Learn NNS

Learn NNS

A complete guide to the Nashville Number System — from basic theory to advanced ensemble applications.

1. Introduction to the Nashville Number System

What is the Nashville Number System?

The Nashville Number System (NNS) is a method of transcribing music by denoting chords according to their scale degree rather than by their letter name. Developed in the late 1950s by Neal Matthews Jr. of the Jordanaires, the system revolutionized how session musicians in Nashville could quickly learn, transpose, and perform songs.

Why Use Numbers Instead of Letters?

The primary advantage of the Nashville Number System is instant transposition. When you write a song progression as 1–4–5–1 instead of C–F–G–C, any musician can immediately play it in any key by simply knowing what key you're in.

Example:

  • In key of C: 1–4–5–1 = C–F–G–C
  • In key of G: 1–4–5–1 = G–C–D–G
  • In key of D: 1–4–5–1 = D–G–A–D

The progression remains the same; only the starting pitch changes.

Key Assumptions

The Nashville Number System can work in both major and minor keys. Unless otherwise noted, these are the standard assumptions:

For Major Keys:

  • Numbers without modification represent major triads (1, 4, 5)
  • Numbers 2, 3, and 6 are assumed minor (2-, 3-, 6-)
  • Number 7 is assumed diminished (7°)

For Minor Keys:

  • When the chart indicates a minor key (e.g., "Key: Am"), the 1 chord is minor
  • Numbers represent the natural minor scale unless otherwise marked
  • Common to see raised 7th (leading tone) in minor keys

General Conventions:

  • Nashville numbers are assigned from the major scale of the current key center, even when the song uses modal mixture or borrowed chords.
  • There is no single universal NNS standard; chart writers may use different symbols and layout conventions.
  • The song key, time signature, tempo, and feel are noted at the beginning of the chart
  • Key signatures with sharps and flats are enharmonically equivalent (C♯ = D♭) but notated according to the key.
  • NNS Pro intentionally avoids double sharps and double flats in display and uses enharmonic equivalents for readability, though various musicians may have different preferences on this topic.

2. Music Theory Foundations — Steps and Intervals

Understanding Half Steps and Whole Steps

Before diving into the number system, it's essential to understand the building blocks of scales: half steps and whole steps.

Half Step (Semitone)

A half step is the smallest interval in Western music—the distance from one note to the very next note. On a piano, this is the distance from any key to the key immediately next to it (including black keys).

Examples of half steps:

  • E to F (no black key between them)
  • B to C (no black key between them)
  • C to C♯
  • F♯ to G
  • A to B♭

On guitar, a half step is one fret.

Whole Step (Tone)

A whole step equals two half steps. It skips one key on the piano or moves two frets on a guitar.

Examples of whole steps:

  • C to D (skips C♯)
  • D to E (skips D♯)
  • F to G (skips F♯)
  • A to B (skips A♯)

Why This Matters

Every scale is defined by its unique pattern of whole steps and half steps. The specific sequence determines whether a scale sounds major, minor, bluesy, or exotic.

The Chromatic Scale

The chromatic scale contains all 12 pitches in Western music, each separated by a half step:

C – C♯ – D – D♯ – E – F – F♯ – G – G♯ – A – A♯ – B – C

This is the complete "palette" from which all other scales are built.

Practical spelling rule: Most charts choose sharps or flats based on key context and melodic direction. Ascending chromatic motion is commonly written with sharps; descending chromatic motion is commonly written with flats.

3. The Major Scale and Number Assignment

The Major Scale Formula

The major scale follows a specific pattern of whole steps (W) and half steps (H):

W – W – H – W – W – W – H

Starting from any note and following this pattern produces a major scale.

Example: C Major Scale

Note C D E F G A B C
Number 1 2 3 4 5 6 7 1
Interval W W H W W W H

Notice the half steps occur between 3–4 and 7–1. This pattern is identical in every major key.

Example: G Major Scale

Note G A B C D E F♯ G
Number 1 2 3 4 5 6 7 1
Interval W W H W W W H

The F♯ is required to maintain the W–W–H–W–W–W–H pattern.

Why Half Steps Fall Between 3–4 and 7–1

The major scale's characteristic sound comes from this specific arrangement. The half step between 7 and 1 creates a strong "pull" toward the tonic (the 1 chord), which is why the 7th scale degree is called the leading tone.

