Altus 1807SRBO-CD Flute Overview

The Altus 1807SRBO-CD is a handmade professional C flute built with Altus Silver (.946 silver alloy) seamed headjoint, body, and footjoint paired with a .925 sterling silver mechanism. It is configured with French open-hole keywork, a B footjoint, offset G, soldered tone holes, C# trill key and a D# roller, making it a modern conservatory-style setup designed for consistent response and dependable intonation in solo, chamber, and orchestral settings.

Altus 1807SRBO-CD Flute Specifications

• Key: C
• Finish/materials: Altus Silver (.946) seamed body and footjoint
• Headjoint: Altus Silver lip plate and riser; Altus Silver seamed headjoint
• S: .925 Sterling silver mechanism
• R: Ring keys (also known as open holes)
• B: B footjoint with D# Roller and Gizmo Key
• O: Offset G key
• C: C# Trill Key
• D: D# Roller
• Construction: Soldered tone holes
• Scale/intonation: Altus Scale (developed in collaboration with flutist William Bennett)
• Serial number: 15683
• Case: Altus case with cover

Condition & Setup

Demo instrument purchased directly from the manufacturer. This flute has been professionally serviced, set up, and play-tested to confirm proper mechanical function, sealing, and regulation.

Who the 1807SRBO-CD Flute Is For

The Altus 1807SRBO-CD is a handmade professional C flute designed for advanced students, pre-professional flutists, and working musicians who need a modern French-style configuration with stable intonation. Its Altus Silver (.946) tubing with soldered tone holes supports a clear, centered sound and consistent response, while open-hole French keywork enables flexible venting for tone color changes and extended techniques.

Within the Altus 1807 series, the 1807SRBO-CD is defined by its Altus Silver seamed headjoint/body/footjoint paired with a sterling-silver mechanism and the Altus Scale developed with William Bennett for reliable pitch center and harmonic alignment in ensemble playing. The offset G improves left-hand ergonomics for many players, the B footjoint extends the range to low B. The C♯ trill key adjusts the pitch with a single motion, making the trill faster, smoother, and more in tune—especially in advanced repertoire, while the D# roller supports smoother right-hand transitions in fast technical passages.

Common Questions About The Altus 1807SRBO-CD

Is the Altus 1807SRBO-CD a professional flute?

Yes. The 1807SRBO-CD is a handmade professional C flute with Altus Silver (.946) tubing, soldered tone holes, and a .925 sterling silver mechanism, built to meet conservatory and professional performance requirements.

What does Altus Silver (.946) mean on this model?

Altus Silver refers to Altus’s .946 silver alloy used for the seamed headjoint, body, and footjoint on this instrument. Altus silver is highly regarded in flute construction for its exceptional purity, resonance, and tonal complexity. Crafted with a higher silver content than standard sterling, Altus silver produces a rich, warm sound with enhanced projection and remarkable clarity across all registers. Its refined alloy composition allows for excellent response, nuanced dynamic control, and a centered, stable tone that appeals to advancing students and professional flutists alike. For players seeking depth, brilliance, and expressive flexibility, flutes made with Altus silver offer a sophisticated sound profile and superior craftsmanship that stand out in today’s market.

What are the practical benefits of the B footjoint, offset G, C# trill, and D# roller?

The B footjoint extends the flute’s range down to low B. The offset G can reduce left-hand strain for many players. The C♯ trill key lets flutists trill cleanly between C♯ and D using a simpler fingering.The D# roller helps the right hand move more smoothly between keys in rapid passages.