


Haynes AF670-C Amadeus Alto Flute Overview
The Haynes AF670-C Amadeus Alto Flute is a professional-spec alto flute featuring a W. Haynes curved solid silver headjoint paired with a silver-plated body and mechanism, designed to deliver a tenor-register flute voice with consistent response, accurate scale, and an even tonal color across octaves for ensemble and solo work.
Haynes AF670-C Amadeus Alto Flute Specifications
- Instrument: Alto Flute
- Key: G
- Finish: Silver plated (body and mechanism)
- Headjoint: W. Haynes curved solid silver headjoint
- Lip-plate and riser: Silver plated
- Keywork: Closed-hole, offset G
- Arms: French pointed-arms
- Toneholes: Drawn
- Springs: Stainless steel
- Low D# roller key: Yes
- Case: Included
- Accessories: Wooden cleaning rod, polish cloth, cleaning cloth
Condition & Setup
Brand new with full manufacturer's warranty. It has been professionally serviced in our shop, set up, and play-tested.
Who the AF670-C Alto Flute Is For
The Haynes AF670-C Amadeus Alto Flute is a curved-head alto flute built for flutists who need a reliable, tenor-voice instrument for orchestral color, flute choir parts, and solo repertoire. Its design supports the characteristic alto range—from mellow, warm low-register tones to a rich, sonorous vibrancy—while maintaining a consistent tonal color and solid scale throughout the octaves.
This model is well suited to advancing players through professionals who want an ergonomic, smooth mechanism and practical features for low-register facility, including an offset G and a low D# roller key. As an authorized Haynes dealer, we recommend the AF670-C for musicians seeking the Amadeus concept: a performance-focused alto flute anchored by a W. Haynes solid silver curved headjoint and a durable silver-plated body and mechanism.
Common Questions About the Haynes AF670-C
What is the tonal character of the Haynes AF670-C Amadeus Alto Flute?
The AF670-C is designed to cover a wide alto-flute palette, from mellow and warm low-register color to a rich, sonorous tenor voice, with even tone quality across the octaves.
Is the Haynes AF670-C suitable for professional use?
Yes. The AF670-C is built with professional-oriented specifications including a W. Haynes solid silver curved headjoint, drawn toneholes, stainless steel springs, and a smooth silver-plated mechanism intended for ensemble and solo performance demands.
What does the curved solid silver headjoint change for the player?
The curved headjoint shortens reach and improves ergonomic comfort compared with a straight headjoint, while the solid silver headjoint supports a clear response and strong tonal center typical of Haynes-style headjoints.
We are proud to be an authorized Haynes dealer
In stock! Ships within 1-2 business days
Financing available. Apply directly at checkout
30-day risk-free trial
2-Year Warranty
Complimentary shipping for all U.S. orders over $99
William S. Haynes AF670-C 'Amadeus' Alto Flute with Solid Silver Curved Headjoint
Haynes AF670-C Amadeus Alto Flute Overview
The Haynes AF670-C Amadeus Alto Flute is a professional-spec alto flute featuring a W. Haynes curved solid silver headjoint paired with a silver-plated body and mechanism, designed to deliver a tenor-register flute voice with consistent response, accurate scale, and an even tonal color across octaves for ensemble and solo work.
Haynes AF670-C Amadeus Alto Flute Specifications
- Instrument: Alto Flute
- Key: G
- Finish: Silver plated (body and mechanism)
- Headjoint: W. Haynes curved solid silver headjoint
- Lip-plate and riser: Silver plated
- Keywork: Closed-hole, offset G
- Arms: French pointed-arms
- Toneholes: Drawn
- Springs: Stainless steel
- Low D# roller key: Yes
- Case: Included
- Accessories: Wooden cleaning rod, polish cloth, cleaning cloth
Condition & Setup
Brand new with full manufacturer's warranty. It has been professionally serviced in our shop, set up, and play-tested.
Who the AF670-C Alto Flute Is For
The Haynes AF670-C Amadeus Alto Flute is a curved-head alto flute built for flutists who need a reliable, tenor-voice instrument for orchestral color, flute choir parts, and solo repertoire. Its design supports the characteristic alto range—from mellow, warm low-register tones to a rich, sonorous vibrancy—while maintaining a consistent tonal color and solid scale throughout the octaves.
This model is well suited to advancing players through professionals who want an ergonomic, smooth mechanism and practical features for low-register facility, including an offset G and a low D# roller key. As an authorized Haynes dealer, we recommend the AF670-C for musicians seeking the Amadeus concept: a performance-focused alto flute anchored by a W. Haynes solid silver curved headjoint and a durable silver-plated body and mechanism.
Common Questions About the Haynes AF670-C
What is the tonal character of the Haynes AF670-C Amadeus Alto Flute?
The AF670-C is designed to cover a wide alto-flute palette, from mellow and warm low-register color to a rich, sonorous tenor voice, with even tone quality across the octaves.
Is the Haynes AF670-C suitable for professional use?
Yes. The AF670-C is built with professional-oriented specifications including a W. Haynes solid silver curved headjoint, drawn toneholes, stainless steel springs, and a smooth silver-plated mechanism intended for ensemble and solo performance demands.
What does the curved solid silver headjoint change for the player?
The curved headjoint shortens reach and improves ergonomic comfort compared with a straight headjoint, while the solid silver headjoint supports a clear response and strong tonal center typical of Haynes-style headjoints.
We are proud to be an authorized Haynes dealer
Pairs well with
In stock! Ships within 1-2 business days
Financing available. Apply directly at checkout
30-day risk-free trial
2-Year Warranty
Complimentary shipping for all U.S. orders over $99

William S. Haynes AF670-C 'Amadeus' Alto Flute with Solid Silver Curved Headjoint
If you have any questions, you are always welcome to contact us. We'll get back to you as soon as possible, within 24 hours on weekdays.
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Shipping Information
Orders valued over $99 ship via FedEx 2-Day within the U.S. and via DHL internationally. A physical address (no P.O. Boxes) and signature are required. Smaller accessories ship via USPS (2–5 day service) and do not require a signature if valued under $99. Please see our FAQ for additional details.
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Return Policy
We offer an unconditional 30-day return policy to ensure you’re completely satisfied. If you’re unhappy for any reason, return the item for a full refund or full exchange credit (reeds and other consumables are non-returnable once opened). Every instrument we sell is guaranteed to be free of mechanical defects—if an issue arises, contact us and we’ll either reimburse a local repair or provide a prepaid return label for repair, exchange, or refund. If you simply change your mind, you may still return the item for a full refund, but return shipping costs are the customer’s responsibility unless free returns were purchased through Redo at checkout. Please see our FAQ for additional details.
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Shop Warranty:
Brand new items are covered by the full manufacturer’s warranty unless otherwise noted (see the individual maker for details). Open box/refurbished, used, and vintage items include a two-year warranty serviced by our in-house repair shop, and we guarantee every instrument will be free of mechanical defects. Warranty coverage does not include damage from accident, misuse, negligence, improper operation, unauthorized alterations or removed serial numbers, normal wear and routine maintenance, environmental damage (including perspiration, corrosion, or extreme temperature and humidity), lacquer or plating wear, or consumable parts such as springs, pads, and felts. Please see our FAQ for additional details.