Number Assignment in All Keys

Major Keys (Sharp Keys)

Key 1 2 3 4 5 6 7
C C D E F G A B
G G A B C D E F♯
D D E F♯ G A B C♯
A A B C♯ D E F♯ G♯
E E F♯ G♯ A B C♯ D♯
B B C♯ D♯ E F♯ G♯ A♯
F♯ F♯ G♯ A♯ B C♯ D♯ E♯

Major Keys (Flat Keys)

Key 1 2 3 4 5 6 7
F F G A B♭ C D E
B♭ B♭ C D E♭ F G A
E♭ E♭ F G A♭ B♭ C D
A♭ A♭ B♭ C D♭ E♭ F G
D♭ D♭ E♭ F G♭ A♭ B♭ C

Enharmonic Equivalents

Some keys sound identical but are notated differently depending on context:

Sharp Key Flat Key (Enharmonic)
C♯ major D♭ major
F♯ major G♭ major
B major C♭ major

4. Keys, Minor Keys, and Enharmonic Equivalents

Major and Minor Keys in the NNS

The Nashville Number System works equally well in major and minor keys. In a major key, 1 represents the major tonic chord; in a minor key, 1 represents the minor tonic chord.

  • In C major: 1 = C (major), diatonic chords: 1, 2-, 3-, 4, 5, 6-, 7°
  • In A minor: 1 = A- (minor), diatonic chords based on: 1 2 ♭3 4 5 ♭6 ♭7

Diatonic Chords in Minor Keys

Natural minor scale pattern: 1 2 ♭3 4 5 ♭6 ♭7

Diatonic triads in natural minor:

  • 1- = Minor tonic
  • 2° = Diminished supertonic
  • ♭3 = Major mediant
  • 4- = Minor subdominant
  • 5- = Minor dominant (often raised to major: 5)
  • ♭6 = Major submediant
  • ♭7 = Major subtonic

Example progression in A minor:

  • Natural minor: 1- 4- 5- 1- (Am Dm Em Am)
  • Harmonic minor sound: 1- 4- 5 1- (Am Dm E Am)
  • With seventh: 1- 4- 5⁷ 1- (Am Dm E7 Am)

Minor Key Variations

Natural minor (Aeolian): 1 2 ♭3 4 5 ♭6 ♭7 Harmonic minor: 1 2 ♭3 4 5 ♭6 7 (raised 7th for stronger resolution) Melodic minor: 1 2 ♭3 4 5 6 7 ascending / reverts descending

Practical Key Selection

  • Guitar/bass: Often prefer E, A, D, G, C, F (open string keys)
  • Horn sections: Often prefer flat keys (B♭, E♭, A♭, D♭)
  • Contemporary worship: Mix of both, determined by vocal range

5. Timing, Tempo & Note Durations

Understanding timing and tempo is essential for reading and writing Nashville Number System charts.

5.1 Time Signatures

Time Signature Beats per Measure Beat Unit Common Use
4/4 4 Quarter note Most popular music, rock, pop, country
3/4 3 Quarter note Waltzes, some ballads
2/4 2 Quarter note Marches, polkas
6/8 6 Eighth note Compound duple — feels like 2 groups of 3
2/2 (Cut time) 2 Half note Fast feel, marches, some hymns
12/8 12 Eighth note Compound quadruple — blues shuffles

5.2 Simple vs. Compound Time

  • Simple time (2/4, 3/4, 4/4): Each beat divides naturally into two equal parts.
  • Compound time (6/8, 9/8, 12/8): Each beat divides naturally into three equal parts.

5.3 Tempo

Tempo Marking BPM Range Feel
Largo 40–60 Very slow
Adagio 60–76 Slow, expressive
Andante 76–108 Walking pace
Moderato 108–120 Moderate
Allegro 120–156 Fast, lively
Presto 156–200+ Very fast

5.4 Note Durations

Note Duration (in 4/4)
Whole note 4 beats
Half note 2 beats
Quarter note 1 beat
Eighth note ½ beat
Sixteenth note ¼ beat

Dotted notes add half the original value: a dotted half note = 3 beats.

5.5 Feel and Groove

  • Straight feel: Subdivisions are even (each eighth note is exactly half a beat).
  • Swing/Shuffle feel: The first subdivision is longer than the second.
  • Half-time feel: The groove implies a tempo half as fast as the written BPM.
  • Double-time feel: The groove implies a tempo twice as fast.

