D'ADDARIO 4/4 HELICORE CELLO SINGLE A STRING SCALE MEDIUM TENSION
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Information
Information
Manufacturer Information
D'addario And Co
https://www.daddario.com
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D'Addario Europe Ltd
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Helicore: a modern string that has become a benchmark at D'Addario
The Helicore series has established itself as a reliable choice for cellists seeking a balance between playing comfort, precision, and longevity. Thanks to its multi-filament steel core design, this string aims for well-controlled tension and a consistent response on the instrument. At Medium tension, it meets the needs of the vast majority of musicians, offering an ideal compromise between ease of sound production and tonal richness.
Intended use and musician profile
This Helicore A string is suitable for both beginner cellists looking for a stable and responsive string and for intermediate and advanced players seeking a reliable daily string. It is particularly well-suited for orchestral work, chamber music, and classical repertoire, while remaining comfortable in more modern contexts thanks to its crisp attack and good clarity.
Tone
With its multi-strand steel core, the Helicore A emphasizes quick response and easy sound production, especially appreciated with the bow: the attack is direct, the sustain is stable, and the sound maintains excellent definition. The smaller diameter contributes to a responsive feel under the fingers while promoting precise articulation. The titanium winding on this A string provides a clear sonic signature, with effective projection and a readable upper register, without sacrificing the warmth sought by many cellists.
Technical specifications
| Format | 4/4 |
| Tension | Medium |
| Type of cord attachment | Ball end |
| Category | Cello |
| Nbr of strings | 1 |
| Instrument | cello |
| Size | 4/4 |
| Compatible neck length | 700 mm |
| String | A only |
| Series | D'Addario Helicore |
| Core | multi-strand steel |
| Winding | titanium (on the A string) |
| Response | quick with the bow |
| Tonal character | clear and warm |
| Stability | excellent tuning stability |
| Manufacture | USA |
| Quality control | rigorous quality checks |
Questions frequently asked
Is this A string compatible with a 4/4 cello?
This string is designed for a 4/4 size cello with a fingerboard length of 700 mm. Its ball end allows proper installation fitting this type of setup.
What sound does the titanium wrap bring to a cello A string?
The titanium wrap of this A string promotes a clear upper register and effective projection. The tonal character remains warm, with good definition when played with the bow.
Does the D'Addario Helicore Medium A respond quickly to the bow?
Thanks to its multi-strand steel core and smaller diameter, the response to the bow is fast. The attack is direct and the articulation remains precise.
For which levels is the Helicore Medium A string suitable?
The Medium tension meets the needs of most cellists. It is aimed at beginners as well as intermediate and advanced players looking for a stable everyday string.
What is the tuning stability of this A string?
The multi-filament steel core design ensures excellent tuning stability. Strict quality controls are applied to this string made in the USA.



