In a blues jam, the strongest lead lines don’t just “fit the scale”—they announce the chord change. You do that by targeting chord tones (root, 3rd, 5th, b7) right when the harmony moves. This chapter focuses on a practical method: choose a small set of chord-tone targets for I7, IV7, and V7 in one position, then practice resolving phrases so that the first beat of each new bar lands on a chord tone.
1) Identify chord-tone targets (one position, adjacent strings)
We’ll use a common blues key for examples: A blues (I7 = A7, IV7 = D7, V7 = E7). Choose one position and map chord tones on adjacent strings so you can move between targets with minimal motion.
Chord-tone map on strings 3–2 (G and B strings), around 5th position
This is a compact “target zone” that sits under your fingers and works well for fills between rhythm hits.
| Chord | Chord tones | Targets on G string | Targets on B string |
|---|---|---|---|
| A7 (I7) | A C# E G | G2 = A (2nd fret), G6 = C# (6th fret), G9 = E (9th fret) | B5 = E (5th fret), B8 = G (8th fret) |
| D7 (IV7) | D F# A C | G2 = A (2nd fret), G7 = D (7th fret), G11 = F# (11th fret) | B1 = C (1st fret), B3 = D (3rd fret), B6 = F# (6th fret) |
| E7 (V7) | E G# B D | G4 = B (4th fret), G9 = E (9th fret) | B4 = D (4th fret), B9 = G# (9th fret) |
How to use this map: you don’t need every tone at once. Pick two targets per chord (often the 3rd and b7) because they define the dominant sound and clearly mark the change.
- A7: C# (3rd) and G (b7)
- D7: F# (3rd) and C (b7)
- E7: G# (3rd) and D (b7)
Notice how these “guide tones” are close together on the neck. That closeness is what makes your lead sound locked to the rhythm: you can move a fret or two and the listener hears the chord shift.
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2) Practice landing chord tones on beat 1 of each new chord
The goal is simple: when the band hits a new chord, your line lands on a chord tone on beat 1. Everything before beat 1 is setup; beat 1 is the “answer.”
Bar-transition targets (A blues: I → IV → I → V → IV → I)
Use these as default landing notes:
- Bar 1 (A7): land on C# (G string, 6th fret) or G (B string, 8th fret)
- Bar 5 (D7): land on C (B string, 1st fret) or F# (B string, 6th fret)
- Bar 9 (E7): land on D (B string, 3rd or 4th fret depending on position choice; in this map: B4 = D) or G# (B string, 9th fret)
To keep this in one workable area, you can choose targets that sit near each other. For example, around 4th–6th fret you can connect:
- A7 target:
G6 (C#) - D7 target:
B6 (F#) - E7 target:
B4 (D)orG4 (B)
Step-by-step drill: “Beat-1 landing”
- Mute the strings and count a slow 12-bar form (or loop 4 bars: A7 | A7 | D7 | A7).
- On each bar, play one note only on beat 1: a chord tone for that chord (no fills yet).
- Repeat until you can switch targets without thinking.
- Add a simple pickup: play two eighth-notes on beat 4 leading into the beat-1 target.
Example (4-bar loop: A7 | A7 | D7 | A7). Each bar: two pickup notes on beat 4, then land on beat 1 of the next bar.
Targets: A7 = C# (G6), D7 = F# (B6) (tempo slow, swing feel implied)Bar 1 (A7): Bar 2 (A7): Bar 3 (D7): Bar 4 (A7):... (pickup) G5-G6 ... (pickup) G5-G6 ... (pickup) B5-B6 ... (pickup) G5-G6 ^land C# ^land C# ^land F# ^land C#What to listen for: even with tiny phrases, the harmony becomes obvious because your beat-1 notes match the chord.
3) Add approach notes (half-step below/above)
Once you can land chord tones reliably, make the landing feel more “spoken” by approaching the target from a half-step below or above. This creates tension-release without changing your target note.
