Open Access
Table 1.
Data from the analyzed mutes: performance mutes, light and heavy practice mutes.
| Device | Building material | Mass | Loudness | % of intensity |
|---|---|---|---|---|
| (grams) | (sones) 1 | reduction | ||
| Tourte mute | Rubber | 1.85 | 30.73 | 23.8% |
| Alpino mute | Plastic/metal | 3.72 | 30.86 | 23.2% |
| Classic ebony mute | ebony | 6.44 | 29.57 | 28.5% |
| Black rubber mute | Rubber | 7.6 | 29.8 | 27.63% |
| Red rubber mute | Hard rubber | 13.4 | 24.59 | 47.4% |
| Light metal mute | Metal | 15.55 | 24.06 | 49.2% |
| Heavy metal mute | Metal | 44.9 | 15.18 | 76.37% |
| Rubber-coated heavy metal mute | Metal/rubber | 58.65 | 14.42 | 78.32% |
| Modified classic ebony mute | ebony/lead | 37.22 | 17.52 | 70.03% |
| Lead replica of the classic ebony mute | Lead | 70.3 | 16.03 | 74.13% |
| Lead replica of the rubber-coated heavy metal mute | Lead | 168.5 | 13.15 | 81.38% |
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