The Yamaha B89-TR-11A4 is a lead trumpet mouthpiece with a shallow A-cup and a medium rim diameter. It is designed for brilliance, easy upper register playing, and crisp articulation, making it ideal for jazz, big band, and commercial music. The 11 rim size offers more comfort and support compared to smaller diameters, giving a balance of endurance and power.
Specifications
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Model Code: B89-TR-11A4
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Instrument: Trumpet
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Cup Depth: Shallow (A cup)
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Inner Rim Diameter: Approx. 16.46 mm
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Throat Size: 3.65 mm (#27)
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Backbore: Medium
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Tone: Bright, projecting, excellent for lead playing
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Recommended For: Lead and commercial trumpet players
