Detail 01
Acoustic annealing
Yamaha describes its proprietary heat treatment as supporting quicker, more even response and improved resonance.

Independent shopping perspective
A Custom EX alto saxophone with redesigned ergonomics, acoustic annealing, and revised tone holes for more even response and intonation.


Strong match
Consider the trade-offs
What matters in use
Catalog numbers tell only part of the story. These are the details most likely to change how this product feels, sounds, or fits into a setup.

Detail 01
Yamaha describes its proprietary heat treatment as supporting quicker, more even response and improved resonance.
Detail 02
Key posts are mounted to ribs that are soldered to the body; Yamaha states this increases construction strength, weight, resonance, and depth of sound.
Detail 03
Reduced and repositioned low C and D tone holes, plus a heat-treated bottom bow, are described as improving low-range response and warmth.
Final check

Product questions
Straight answers to the questions shoppers most often ask about this product.
It is an alto saxophone in Yamaha’s Custom EX series.
Lacquer, Black Lacquer, and Silver-Plated.
Yes. It includes the ASC-800E case with backpack straps.
Yamaha names Nobuya Sugawa, Jean-Yves Fourmeau, and Otis Murphy as collaborators.
Reference
The complete catalog record, organized around the decisions musicians make when comparing gear.