6. Chord Quality Notation

Diatonic Triads in Major Keys

Scale Degree Chord Quality NNS Notation
1 Major 1
2 Minor 2- (or 2m)
3 Minor 3- (or 3m)
4 Major 4
5 Major 5
6 Minor 6- (or 6m)
7 Diminished 7° (or 7o)

Example in Key of C Major

Number Letter Name Quality
1 C major Major
2- D minor Minor
3- E minor Minor
4 F major Major
5 G major Major
6- A minor Minor
B diminished Diminished

Seventh Chords

Adding the seventh creates richer harmonies:

  1. 1Δ⁷ = Major seventh (Cmaj7)
  2. 2m⁷ = Minor seventh (Dm7)
  3. 5⁷ = Dominant seventh (G7)
  4. 7ø⁷ = Half-diminished seventh

Non-Diatonic Chords

Chords outside the key use accidentals before the number:

  1. ♭3 = Flat three chord (E♭ in key of C)
  2. ♭7 = Flat seven chord (B♭ in key of C) — common in rock and blues
  3. ♯4 = Sharp four chord

Important: The accidental goes before the number (♭7, not 7♭).

Inversions and Slash Chords

Slash notation shows a different bass note:

  1. 1/3 = Tonic chord with the 3rd in bass (C/E in key of C)
  2. 4/5 = IV chord over the 5th scale degree (F/G in C)
  3. 5/7 = V chord with leading tone in bass (G/B in C)

Extended and Altered Chords

  1. Suspended: 1sus⁴, 5sus²
  2. Added tones: 1add⁹, 4add⁶
  3. Ninths: 2m⁹, 5⁹
  4. Alterations: 5⁷♭⁹, 5⁷♯¹¹
  5. Augmented: 1+, 5+

7. Rhythm Notation and Symbols

Basic Rhythm Symbols

Diamond (Whole Note Hold)

A diamond shape around a number indicates a whole note or sustained chord.

Symbol:Meaning: Hold the chord for the entire measure (or longer).

Push (Anticipation)

A push or anticipation means playing the chord on the "and" of the beat before the barline.

Symbol: > placed before the chord

Repeat Symbols

Symbol Meaning
% Repeat the previous measure exactly
%2 Repeat the previous 2 measures
%4 Repeat the previous 4 measures
① ② First and second endings

Articulation Symbols

Symbol Name Meaning
> Accent Play with emphasis
Marcato Strong accent, let ring
Cutoff Stop abruptly
Dot Staccato marker above chord
𝄐 Fermata Hold the note longer than written

Dynamics

Symbol Meaning
< Crescendo (get louder)
> Decrescendo (get softer)
p, mp, mf, f, ff Dynamic levels (soft to very loud)

Structure and Navigation

Symbol Meaning
§ Segno — "the sign", a repeat reference point
Coda — "the tail", marks the closing section
D.S. al Coda Return to Segno, play to Coda, jump to Coda
D.C. al Fine Return to beginning, play to Fine

Tuplets

Grouping Meaning
3 Triplet — three notes in the space of two
5 Quintuplet — five notes in the space of four
7 Septuplet — seven notes in the space of four or six

8. Chart Layout and Song Structure

Standard Chart Format

A professional Nashville Number chart typically includes:

  1. Song title at the top
  2. Key, tempo, and time signature (e.g., "Key: G, 120 BPM, 4/4")
  3. Feel or style indication (e.g., "Moderate rock," "Slow ballad")
  4. Section labels for form (Intro, Verse, Chorus, Bridge, Outro)
  5. Chord progression using numbers
  6. Road map symbols for navigation (repeats, endings, codas)

Section Labels

Abbreviation Section
I or Intro Introduction
V or V1, V2, V3 Verse 1, 2, 3
C or Ch Chorus
B or Br Bridge
PC Pre-Chorus
IC or Int Instrumental/Interlude
O or Outro Ending
T or Tag Tag/Repeated ending phrase

Measure Organization

  1. Underlined chords indicate split measures (two chords sharing one measure)
  2. Non-underlined chords occupy the full measure
  3. Vertical bars (|) are an alternative method
  4. Choose one notation method per chart for consistency

NNS Pro Chart Structure

NNS Pro follows a strict hierarchy:

  1. Song metadata (title, key, tempo, time signature, feel)
  2. Sections (Intro, Verse, Chorus, Bridge, etc.)
  3. Lines inside each section
  4. Measures inside each line
  5. Chord items inside each measure

9. Common Chord Progressions

I–IV–V (1–4–5)

The foundation of rock, country, and blues.

