The Yamaha B89-TR-11A5 has a shallow A-cup with the same rim diameter as the 11A4, but features a slightly different cup and rim profile. It delivers a bright, brilliant tone with added efficiency in the extreme upper register, making it perfect for demanding lead trumpet roles where power and endurance are critical.
Specifications
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Model Code: B89-TR-11A5
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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: Brilliant, efficient, optimized for high-register endurance
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Recommended For: Advanced lead players, jazz and commercial work
