Bell 29 / 31Carillon2023
Plum
DWG 23-763Drawn from the working profile. Not to print scale.
01Bell details
Named by a school class in Norwell who visited the foundry during the pour.
- Commission
- Carillon bell
- Place
- Carillon of the Library, Norwell
- Inscription
- PLUM
- Metal
- Bell metal, 78% copper, 22% tin
- Mould
- Loam, swept by strickle
- Tuning
- True-harmonic, five partials
02Tuning record1,814 Hz nominal
| Partial | Ratio | Measured | Off | Deviation |
|---|---|---|---|---|
| Hum | ·25 | 454 Hz | +2¢ | |
| Prime | ·5 | 909.6 Hz | +5¢ | |
| Tierce | ·6 | 1,084.6 Hz | -6¢ | |
| Quint | ·75 | 1,358.9 Hz | -2¢ | |
| Nominal | 1 | 1,814 Hz | 0¢ |
Ratios to the nominal. Cents are hundredths of a semitone; within ±6¢ most ears hear the bell as in tune.
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Hesper
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