D'ADDARIO HELICORE VIOLA STRING SET "LONG SCALE" HEAVY TENSION
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What you need to know
What you need to know
- "Long Scale" Format : designed for violas with a total length of 40.6 to 41.9 cm, featuring a neck length of 380 mm (15").
- Heavy Tension : promotes better projection and greater potential volume, ideal for gaining presence.
- Multi-filament Steel Core : provides quick response to the bow, comfortable playability, and excellent tuning stability.
- Individual Waterproof Pouches : enhanced protection against elements causing corrosion, for optimized lifespan.
Manufacturer Information
D'addario And Co
https://www.daddario.com
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D'Addario Europe Ltd
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The Helicore Series: A Modern Reference from D'Addario
Developed to meet the expectations of violists seeking a balance between performance and reliability, D'Addario Helicore strings stand out with their multi-filament steel core and design focused on "response" and stability. This "Long Scale" set is specifically intended for instruments whose dimensions require an adapted string length, while maintaining the Helicore sonic identity: a clear, warm foundation highly usable both in ensemble settings and solo playing.
Intended Use and Musician Profile
Thanks to their versatile character, these Helicore strings suit both intermediate violists and advanced musicians seeking a clear response and reliable daily tuning stability. The Heavy tension is particularly interesting if you want more presence during rehearsals, orchestra, or chamber music. They adapt to various styles, from classical repertoire to more modern contexts, whenever a defined sound and strong projection are desired.
Sound Characteristics
The multi-filament steel core of the Helicore strings contributes to a sound that is both clear and warm, with excellent attack clarity. Their smaller diameter favors a quick bow response, useful for articulation, string crossings, and dynamic playing. At heavy tension, the viola generally gains in projection and volume potential, which can enhance presence in an ensemble while maintaining a controlled feel for precise playing.
Recommended Compatible Accessories
To preserve performance and longevity of the set, using a rosin suited to your bow and a soft cloth to wipe the strings after each session is recommended. If in doubt about your viola's "Long Scale" setup (40.6 to 41.9 cm, 380 mm neck), checking the instrument's dimensions before purchase ensures perfect compatibility.
Technical specifications
| Format | 4/4 | Category | Alto |
| Tension | Hard | Nbr of strings | 4 |
| Type of cord attachment | Ball end | ||
| Instrument | viola | Packaging | individual waterproof pouches |
| Compatible total viola length | 40.6 to 41.9 cm | Advantage | protection against elements causing corrosion |
| Compatible neck length | 380 mm (15") | Benefits | excellent tuning stability and increased lifespan |
| Goal | better projection and greater potential volume | Versatile string | adapts to very varied playing styles and instruments |
| Core | multi-filament steel | Design and manufacturing | USA |
| Behavior | optimal playability, quick bow response | Quality control | high industry standards |
| Sound character | clear and warm | ||
Questions frequently asked
Are these strings compatible with a Long Scale viola?
This set is designed for Long Scale violas with a 380 mm (15 inch) fingerboard length, corresponding to instruments measuring 40.6 to 41.9 cm. Checking these dimensions confirms compatibility before installation.
What does Heavy tension change on a viola?
Heavy tension aims to increase projection and potential volume. It promotes a strong presence in orchestra, rehearsal, or chamber music settings.
What sound do the D'Addario Helicore Long Scale Heavy strings produce?
The multi-strand steel core delivers a clear and warm character. Its reduced diameter contributes to a quick bow response and well-defined attacks.
Do the Helicore Heavy strings hold tuning well?
Individual sealed packets protect the strings from elements that cause corrosion. This design helps ensure good tuning stability and extends string lifespan.
What type of tailpiece attachment is required for this viola set?
All four strings have ball-end attachments. Appropriate rosin and a soft cloth for wiping the strings after playing are recommended.



