The rise of seven strings
The seven-string guitar, once a niche instrument, is now a staple in modern metal. Its story begins not in the aggressive world of djent, but with jazz fusion pioneer Allan Holdsworth in the 1970s. He sought a wider tonal palette and extended range, modifying a Gibson ES-335 to accommodate the extra string. This wasn't about heavier riffs; it was about harmonic possibilities.
The real explosion came in the late 90s and early 2000s, driven by bands like Meshuggah and Dream Theater. These groups needed lower tunings without sacrificing clarity or playability. The 7-string solved this problem, allowing for crushing riffs and complex harmonies simultaneously. It wasn’t just about going lower; it was about expanding the sonic landscape.
Today, the 7-string market is robust, though perhaps not experiencing the explosive growth of the early 2000s. Brands like Ibanez, Schecter, ESP, and Jackson consistently offer popular 7-string models. You'll find options ranging from affordable instruments under $500 to high-end, custom-built guitars exceeding $3000. The 7-string is here to stay, offering a unique voice for metal guitarists.
Tuning and string gauge
Choosing the right tuning is the first step with a 7-string. Standard tuning is B E A D G B e, but many players opt for lower tunings. Drop A (A E A D G B e) is incredibly popular for its heavy sound, while others experiment with even lower options like Drop G or even lower. The tuning dictates the string gauge you’ll need.
Heavier strings are essential to maintain adequate tension at lower tunings. Using too light a gauge will result in flabby, indistinct notes. A common setup for Drop A is a .010-.056 gauge set, but this varies depending on scale length and personal preference. Nickel-wound strings offer a warmer, more traditional tone, while stainless steel strings provide increased brightness and longevity.
High tension can warp a neck or ruin intonation. Check the tension specs for your specific scale length before you buy a heavy set. If the neck starts bowing and the truss rod won't budge, take it to a tech. It is better to be cautious than to snap a nut or pull the bridge out of the wood.
- Standard: B E A D G B e
- Drop A: A E A D G B e
- Drop G (G E G D G B e) for extreme low-end
- Other: Experiment with lower tunings, but be mindful of string tension.
Common 7-String Tunings for Modern Metal
| Tuning | Recommended String Gauges | Playability | Tonal Characteristics |
|---|---|---|---|
| B Standard (B F# B E G# C# F#) | .009 - .059 or .010 - .060 | Generally comfortable for players accustomed to lower tunings. Requires adjustment for string spacing. | Full, heavy sound. Offers a wide range for both rhythm and lead playing. Maintains reasonable string tension. |
| A Standard (A E A D G B E) | .010 - .064 or .011 - .068 | Similar to B Standard, but with a lower overall feel. May require neck adjustments. | Very powerful and dark tone. Excellent for djent and progressive metal styles. Can sound muddy with improper EQ. |
| Drop A (A E A D G B E) | .010 - .064 or .011 - .068 | Popular choice, offering easy access to power chords and low-end riffs. The low A string can be challenging for some. | Aggressive and percussive. Provides a strong foundation for heavy rhythms. The drop tuning simplifies playing low riffs. |
| Drop G# (G# C# G# D# A# F# B) | .011 - .070 or .012 - .074 | Requires significant finger strength and adjustment due to very low tension on the low string. | Extremely heavy and dark. Favored by bands requiring a very low, guttural sound. Can be difficult to keep in tune. |
| Drop F# (F# B F# D# G# C# F#) | .012 - .076 or .013 - .078 | Demanding on technique and string tension. Best suited for experienced players. | Offers an incredibly low and powerful sound. Often used in extreme metal genres. Requires careful setup and string choice. |
| C Standard (C F A# D# G C F) | .011 - .068 or .012 - .072 | Provides a balance between playability and low-end response. A good starting point for exploring lower tunings. | Fuller and heavier than standard tuning, but not as extreme as Drop A or lower. Versatile for various metal subgenres. |
Illustrative comparison based on the article research brief. Verify current pricing, limits, and product details in the official docs before relying on it.
Rhythm beyond power chords
The 7-string opens up new rhythmic possibilities beyond standard power chords. Palm muting, a cornerstone of metal rhythm guitar, takes on a different dimension. The lower B string allows for deeper, more resonant palm-muted chugs. Experiment with varying the amount of palm muting to create dynamic textures.
Syncopation is crucial for creating interesting rhythmic patterns. Instead of just hitting chords on the beat, try emphasizing off-beats or using rests to create a sense of groove. Polyrhythms – playing two or more different rhythms simultaneously – are also effective, adding complexity and a sense of unease. Meshuggah are masters of this, layering intricate polyrhythms to create their signature sound.
The low B string itself is a percussive element. You can use it for muted strums, creating a driving, rhythmic foundation. Bands like Periphery frequently use this technique, blending percussive elements with complex chord voicings. This approach is central to the 'djent' sound – a heavily palm-muted, syncopated style characterized by a percussive attack.
Lead playing and the fretboard
The extra string dramatically expands the fretboard for lead playing. Scale shapes need to be re-imagined, incorporating the new low B string. This allows for wider intervals and more complex melodic ideas. Think beyond the standard pentatonic scales – the 7-string encourages exploration of more exotic scale choices.
Arpeggios benefit greatly from the extended range. You can create wider, more dramatic arpeggios that span multiple octaves. Tapping techniques also translate well to the 7-string, allowing for fast, fluid lines. The extra string provides more options for tapping patterns and harmonic variations.
Sweep picking and legato feel different on a wider neck. The spacing requires a larger arc with your picking hand, which can throw off your timing if you are used to a six-string. Alternate picking is just as necessary here, though the thicker low string has more resistance and requires a firmer grip on the plectrum to keep notes snappy.
- Incorporate the low B into your existing scale shapes to avoid getting stuck in 'six-string mode'.
- Arpeggios: Explore wider, more complex arpeggio patterns.
- Tapping: Utilize the extended range for creative tapping sequences.
Chords and harmonic color
The 7-string unlocks a wealth of harmonic possibilities beyond standard chord progressions. Extended chords – 9ths, 11ths, and 13ths – become more accessible and sonically rich. The extra string allows for more complete voicings, adding depth and complexity to your chords.
Altered voicings – incorporating altered extensions like #9s and b13s – create dissonance and tension. These voicings are essential for creating a modern, progressive metal sound. The low B string is particularly useful for creating root-5 power chords, which offer a thick, powerful tone.
Moving beyond basic chord progressions is key. Experiment with inversions, slash chords, and unusual chord combinations. The 7-string encourages harmonic exploration, allowing you to create unique and captivating textures. Don't be afraid to venture outside of traditional harmonic frameworks.
Players to watch
Studying the work of influential 7-string players is a great way to improve your own playing. Tosin Abasi (Animals as Leaders) is a pioneer of the instrument, known for his incredibly technical playing and innovative use of tapping and sweeping. His music is a masterclass in harmonic complexity and rhythmic precision.
Plini is another modern master, celebrated for his melodic and atmospheric compositions. His playing is characterized by its fluidity, expressiveness, and unconventional chord voicings. Wes Hauch (Alluvial, Devin Townsend Project) is known for his aggressive riffs and blistering solos. He seamlessly blends technical proficiency with raw emotion.
These players represent the forefront of 7-string guitar playing. Analyzing their techniques, studying their transcriptions, and immersing yourself in their music will undoubtedly elevate your own skills. Resources like Songsterr and Ultimate Guitar offer tabs and lessons for many of their songs. Don’t just copy their licks; strive to understand the underlying principles that make their playing so unique.
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