 |
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| timbre | |||
| resonancia | |||
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| aviso acústico; timbrazo | |||
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| sobreoscilación | |||
| رنين: 22 phrases in 10 subjects |
| Antennas and waveguides | 3 |
| Electric machinery | 1 |
| Electronics | 5 |
| Isolation | 1 |
| Magnetics | 2 |
| Microsoft | 4 |
| Physics | 1 |
| Piezoelectric crystals | 2 |
| Telecommunications | 1 |
| Telephony | 2 |