Willson Model 2900TA4/3-TS Compensating Euphonium With Trigger MINT CONDITION

Willson 2900TA Euphonium Overview

The Willson 2900TA is a Bb compensating euphonium with a main tuning slide trigger, built in Switzerland and designed for soloistic clarity, consistent response, and stable intonation across the full range. As Willson’s original and most widely chosen euphonium model, the 2900TA is a standard among serious euphonium players who need a centered sound, reliable pitch, and flexible real-time tuning control for solo, brass band, and wind ensemble performance.

Willson 2900TA Euphonium Specifications

• Key: Bb
• Compensating system: 4-valve compensating
• Bore: .590 in (15 mm)
• Bell: 11.5 in (290 mm) one-piece seamless yellow brass
• Valves: 3 stainless steel top-action pistons + 1 side piston
• Leadpipe: Nickel
• Receiver: Large shank yellow brass
• Main tuning slide trigger: Yes
• Finish: Silver plate
• Case: Included (with straps)
• Accessories: Care kit; large shank Shires 5D mouthpiece

Condition & Setup

Demo/display model with extremely light use, purchased directly from the manufacturer. This instrument has been professionally serviced, set up, and play-tested in our shop. Includes case with straps, care kit, and a large shank Shires 5D mouthpiece. We are an authorized Willson dealer.

Who the 2900TA Euphonium Is For

The Willson 2900TA is a professional Bb compensating euphonium with a tuning slide trigger built for players who need accurate intonation, even scale and timbre, and a clear soloistic sound. It is a strong fit for advanced students, conservatory players, and working professionals in brass band, wind ensemble, and solo settings where centered pitch and fast response matter.

What distinguishes the 2900TA within the euphonium category is its long-established Willson design: a 4-valve compensating system for consistent low-register pitch, paired with a main tuning slide trigger for on-the-fly adjustments in performance. The result is a balanced tonal profile across registers with the control and flexibility expected of a modern soloist instrument.

Common Questions About The Willson 2900TA

Is the Willson 2900TA a professional euphonium?

Yes. The 2900TA is a Swiss-made Bb compensating euphonium with a 4-valve compensating system and a main tuning slide trigger, features commonly chosen by professional and conservatory-level euphonium players.

What does the tuning slide trigger do on the 2900TA?

The main tuning slide trigger lets you make small pitch adjustments while playing, which is useful for matching intonation in different keys, registers, and ensemble situations without stopping to move slides by hand.

What mouthpiece shank does this 2900TA use?

This instrument has a large shank receiver and includes a large shank Shires 5D mouthpiece.

We are proud to be an authorized Willson dealer