Yamaha YFL-A421BII Alto Flute Overview

The Yamaha YFL-A421BII is a professional G alto flute designed for performers who need a dependable low-flute voice in orchestral, chamber, studio, and flute-ensemble settings. It combines Yamaha's established professional flute design approach with the broad tonal character and lower register expected from an alto flute, making it a serious specialty instrument for professional flutists and woodwind doublers.

Yamaha YFL-A421BII Alto Flute Specifications

• Intrument Type: Alto flute
• Key: G
• Headjoint, Body, and Footjoint Material: Gold brass
• Finish: Clear lacquer
• Lip Plate and Riser Material: Sterling silver
• Keywork: Silver-plated nickel silver
• Headjoints: Straight and curved
• Case: Yamaha hard case with zippered case cover
• Accessories: Yamaha polishing cloth, polishing gauze, and cleaning rod
• Serial Number: Y01285

Condition & Setup

This floor model alto flute is in excellent playing order and has been professionally serviced, set up, and play-tested. The clear-lacquered gold brass body, both headjoints, and silver-plated keywork are in excellent cosmetic condition overall. Minor insertion marks are present on a headjoint tenon, and the case cover shows light surface lint and dust.

Who the YFL-A421BII Alto Flute Is For

The YFL-A421BII is intended for professional flutists, advanced players, and woodwind doublers seeking an alto flute for orchestral color, chamber music, flute choir, studio work, and contemporary repertoire. Gold brass construction supports a broad, warm tonal concept, while the included straight and curved headjoints allow the player to choose the reach and playing position that best suit the engagement.

Common Questions About the Yamaha YFL-A421BII

How does the gold brass construction affect the tonal concept?

Gold brass alto flutes are generally associated with a broad, warm tonal color and a substantial low-register presence. The final response and color will also depend on headjoint choice, embouchure, and air support.

What is the practical difference between the straight and curved headjoints?

The straight headjoint provides a traditional flute alignment but requires a longer reach. The curved headjoint brings the instrument closer to the player and can provide a more comfortable posture during extended playing.

Where does the YFL-A421BII fit within Yamaha's flute lineup?

The YFL-A421BII is a professional specialty flute in G. It is intended for players adding the alto-flute register to professional performance, doubling, recording, and ensemble work.

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