Detailed specifications for the Yamaha french horn mouthpiece line. Compare cup depth, rim diameter, throat, backbore, and intended use across models.
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Yamaha Horn, Gold Plated Series
| Model No. | Inner Rim Diam. (mm) | Rim Contour/ Thickness | Cup Depth | Throat (mm) | Backbore | Playing Characteristics |
|---|---|---|---|---|---|---|
| 30-GP | 17.08 | standard/ medium | standard (double cup) | 4.40 | semi- narrow | Smaller inner rim diameter than the 31. All-around type. Shallow "U" cup facilitates high notes, while a deep "V" makes low notes easy. |
| 31-GP | 17.28 | standard/ medium | standard (double cup) | 4.40 | semi- narrow | Medium rim configuration provides flexibility for difficult passages. Relatively large throat delivers a heavy, somewhat dark tone with extra volume. |
| 32-GP | 17.48 | standard/ medium | standard (double cup) | 4.40 | semi- narrow | Larger inner rim diameter than the 31. Authoritative low notes. Large cup volume for a rich, mellow tone. |
Specifications sourced from manufacturer published data. For corrections, please contact us.