D'ADDARIO HELICORE VIOLA SINGLE A STRING LONG SCALE MEDIUM TENSION
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What you need to know
What you need to know
- Designed for "Long Scale" Viola : total length from 40.6 to 41.9 cm, with a neck length of 380 mm (15").
- Medium Tension : an ideal balance between playing comfort, response, and control for most violists.
- Multi-filament Steel Core : smooth playability, quick bow response, and excellent tuning stability.
- Aluminum Winding + Waterproof Pouch : enhanced protection against corrosion and extended lifespan.
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 Reference from D'Addario
The D'Addario Helicore series is designed to offer immediate feel and great daily reliability, thanks to a multi-filament steel core construction and premium materials. Each string is designed and manufactured in the USA and individually packaged in a waterproof pouch to minimize the impact of elements responsible for corrosion.
For Whom and In What Playing Contexts?
This A string alone is aimed at violists seeking a versatile string suitable for various instruments and styles. In Medium tension, it is suitable for daily practice as well as rehearsals and concerts, provided the viola is of the corresponding "Long Scale" format.
Sound Characteristics
Thanks to its multi-filament steel core, this Helicore delivers a clear and warm tone with a precise attack. Its smaller diameter promotes a quick bow response while maintaining a controlled feel. The aluminum winding contributes to the balance between presence and flexibility on the A string.
Recommended Compatible Accessories
For consistency in feel and tone, you can complement with the other D'Addario Helicore "Long Scale" viola strings in Medium tension (D, G, C), ensuring to maintain the same "Long Scale" compatibility (40.6 to 41.9 cm) and neck length (380 mm).
Technical specifications
| Format | 4/4 | Category | Violine |
| Tension | Medium | Nbr of strings | 1 |
| Type of cord attachment | Ball end | ||
| Instrument | viola | Sound character | clear and warm |
| String | A string only | Tuning stability | excellent |
| Compatible total viola length | 40.6 to 41.9 cm | Lifespan | extended (premium materials and manufacturing expertise) |
| Compatible neck length | 380 mm (15") | Packaging | individual waterproof pouches for corrosion protection |
| Core | multi-filament steel | Design and manufacturing | USA |
| Winding | aluminum | Quality control | stringent industry standards |
| Response | quick bow response (smaller diameter) | ||
Questions frequently asked
Is this A string compatible with a Long Scale viola?
It is designed for a 4/4 viola in Long Scale format, with a compatible fingerboard length of 380 mm (15"). The indicated Long Scale range is between 40.6 and 41.9 cm.
What sound does the D'Addario Helicore viola A Long Scale Medium string produce?
The multi-strand steel core offers a clear and warm tone with a crisp attack. The aluminum winding contributes to the balance between presence and flexibility.
Does the string have a ball end?
The end is of the ball type, according to the specified setup for this single A string.
What is the tension of this Helicore viola string?
The Medium tension is designed for daily practice, rehearsals, and concerts. Its smaller diameter promotes a quick response to the bow.
How is the string protected against corrosion?
Each string is packaged in an individual airtight pouch. This protection limits exposure to elements responsible for corrosion. The manufacturing is done in the USA with top-quality materials.