Approach-note formulas
- Half-step below:
(target - 1 fret) → target - Half-step above:
(target + 1 fret) → target - Double approach:
(target + 1) → (target - 1) → target(chromatic enclosure)
Concrete targets with approaches (from the map)
- A7 target C# (G6): approach from D (G7) or C (G5) → land on C# (G6)
- D7 target F# (B6): approach from G (B8 is too far; use F (B6-1=B5) or G (B8) if you shift) → simplest: F (B5) → F# (B6)
- E7 target D (B4): approach from C# (B2 is far; use Eb (B4+1=B5) or C# (B4-1=B3 is C#? actually B3 is D; so below is C# at B2) → practical nearby: Eb (B5) → D (B4)
If a half-step approach is not nearby in your chosen micro-position, shift the target choice. The rule is: keep the landing note correct; choose the most convenient approach note available.
Barline approach drill
- Loop two chords (A7 → D7). Set a slow tempo.
- For each change, play a two-note approach on beat 4 (or the “and” of 4), then land on beat 1.
- Alternate below-approach and above-approach each time.
A7 (bar 4) into D7 (bar 5) example:Beat 4: B5 (F) → Beat 1: B6 (F#) (approach into D7 3rd)D7 (bar 8) into E7 (bar 9) example:Beat 4: B5 (Eb) → Beat 1: B4 (D) (approach into E7 b7)Timing tip: keep the approach notes lighter/shorter and let the beat-1 target ring a bit longer. That contrast makes the resolution obvious.
4) Blend with bends and vibrato for expression (while keeping the target accurate)
Expression works best when it supports the harmony. The safest way: bend or add vibrato on the target note, or bend into the target so the pitch resolves exactly on beat 1.
Practical bend ideas tied to chord-tone targets
- Bend into the 3rd: for A7, aim to arrive at
C#right on beat 1, then add vibrato. If you can’t bend cleanly to pitch in that spot, slide instead. - Micro-bend on the b7: for A7, land on
G(B8) and apply a subtle vibrato or slight upward inflection; keep it controlled so it still reads as G. - Release bends to mark the change: hold a note at the end of the bar, then release/resolve to the new chord’s target on beat 1.
Accuracy checkpoint
Record yourself and listen for this: does the note on beat 1 sound like it “belongs” to the new chord? If not, simplify: remove the bend, keep the target, then reintroduce expression once the landing is consistent.
Two-layer exercise: 2 bars shuffle rhythm + 2 bars fill (call-and-response comping)
This simulates real jam behavior: you comp to support the groove, then answer yourself with a short lead fill that still respects the chord changes.
Setup
- Use a 4-bar loop: A7 | A7 | D7 | A7 (then repeat).
- Layer 1 (bars 1–2): play a steady shuffle rhythm on A7.
- Layer 2 (bars 3–4): play a two-bar fill that lands chord tones on beat 1 of bar 3 (D7) and beat 1 of bar 4 (A7).
Layer 1: simple shuffle rhythm (2 bars)
Keep it tight and consistent; the goal is to leave space for the fill.
A7 shuffle (conceptual): hit low A/A7 grip, then the upper “shuffle” notes; keep the pulse even.Bar 1: shuffle pattern all barBar 2: shuffle pattern all barLayer 2: two-bar fill with chord-tone landings
Below is a fill concept using the target map above. The important rule: beat 1 of bar 3 lands on a D7 chord tone, and beat 1 of bar 4 lands on an A7 chord tone.
Bar 3 (D7): land on F# (B6) on beat 1, approach from F (B5) on beat 4 of previous bar (or as a pickup).Bar 4 (A7): land on C# (G6) on beat 1, approach from C (G5) or D (G7).Example skeleton (swing feel):End of Bar 2 (A7): ... G5 → G6 (approach to C# if you want to “announce” A7 before moving)Bar 3 (D7): Beat 1: B6 (F#) (hold / add vibrato) then move around nearby notesBar 4 (A7): Beat 1: G6 (C#) (hold / slight vibrato), then resolve phrase and leave spaceMake it musical: spacing and dynamics
- Rhythm layer: medium volume, consistent attack.
- Fill layer: slightly louder, but shorter phrases; leave silence so the groove stays present.
- Rule of two: in your fill, choose two targets (one per bar) and build everything else as approach notes or small connecting moves.
Progression upgrade
Once the 4-bar loop feels solid, apply the same two-layer behavior to the full 12-bar form: comp for two bars, fill for two bars, repeating the pattern while always landing a chord tone on beat 1 of any bar where the chord changes (especially bars 5, 9, and 10 in a standard 12-bar).