The Yamaha B89-TR-9C4 is a trumpet mouthpiece with a medium-depth C-cup and a slightly smaller rim diameter than the standard 7C. It produces a clear, compact tone with good control, making it an excellent option for students and developing players who want an easy-to-play mouthpiece that encourages proper embouchure development and endurance.
Specifications
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Model Code: B89-TR-9C4
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Instrument: Trumpet
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Series: Standard C-cup
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Rim Shape: Semi-round, comfortable for beginners
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Cup Depth: Medium (C cup)
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Inner Rim Diameter: Approx. 16.20 mm
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Throat Size: 3.65 mm (#27)
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Backbore: Standard Yamaha design for balanced airflow
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Tone: Clear, focused, and controlled
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Recommended For: Beginners and students developing tone and range
