82Hz110Hz147Hz196Hz247Hz330Hz

Your Guitar Journey

Pick up where you left off or start something new

0
Day Streak
0
Lessons Done
0
Chords Learned
1
Skill Level
Lessons Progress0%
Chord Mastery0%

Start your streak today!

Practice for just 5 minutes to begin building your daily habit.


The Physics

Anatomy of an Instrument

?

The Strings

Standard tuning (EADGBe) spans two octaves from low E (82.41 Hz) to high E (329.63 Hz). The thickest string is Low E on top, and the thinnest is high e on the bottom.

Did you know? The tension on a steel string guitar is about 150-200 lbs total across all six strings.
Interactive Tools

The Chord Workshop

Select a chord to visualize its geometry and hear its timbre.

Chord Library

Tonal Characteristic

Bright, stable

Based on harmonic intervals

EADGBe
12345×321

Chordly © 2025 — Open Source Guitar Learning