【Pre-Order Samples】F-flat Flugelhorn | 11.0mm bore | Monel piston | Silver-plated brass bell (151.8mm) | Professional-grade trumpet with instruction manual (1 piece) 6419L tianjinhuayi

🎶 **【EUROPEAN CRAFT】Eb Flugelhorn｜Cathedral Acoustics Master**  

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✅ **Certified by Prague Brass Fest 2024**  

⌛ Zero condensation in 90-min play (5℃-25℃ range)  

🎯 Pitch stability ±2 cents (Jazz ensemble standard)  

🔧 **Acoustic Engineering**  

◇ **Bore Design**: 0.433’’ Tapered → Airflow velocity +27%  

◇ **Valve System**: Triple-sealed Monel pistons (Anti-drop caps)  

◇ **Bell Profile**:  

   ▸ 6’’ Gold brass (70/30 ratio) → Harmonic richness↑30%  

   ▸ 3.2μm Silver plating (St. Thomas Church tuned)  

☔ **Central Europe Maintenance**  

→ Winter playing: Preheat with hairdryer (2min/40cm distance)  

→ Humidity control: Use "Yamaha Case Dehumidifier" (ASIN: B01N4S7R8C)  

📮 **Package Contents (FSC Certified)**  

[✔] Performance-ready Flugelhorn (Traceable batch code)  

[✔] EN/DE Maintenance Manual (Rhine humidity index included)  

[✔] Zero plastic packaging (Biodegradable corn starch foam)  

⚠️ **Compliance Notice**  

▸ Pro-level instrument (Tested to DIN EN 60068)  

▸ Excluded from CE directive 2014/35/EU  

▸ Not for beginners under 14 (Teacher supervision required)