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Free pickup from our Melbourne Store at 4 Drake Boulevard, Altona VIC 3018. Your order will typically be ready by the next business day. We recommend calling us on (03) 8360 7799 beforehand to check it's ready for collection.
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Jo-Ral FR1A Standard Aluminium French Horn Straight Mute
Achieve unmatched acoustic precision, even intonation, and delicate dynamic control across all registers with the Jo-Ral FR1A Aluminium French Horn Straight Mute. Trusted by professional orchestral players, session musicians, and brass students worldwide, this mute is custom engineered to deliver a classic straight-mute tone with brilliant projection and immediate dynamic response. Hand-spun from high-grade aluminium in the USA, the FR1A provides a free-blowing feel that minimizes backpressure while maintaining perfect pitch balance from the lowest notes to the highest harmonic overtone registers.
Angkor Music Technical Evaluation: Acoustic Airflow & Intonation Balance
Straight mutes for French horn frequently suffer from severe backpressure or sharp pitch drift in the extreme upper register. Jo-Ral’s **FR1A acoustical contouring** eliminates these traditional issues through specialized air-flow internal geometry. The spun **all-aluminium construction** generates a bright, cutting, and laser-focused timbre while retaining full fundamental core warmth. Equipped with **composite neoprene-enhanced cork pads**, it seats securely inside the bell throat, absorbing moisture and preventing accidental slipping during rapid performance transitions.
E-E-A-T Performance Standards: Workshop Fitting & Cork Care
At Angkor Music, our brass specialists inspect and test all orchestral mutes to ensure exact bell seated fit and acoustic performance. Cork Maintenance Tip: The composite cork pads on the FR1A are engineered for long-lasting resilience; we recommend light cork grease application periodically to preserve flexibility and maintain an airtight friction seal within the bell throat.
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Technical Specifications
- Brand: Jo-Ral
- Model: Standard Straight Mute
- Part Number: FR1A
- Instrument Compatibility: French Horn (Single, Double, and Triple Horns)
- Material: 100% Spun High-Grade Aluminium
- Cork Material: Durable Composite Neoprene-Enhanced Cork Strips
- Tonal Profile: Bright, Focused, Clear Projection with Balanced Lows and Highs
- Blowing Resistance: Low Resistance Free-Blowing Airflow Geometry
- Country of Origin: Made in USA
What's In The Box Product Contents
- Mute: 1 x Jo-Ral FR1A Aluminium French Horn Straight Mute
- Protection: Pre-Attached Neoprene-Enhanced Composite Cork Strips
Key Product Features
- High-Grade All-Aluminium Construction: Spun aluminium body provides maximum durability, crisp resonance, and lightweight balance.
- Free-Blowing Airflow Design: Minimizes resistance so horn players can perform complex passages naturally without excessive fatigue.
- Flawless Intonation Across Registers: Maintains pitch stability from pedal tones up into the high horn register without sharp pitch shifts.
- Delicate Dynamic Precision: Engineered to handle subtle pianissimo passages as effortlessly as cutting, aggressive fortissimo brass hits.
- Long-Lasting Composite Cork Strips: Neoprene-enhanced cork grips firmly to the interior horn bell, resisting wear, drying, and moisture breakdown.
- Professional USA Craftsmanship: Hand-spun and acoustic-tested in the USA for reliable orchestral and solo performance.
Frequently Asked Questions
Will the Jo-Ral FR1A fit all French horn models?
Yes. The Jo-Ral FR1A is designed with a standard bell throat taper that comfortably fits almost all standard single, double, and triple French horn bells.
What is the sound difference between aluminium and copper/brass bottom mutes?
All-aluminium mutes like the FR1A provide the brightest, clearest, and most brilliant straight-mute cutting sound. Mutes with copper or brass bases produce a slightly darker, warmer, and heavier acoustic timbre.
How do I ensure the Jo-Ral FR1A stays securely in my horn bell?
Gently insert the mute into the bell with a slight twisting motion. Ensuring the corks are clean and slightly moist or treated with cork dressing will ensure a secure friction hold during play.
Additional information
| Weight | 1 kg |
|---|---|
| Dimensions | 17 × 17 × 25 cm |
| type | Mute |
| Instrument | Bass Trombone |






