The Yamaha YEP-642S is a professional compensating euphonium renowned for its exceptional tonal quality and precision. Designed in collaboration with esteemed brass band conductor Bill Millar, this instrument delivers a rich, warm sound ideal for both solo performances and ensemble settings.
Key Features
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Key: Bb/F
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Body Material: Yellow brass
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Bell Diameter: 300 mm (11 4/5″)
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Bore Size: 15.00–16.80 mm (0.591–0.661″)
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Valves: 3 top + 1 side, compensating system
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Finish: Silver-plated
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Mouthpiece: SL-51L
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Height: 664 mm


















