C.G. Conn 10DY 'CONNstellation' Professional Double French Horn SN 657152

C.G. Conn 10DY CONNstellation Double French Horn Overview

The C.G. Conn 10DY CONNstellation is a professional F/Bb double horn designed around a Geyer wrap and a small-throat Schmidt-style bell concept. Within Conn's professional horn line, it provides a yellow-brass alternative to the nickel-silver 8D, with a design suited to players seeking a focused tonal core, clear articulation, and efficient projection. This particular instrument has the fixed-bell, clear-lacquer 10DY configuration.

C.G. Conn 10DY CONNstellation Double French Horn Specifications

• Key: F/Bb, reversible
• Wrap: Geyer
• Bore Size: 0.468 in
• Bell Diameter: 12 in
• Bell Material: Yellow brass
• Finish: Clear lacquer
• Case: Fitted black C.G. Conn hard case
• Accessories: French horn mouthpiece and Bach Synthetic+ rotor oil, hand guard
• Serial Number: 657152

Condition & Setup

This open box instrument is in excellent playing order and has been professionally serviced, set up, and play-tested. The lacquered body is in very good cosmetic condition, with minor superficial marks on isolated areas and localized spotting, fine scratches, and dulling around portions of the valve and lever hardware. The fitted hard case is intact.

Who the 10DY CONNstellation Double French Horn Is For

The 10DY is intended for professional players, advanced students, and serious ensemble musicians who prefer the response and tonal organization associated with a Geyer-wrap double horn. Its yellow-brass construction and small-throat bell support a focused, articulate sound concept well suited to orchestral, chamber, solo, and recording work. Players accustomed to the broader feel of a large-throat Kruspe-style horn may find the 10DY more direct and compact in response.

Common Questions About the C.G. Conn 10DY

How does the Conn 10DY differ from the Conn 8D?

The 10DY uses a Geyer wrap with an all-yellow-brass body and a 12-inch small-throat Schmidt-style bell. The 8D uses a Kruspe wrap, nickel-silver construction, and a larger 12.25-inch bell, giving the two models distinctly different design concepts and playing profiles.

What does the small-throat Schmidt-style bell contribute?

A small-throat bell is generally associated with a compact tonal center, clear articulation, and efficient projection. The player's air concept, mouthpiece, and embouchure remain important parts of the final response and tonal result.

Where does the 10DY fit within Conn's horn line?

The 10DY belongs to Conn's professional CONNstellation series. It serves players who want a professional Geyer-wrap design while retaining Conn's established horn-building approach and yellow-brass tonal concept.

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