Gear article

D'Addario EJ38 12-String Phosphor Bronze Acoustic Guitar Strings

The D'Addario EJ38 is a set of light-gauge phosphor bronze strings specifically engineered for 12-string acoustic guitars. They are designed to provide a balance between volume projection and comfortable playability, featuring a corrosion-resistant coating to extend tonal life.

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Overview

The D'Addario EJ38 set is a standard-setting choice for 12-string acoustic guitarists seeking a reliable, high-performance string set. Known for their Light gauge configuration (.010 to .047), these strings are designed to fit all makes and models of 12-string acoustic guitars. The set utilises phosphor bronze, an alloy introduced to string making by D'Addario in 1974, which has since become a global standard for acoustic applications due to its longevity and tonal properties.

Material and Construction

These strings feature a phosphor bronze wrap wire, which is applied over a carefully drawn, hexagonally shaped high-carbon steel core. The inclusion of phosphorus in the alloy helps to resist corrosion, which significantly extends the life of the strings compared to standard 80/20 bronze. This construction ensures that the strings maintain their 'new string' snap for a longer period while providing a consistent tension across the instrument's neck.

Sound and Character

The EJ38 set is characterised by a warm yet bright tone. The phosphor bronze composition provides a rich, complex harmonic profile that fills out the naturally shimmering sound of a 12-string guitar. In terms of performance, they offer significant volume projection, making them suitable for both unplugged sessions and recorded performances where the distinct 'chime' of a 12-string is required.

Playability and User Profile

Because 12-string guitars require significantly more finger pressure than 6-string models, the Light gauge of the EJ38 (.010-.047) is designed for comfortable playability. This set is particularly suited for players who find heavier gauges too taxing on the fretting hand but do not want to sacrifice the instrument's natural resonance. It serves as a versatile option for various genres, including folk, rock, and country.

Comparison to Alternatives

Compared to other specialist strings like the Ernie Ball M-Steel or Tim Henson Signature sets, the EJ38 remains a traditional choice focused on acoustic resonance rather than electric output or niche signature voicings. While D'Addario also produces orchestral strings like the Zyex or Helicore series for violins and cellos, the EJ38 is strictly an acoustic guitar product, competing with other industry standards like Thomastik or Dunlop sets by offering a balanced, all-purpose tension and tone.

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Frequently asked questions

What is the gauge range for the D'Addario EJ38 set?
The EJ38 set is a Light gauge set, ranging from .010 on the thinnest string to .047 on the thickest string. This provides a balance between ease of fretting and sound quality.
What material are these strings made from?
These strings are made from phosphor bronze wrapped around a high-carbon steel hex core. This material is chosen for its warmth, brightness, and durability.
Will these strings fit any 12-string acoustic guitar?
Yes, D'Addario has designed the EJ38 set to be compatible with all makes and models of 12-string acoustic guitars. They are a universal fit for standard-scale instruments.
What is the typical price for a set of EJ38 strings?
The typical price range for these strings is approximately £16.00 in the UK. Prices may vary slightly depending on the retailer.
How does phosphor bronze affect the tone?
Phosphor bronze provides a warm and bright tone compared to other alloys. It is known for producing a rich harmonic content that is ideal for acoustic projection.
Do these strings have a long lifespan?
Yes, the phosphor bronze coating is specifically designed to extend the life of the strings. It protects against corrosion better than standard 80/20 bronze sets.
Are EJ38 strings difficult to play?
The EJ38 set is designed for 'comfortable playability.' As a light gauge set, it is easier on the fingers than medium or heavy gauge 12-string sets.
How do these compare to D'Addario Zyex or Helicore strings?
EJ38 strings are for acoustic guitars, whereas Zyex and Helicore strings are designed for bowed orchestral instruments like violins and cellos. They are entirely different products for different instruments.
Can I use these strings on a 6-string guitar?
While you could technically use six of the strings, the set is balanced for a 12-string instrument. It is recommended to buy a specific 6-string set for the best performance on a standard acoustic.
What kind of core do these strings have?
These strings feature a precision-drawn, hexagonally shaped high-carbon steel core. The hex core allows the wrap wire to grip the core securely for improved durability and intonation.
Who is the ideal player for the EJ38 set?
These strings suit players who want a balanced sound with high volume projection but prefer a lighter tension for easier playing. They are ideal for various acoustic genres.
Does D'Addario manufacture these strings themselves?
Yes, D'Addario is a primary manufacturer that draws its own wire and winds its own strings. This ensures high quality control across the EJ38 production line.