A yellow circular logo with the text "CELLO-STRINGS.com" in bold orange letters. One end of the circle includes a small spiral detail, resembling a cello string.
A product label for Thomastik-Infeld Vienna Spirit! SP400 cello steel core strings, featuring stylized yellow and blue text and an abstract illustration of a cello on a light yellow background.

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Thomastik-Infeld Spirit! A String

Thomastik

$34.56

The Spirit! A string by Thomastik-Infeld features a carbon steel core with chrome winding, delivering a brilliant tone with quick response. Designed for durability and clarity, it offers impressive performance at a student-friendly price—ideal for advancing cellists looking for warmth without sacrificing projection.

Available Sizes: 4/4
String Selection: A String

Description

Thomastik-Infeld Spirit! A String offers a reliable and resonant option for cellists stepping beyond entry-level gear. Built with a solid carbon steel core and chrome winding, this string produces a clear, articulate tone that blends well across the full register of the cello. It’s especially well-suited for players who demand responsiveness and brightness in the upper range.

This string provides excellent bow response and tuning stability, making it a favorite among teachers and advancing students alike. The A string’s strong core and quality materials ensure long-lasting performance with minimal break-in time—allowing players to focus more on musical expression and less on adjusting their setup.

Whether you’re replacing an individual string or upgrading from basic student sets, the Spirit! A string delivers a noticeable improvement in sound quality and playability—backed by the craftsmanship of Thomastik-Infeld in Vienna.

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