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| whistlers; whistling atmospherics | |||
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| whistle | |||
| hissing | |||
| cheeping; chirping | |||
| hiss | |||
| whine | |||
| whistler | |||
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| birdies in telecommunications; whistling | |||
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sifflements : 20 phrases, 5 sujets |
| Communications | 2 |
| Électronique | 12 |
| Général | 1 |
| Médical | 4 |
| Physique des hautes énergies | 1 |