FCDACG Guitar Tuner

FCDACG Open F6/9 - Guitar tuning, chords & scales

Description - Open F6/9

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The "Open F6/9" tuning transforms your guitar into a rich, full-bodied instrument, perfectly voiced for jazz, blues, and contemporary styles. This tuning immediately presents a sophisticated F6/9 chord when strummed open, offering a blend of stability and harmonic complexity.

Technical Analysis

In this tuning, the strings are set to F2 C3 D3 A3 C4 G4 (low to high). Analysing these notes relative to the F root:

String 6 (low E string) is tuned to F2 (Root)
String 5 (A string) is tuned to C3 (Perfect 5th)
String 4 (D string) is tuned to D3 (Major 6th)
String 3 (G string) is tuned to A3 (Major 3rd)
String 2 (B string) is tuned to C4 (Perfect 5th, octave higher)
String 1 (high E string) is tuned to G4 (Major 9th)

This arrangement creates a complete F6/9 chord (F-A-C-D-G) across the open strings, with the 5th (C) being doubled for added resonance. The wide intervallic spread and the inclusion of both the 6th and 9th give this tuning its distinctive, lush character.

Chordal Possibilities & Playability

The most immediate benefit is the ability to strum a full F6/9 chord simply by playing the open strings, making it excellent for rhythmic accompaniment or arpeggiated melodic lines. By barring across any fret, you can effortlessly transpose this F6/9 shape into other 6/9 chords across the neck (e.g., barring at the 1st fret yields F#6/9, the 2nd fret gives G6/9, and so on). The close proximity of the D (6th), A (3rd), and G (9th) on the middle strings allows for easy formation of other F-based voicings such as Fmaj7, Fadd9, or Fmaj6 with minimal finger movement. The presence of the root and fifth on the lower strings (F2, C3) also provides a solid foundation for crafting bass lines or power chords. Experiment with single-note melodies against the open string drones for a captivating soundscape.

Here's a breakdown of the specific notes for each string in this "Open F6/9" tuning:

String 6 (Low E): Tuned to F2
String 5 (A): Tuned to C3
String 4 (D): Tuned to D3
String 3 (G): Tuned to A3
String 2 (B): Tuned to C4
String 1 (High E): Tuned to G4

How to Tune Your Guitar to Open F6/9

To achieve the "Open F6/9" tuning from standard EADGBe, follow these precise adjustments for each string. Please exercise caution when tuning up multiple semitones. For changes exceeding 4 semitones up or down, considering a different string gauge is advisable for optimal tension and string life.

String 6 (Low E): From E2 to F2. Tune up 1 semitones.
String 5 (A): From A2 to C3. Tune up 3 semitones.
String 4 (D): From D3 to D3. Keep as is; no change (0 semitones).
String 3 (G): From G3 to A3. Tune up 2 semitones.
String 2 (B): From B3 to C4. Tune up 1 semitones.
String 1 (High E): From E4 to G4. Tune up 3 semitones.