  • 12-bar blues: 1 1 1 1 | 4 4 1 1 | 5 4 1 5
  • Rock progression: 1 4 5 4 (repeat)

I–V–vi–IV (1–5–6-–4)

One of the most popular progressions in modern pop music.

  • Key of C: C–G–Am–F
  • Key of G: G–D–Em–C
  • Key of D: D–A–Bm–G

ii–V–I (2-–5–1)

The cornerstone of jazz and gospel music.

  • 2m⁷ – 5⁷ – 1Δ⁷

I–vi–IV–V (1–6-–4–5)

Classic "doo-wop" or "50s progression."

Examples: "Stand By Me," "Every Breath You Take," "Blue Moon"

Gospel and Contemporary Worship Progressions

  1. 1 – 5/7 – 6- – 6-/5 – 4 – 1/3 – 2- – 5 (descending bass line)
  2. 6- – 4 – 1 – 5 (very popular in contemporary worship)
  3. 1 – 4 – 6- – 5 (simplified pop progression)

Blues Progressions

Standard 12-bar blues:

Bar 1–4 Bar 5–6 Bar 7–8 Bar 9–12
1⁷ 4⁷ 1⁷ 5⁷ – 4⁷ – 1⁷ – 5⁷

10. Scale Patterns in the Number System

Major Scale

Pattern: 1 – 2 – 3 – 4 – 5 – 6 – 7 – 1 Step formula: W – W – H – W – W – W – H

Natural Minor Scale

Pattern: 1 – 2 – ♭3 – 4 – 5 – ♭6 – ♭7 – 1

Major Pentatonic Scale

Pattern: 1 – 2 – 3 – 5 – 6 Example in C: C – D – E – G – A

Minor Pentatonic Scale

Pattern: 1 – ♭3 – 4 – 5 – ♭7 This is the most commonly used scale in blues, rock, and contemporary music.

Blues Scale

Pattern: 1 – ♭3 – 4 – ♭5 – 5 – ♭7 This is the minor pentatonic with an added ♭5 (the "blue note").

Common Modes

Mode Pattern Usage
Dorian 1 2 ♭3 4 5 6 ♭7 Jazz, funk, Latin
Mixolydian 1 2 3 4 5 6 ♭7 Rock, blues, country
Phrygian 1 ♭2 ♭3 4 5 ♭6 ♭7 Flamenco, metal
Lydian 1 2 3 ♯4 5 6 7 Film scores, progressive rock

Scale Pattern Quick Reference

Scale Number Pattern Step Pattern
Major 1 2 3 4 5 6 7 W-W-H-W-W-W-H
Natural Minor 1 2 ♭3 4 5 ♭6 ♭7 W-H-W-W-H-W-W
Harmonic Minor 1 2 ♭3 4 5 ♭6 7 W-H-W-W-H-W+H-H
Major Pentatonic 1 2 3 5 6 W-W-W+H-W-W+H
Minor Pentatonic 1 ♭3 4 5 ♭7 W+H-W-W-W+H-W
Blues 1 ♭3 4 ♭5 5 ♭7 W+H-W-H-H-W+H-W

11. Comparing NNS and Roman Numerals

Conceptual Parallels

Roman numeral analysis and the Nashville Number System both describe chords relative to the key center.

  • Roman numerals: I, ii, iii, IV, V, vi, vii°
  • Nashville numbers: 1, 2-, 3-, 4, 5, 6-, 7°

Key Differences

Aspect Roman Numerals Nashville Numbers
Primary use Analysis, composition Performance, session work
Format I, ii, IV, V, vi 1, 2-, 4, 5, 6-
Transposition Requires rewriting Instant (just change key)
Target audience Students, theorists Working musicians
Typical context Scores, textbooks Lead sheets, charts
Rhythm notation Minimal or separate Integrated

Why NNS Is Popular with Working Musicians

  • Speed: Musicians see "1–5–6–4" and can play it in any key without adjusting the chart.
  • Simplicity: Numbers are faster to write and read than Roman numerals.
  • Universal language: All instruments in a band can read the same chart.
  • Studio efficiency: Session players can learn songs in minutes.

Translation Between Systems

Major key example (C major):

Roman Nashville C major chord
I 1 C major
ii 2- D minor
IV 4 F major
V 5 G major
vi 6- A minor
Imaj7 1Δ⁷ Cmaj7
V7 5⁷ G7

12. Modulation and Key Changes

Types of Key Changes

Direct Modulation

An immediate shift to a new key, often up a whole step or half step for the final chorus.

