D'ADDARIO STRINGS SET FOR DOUBLE BASS ORCHESTRA HELICORE NECK 1/4 TENSION MEDIUM
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Manufacturer Information
D'addario And Co
https://www.daddario.com
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D'Addario Europe Ltd
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Helicore Orchestral: a benchmark designed for bow playing
The Helicore Orchestral series was developed to meet the demands of classical repertoire and ensemble playing: reliable bow response, stable intonation, and a warm tonal character. Within the D'Addario range, these strings position themselves as a versatile "orchestral" choice: they prioritize clarity and ease of vibration while maintaining very consistent musicality across the entire playing range.
Who is it for, and what are the uses?
This set is intended for beginner to advanced double bass players using a 1/4 double bass (music schools, young musicians, smaller stature, study instrument). The Medium tension is suitable both for daily practice (scales, studies, intonation) and for orchestral and chamber music contexts. Optimized for bow playing, these strings remain effective in pizzicato with a warm sound and lighter sustain, useful for maintaining definition without lingering.
Sound
Thanks to their multi-strand steel core, the Helicore Orchestral strings offer a warm and clear tonal signature, with a quick response that facilitates articulation. When bowed, the grip is firm and the vibration is easily initiated, helping to produce a full sound even at the softest dynamics. In pizzicato, the timbre remains warm, with moderate sustain that promotes clarity and balance within the ensemble.
Technical specifications
| Format | 1/4 |
| Tension | Medium |
| Type of cord attachment | Ball end |
| Category | double bass |
| Nbr of strings | 4 |
| Instrument | double bass |
| Compatible neck length | 900 mm |
| Core | multi-strand steel (multi-filament) |
| Design | optimized for bow playing |
| Playability | ease under the left hand |
| Tonal character | warm and clear |
| Bow | excellent response |
| Pizzicato | warm sound, lighter sustain |
| Design and manufacture | USA |
| Quality control | according to the brand's demanding standards |
Questions frequently asked
Are these strings compatible with a 1/4 double bass?
This set of 4 strings is designed for a 1/4 size double bass, with a fingerboard length of 900 mm.
What is the tension of the D'Addario Helicore Orchestral 1/4 strings?
The Medium tension provides easier playability for the left hand. It is intended for daily practice, orchestral, and chamber music use.
Are the Helicore 1/4 strings suitable for bowing?
The design is optimized for bowing, allowing quick response. The multi-strand steel core promotes a firm grip and precise articulation. Efficient response is thus achieved even at the softest dynamics.
What tone do these double bass strings produce when played pizzicato?
When played pizzicato, the tone remains warm with moderate sustain, enhancing clarity in ensemble playing.
What type of string end is used on this set?
Each string features a ball end. Manufacturing is done in the USA following the brand's quality control standards.



