What is the core material of the Pirastro Obligato E string?

The string features a solid steel core, which provides a direct and clear tone with bright resonance.

Is this string wound or unwound?

This specific E string is unwound, which allows for a thinner diameter and a more focused sound compared to wound alternatives.

What type of end does this string have?

It is a loop end string, designed for use with fine tuners that accommodate a loop rather than a ball.

What size violin is this string designed for?

The Pirastro Obligato 313921 E string is designed specifically for full-size (4/4) violins.

How does the Obligato E handle humidity changes?

Unlike gut strings, the Obligato E is not affected by changes in temperature or humidity, ensuring excellent tuning stability.

What is the tension of this string?

It is a medium gauge string, which is intended to provide an optimum balance between versatility and playability.

Who is the target user for this string?

It is ideal for soloists and advanced musicians who require a complex sound coupled with easy playability.

Does the Obligato E sound like a gut string?

Yes, it is designed to offer many of the qualities of gut strings, such as a brilliant and full sound, but with modern stability.

What is the typical price for this string?

The Pirastro Obligato Violin E string typically retails in the range of £6.00.

Can I use this string on a viola?

No, this string is specifically scaled and engineered for a full-size violin. Use on a viola would be inappropriate for the instrument's scale.

How does this compare to D'Addario Helicore strings?

While both use steel, Helicore strings like the 1/4 size D are often used for student instruments or smaller scales, whereas the Obligato E is a premium professional choice for full-size violins.

What is the benefit of the thinner diameter in an unwound string?

The thinner diameter of the unwound steel creates a more focused and direct sound, which is often preferred for soloistic projection.

Gear article

Pirastro Obligato Violin E String (Loop End)

The Pirastro Obligato Violin E String is a high-performance steel-core string designed to offer a classic, brilliant sound with modern tuning stability. Known for its clear resonance and focused projection, this unwound medium-gauge string serves as a reliable alternative to traditional gut strings for soloists and professional musicians.

See live prices

Overview

The Pirastro Obligato Violin E String (model 313921) is a precision-engineered component of the wider Obligato string series. It is specifically designed for full-size violins and features a loop end, making it compatible with fine tuners that require a loop rather than a ball. The string is constructed with a solid steel core and is left unwound, resulting in a thinner diameter that facilitates a more focused and direct sonic output.

Design and Construction

Unlike the lower strings in the Obligato set, which often utilise synthetic cores, the E string employs a high-grade steel core. The lack of winding (unwound design) is a deliberate choice to ensure a bright resonance and a clear, piercing tone that can carry through a performance hall. The medium gauge tension provides a balanced feel under the fingers, offering enough resistance for expressive playing without sacrificing ease of articulation.

Sound Profile

The sound character of the Obligato E is defined by its brilliance and complexity. It is intended to emulate the warmth and fullness of traditional gut strings while maintaining the projection associated with modern steel strings. The result is a direct, clear tone that remains stable even under varying environmental conditions. Its focused sound profile makes it particularly effective for soloists who require their upper register to be distinct and resonant.

Environmental Stability

A primary advantage of the Obligato series is its resistance to environmental factors. Unlike gut strings, which are highly sensitive to temperature and humidity fluctuations, the steel-core Obligato E remains stable. This reliability makes it an ideal choice for touring musicians who encounter different climates, as the string maintains its pitch and tonal quality consistently.

Target Audience and Comparison

This string is suited for violinists who desire a 'gut-like' tonal complexity but require the durability and stability of synthetic or steel materials. In the market, it competes with other premium E strings such as the Larsen Gold Plated E or the D'Addario Zyex and Helicore series. While the Helicore (often used for smaller 1/4 size violins) offers a different tension profile, the Obligato E is firmly positioned for full-size players seeking a professional, soloistic response.

Related gear

Frequently asked questions

What is the core material of the Pirastro Obligato E string?: The string features a solid steel core, which provides a direct and clear tone with bright resonance.
Is this string wound or unwound?: This specific E string is unwound, which allows for a thinner diameter and a more focused sound compared to wound alternatives.
What type of end does this string have?: It is a loop end string, designed for use with fine tuners that accommodate a loop rather than a ball.
What size violin is this string designed for?: The Pirastro Obligato 313921 E string is designed specifically for full-size (4/4) violins.
How does the Obligato E handle humidity changes?: Unlike gut strings, the Obligato E is not affected by changes in temperature or humidity, ensuring excellent tuning stability.
What is the tension of this string?: It is a medium gauge string, which is intended to provide an optimum balance between versatility and playability.
Who is the target user for this string?: It is ideal for soloists and advanced musicians who require a complex sound coupled with easy playability.
Does the Obligato E sound like a gut string?: Yes, it is designed to offer many of the qualities of gut strings, such as a brilliant and full sound, but with modern stability.
What is the typical price for this string?: The Pirastro Obligato Violin E string typically retails in the range of £6.00.
Can I use this string on a viola?: No, this string is specifically scaled and engineered for a full-size violin. Use on a viola would be inappropriate for the instrument's scale.
How does this compare to D'Addario Helicore strings?: While both use steel, Helicore strings like the 1/4 size D are often used for student instruments or smaller scales, whereas the Obligato E is a premium professional choice for full-size violins.
What is the benefit of the thinner diameter in an unwound string?: The thinner diameter of the unwound steel creates a more focused and direct sound, which is often preferred for soloistic projection.