Notation: Write "Mod to [new key]" or "Key: [new key]" at the modulation point.

In NNS Pro, modulation markers are entered as Mod n (for numeric view) and displayed as an arrow style configurable in Chart Settings.

Example:

[Chorus in G]
| 1 | 4 | 5 | 1 |

Mod to A (up 1 whole step)

[Chorus in A]
| 1 | 4 | 5 | 1 |

After the modulation, all numbers refer to the new key.

Multiple Modulations

Songs can modulate more than once. Each new modulation marker resets what 1 means.

Note: In NNS Pro, each mod number (when viewing NNS numbers) references the original song key. For example, if the key is C and there is a Mod 4 then a Mod 5, this changes the key to F then G (both referencing the original key).

Common Modulation Amounts

Modulation Effect
Up a half step Very dramatic, high energy
Up a whole step Classic pop/gospel move for final chorus
Up a minor 3rd Creates darker, more intense feeling
Down a whole step Rare, creates release

Secondary Dominants

Shown as fractions:

  1. 5/2 = The dominant of the 2 chord
  2. 5/5 = The dominant of the 5 chord
  3. 5/6 = The dominant of the 6 chord

Example: 1 | 5/5 | 5 | 1
In C: C | D7 | G | C

Borrowed Chords

  1. ♭3 = Flat three (E♭ in key of C)
  2. ♭6 = Flat six (A♭ in key of C)
  3. ♭7 = Flat seven (B♭ in key of C) — extremely common in rock

Example: 1 – ♭7 – 4 in C = C – B♭ – F

13. Ensemble Applications

Using NNS in a Full Band

The Nashville Number System serves as a universal language that allows all band members to work from the same chart while interpreting their specific roles.

For Drummers

Drummers use the NNS chart primarily to understand song structure and dynamic changes.

Primary focus:

  • Form and sections: Track verse, chorus, bridge labels
  • Hits and accents: Note diamonds (holds), pushes (anticipations), stops
  • Dynamic markings: Follow crescendos, decrescendos, written instructions

For Bass Players

Primary focus:

  • Root notes of each chord
  • Slash-chord bass notes (1/3, 4/5, 5/7 indicate specific bass notes)
  • Creating walking lines between chords

For Guitar and Keyboard Players

Chordal instruments translate numbers to voicings and use scale patterns for fills and solos.

Chord translation example in key of G: Chart shows: 1 – 4 – 5 – 6-

  • Guitarist plays: G – C – D – Em
  • Keyboardist plays: G triad – C triad – D triad – Em triad

For Bandleaders and Singers

Common bandleader calls:

  • "Go to the bridge" (section navigation)
  • "Mod up 2" (move up a whole step)
  • "Tag the chorus 2x" (repeat ending)
  • "Big on the 4" (dynamic emphasis on the 4 chord)

14. Advanced Techniques and Applications

Pedal Tones

Sustained bass note while chords change above:

Example: 1 4/1 5/1 4/1 1 (bass stays on 1 throughout)

Alternate Bass Lines

Show specific bass movement independent of chords:

Example:

  • Chords: 1 4 5 1
  • Bass: 1 1/3 4 4/5 5 5/7 1

This creates an ascending bass line (C–E–F–G–B in key of C).

Nashville Numbers for Specific Instruments

For Bass Players: Focus on the root and slash bass notes. Improvise walking lines between chord tones.

For Drummers: Numbers show harmonic form and section changes. Focus on dynamic markings and feel indications.

For Keyboard Players: Play full chord voicings. Use slash chords to guide left-hand bass lines.

For Guitar Players: Translate numbers to chord shapes in the given key. Use number system to quickly find alternate voicings.

Complex Rhythm Patterns

For intricate rhythms, combine symbols or write specific patterns:

  • Push notations can stack with other modifiers
  • Accent marks (>, ▲, ▼) modify how the chord attack is performed
  • Cutoff marks (✕) end the note abruptly regardless of written duration

15. Ear Training and Practice Curriculum

Ear Training with the Number System

One of the most powerful applications of the Nashville Number System is training your ear to recognize progressions as numeric patterns rather than specific chord names.

Basic Ear Training Exercises

Exercise 1: Singing Scale Degrees

  1. Play or sing the tonic (1) in a comfortable key
  2. Sing up the major scale: 1–2–3–4–5–6–7–1
  3. Sing back down: 1–7–6–5–4–3–2–1
  4. Practice in multiple keys (C, G, D, F, B♭)

Exercise 2: Recognizing Common Patterns

  1. Play these progressions in various keys:
    • 1–4–5–1 (basic progression)
    • 1–5–6-–4 (pop progression)
    • 1–6-–4–5 (doo-wop)
    • 2-–5–1 (jazz turnaround)
  2. Listen and identify which progression you're hearing
  3. Practice until you can recognize them instantly in any key

Intermediate Dictation Exercises

Exercise 3: Chart Transcription

  1. Choose a simple song (start with three or four chords)
  2. Identify the key by finding the tonic
  3. Listen and write down the chord numbers for each section
  4. Check your work by playing along with the recording

Practice Routine Recommendations

Beginner (weeks 1–4):

  • 10 min: Sing major scale degrees daily
  • 10 min: Identify 1–4–5–1 progressions by ear
  • 10 min: Transpose simple songs to three different keys

Intermediate (months 2–6):

  • 15 min: Transcribe chord progressions from recordings
  • 15 min: Improvise using pentatonic scales in multiple keys

Advanced (ongoing):

  • 15 min: Transcribe complete song charts including form
  • 20 min: Sight-reading Nashville Number charts and transposing on the fly

16. Reference Tables and Quick Guide

Complete Number-to-Chord Reference

Major Keys

Key 1 2- 3- 4 5 6-
C C Dm Em F G Am
D♭ D♭ E♭m Fm G♭ A♭ B♭m
D D Em F♯m G A Bm C♯°
E♭ E♭ Fm Gm A♭ B♭ Cm
E E F♯m G♯m A B C♯m D♯°
F F Gm Am B♭ C Dm
G G Am Bm C D Em F♯°
A♭ A♭ B♭m Cm D♭ E♭ Fm
A A Bm C♯m D E F♯m G♯°
B♭ B♭ Cm Dm E♭ F Gm
B B C♯m D♯m E F♯ G♯m A♯°

Symbol Legend Quick Reference

Chord Quality Symbols

Symbol Meaning Example
(none) Major triad 1, 4, 5
m or - Minor chord 2m, 3-, 6-
° or o Diminished
+ Augmented 1+, 5+
7 Dominant 7th 5⁷
Δ7 or maj7 Major 7th 1Δ⁷
ø Half-diminished
sus, sus2 Suspended 1sus, 5sus²
♭5, ♭9 Altered tones 5⁷♭⁹
/ Slash chord (bass note) 1/3, 5/7

Common Progressions Quick List

# Progression Style
1 1 – 4 – 5 Basic rock/country
2 1 – 5 – 6- – 4 Pop progression
3 1 – 6- – 4 – 5 Doo-wop
4 2- – 5 – 1 Jazz turnaround
5 1 – ♭7 – 4 Rock anthem
6 6- – 4 – 1 – 5 Contemporary worship
7 1⁷ – 4⁷ – 1⁷ – 5⁷ 12-bar blues

17. Suggested Reading & Resources

Books

  • "The Nashville Number System" by Chas Williams — The definitive guide, written by one of Nashville's premier session musicians.
  • "Music Theory For Dummies" by Michael Pilhofer & Holly Day — Accessible introduction to music theory fundamentals.
  • "The Jazz Theory Book" by Mark Levine — Comprehensive jazz theory reference for chord extensions and substitutions.
  • "Harmony and Theory" by Keith Wyatt & Carl Schroeder — Practical music theory workbook used by MI students.

Online Resources

  • musictheory.net — Free interactive lessons covering fundamentals, scales, chords, and ear training.
  • teoria.com — Music theory tutorials and exercises with audio examples.
  • hooktheory.com — Analyzes chord progressions in popular songs.
  • tonedear.com — Free ear training exercises for intervals, chords, and scales.

YouTube Channels

  • Adam Neely — Deep dives into music theory and analysis.
  • 12tone — Visual music theory explanations.
  • Michael New — Clear, beginner-friendly theory lessons.
  • Signals Music Studio — Practical songwriting and theory.

Practice Tips

  1. Start by charting songs you know — Pick a simple song and write out the NNS chart by ear.
  2. Transpose everything — Practice playing the same chart in multiple keys.
  3. Play along with recordings — Use your NNS charts while listening.
  4. Join a jam session or worship team — Real-world application accelerates learning.
  5. Use ear training daily — Even 5 minutes a day builds strong musical instincts.