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PNDB [4 records]
Record 1 - internal organization data 2016-07-29
Record 1, English
Record 1, Subject field(s)
- Acoustics (Physics)
- Noise Pollution
- Air Transport
Record 1, Main entry term, English
- perceived noise level
1, record 1, English, perceived%20noise%20level
correct
Record 1, Abbreviations, English
Record 1, Synonyms, English
Record 1, Textual support, English
Record number: 1, Textual support number: 1 DEF
The single number rating of aircraft noise in decibels, used to describe the acceptability of noisiness of aircraft sound. 3, record 1, English, - perceived%20noise%20level
Record number: 1, Textual support number: 1 CONT
... corresponding to the scale of loudness levels in phons, there has been established a scale of perceived noise levels in PNdB [perceived noise decibel.] 4, record 1, English, - perceived%20noise%20level
Record 1, French
Record 1, Domaine(s)
- Acoustique (Physique)
- Pollution par le bruit
- Transport aérien
Record 1, Main entry term, French
- niveau de bruit perçu
1, record 1, French, niveau%20de%20bruit%20per%C3%A7u
correct, masculine noun
Record 1, Abbreviations, French
Record 1, Synonyms, French
Record 1, Textual support, French
Record number: 1, Textual support number: 1 CONT
Le niveau de bruit perçu en PNdB [décibel de bruit perçu] d’un bruit est(...) le niveau de pression acoustique(...) d’une bande d’octave centrée sur 1000 Hz d’un bruit à incidence normale jugé subjectivement avoir la même bruyance perçue que le signal en essai. 2, record 1, French, - niveau%20de%20bruit%20per%C3%A7u
Record 1, Spanish
Record 1, Campo(s) temático(s)
- Acústica (Física)
- Contaminación acústica
- Transporte aéreo
Record 1, Main entry term, Spanish
- nivel de ruido percibido
1, record 1, Spanish, nivel%20de%20ruido%20percibido
correct, masculine noun
Record 1, Abbreviations, Spanish
Record 1, Synonyms, Spanish
Record 1, Textual support, Spanish
Record 2 - internal organization data 2015-03-18
Record 2, English
Record 2, Subject field(s)
- Metrology and Units of Measure
- Acoustics (Physics)
- Noise Pollution
- Air Transport
Record 2, Main entry term, English
- noy
1, record 2, English, noy
correct, noun
Record 2, Abbreviations, English
Record 2, Synonyms, English
Record 2, Textual support, English
Record number: 2, Textual support number: 1 DEF
Unit of perceived noisiness ... 2, record 2, English, - noy
Record number: 2, Textual support number: 1 CONT
... corresponding to the scale of sones created to measure loudness, a scale of noys has been developed as a measure of the noisiness of jet aircraft noise in particular. Noys give more importance to the high-frequency bands of noise and less importance to the low-frequency bands than do sones. 3, record 2, English, - noy
Record number: 2, Textual support number: 1 OBS
[For example] for 10 noys, 20 noys, etc., replace equal-loudness contours. 2, record 2, English, - noy
Record 2, French
Record 2, Domaine(s)
- Unités de mesure et métrologie
- Acoustique (Physique)
- Pollution par le bruit
- Transport aérien
Record 2, Main entry term, French
- noy
1, record 2, French, noy
correct, masculine noun
Record 2, Abbreviations, French
Record 2, Synonyms, French
Record 2, Textual support, French
Record number: 2, Textual support number: 1 CONT
La bruyance en noys est une désignation numérique en relation avec le caractère gênant ou la nuisance d’un bruit [...] 1 noy est la bruyance d’un bruit dont le niveau de bruit perçu est 40 PNdB. 2, record 2, French, - noy
Record number: 2, Textual support number: 2 CONT
[...] Kryter [...] a proposé, vers 1960, pour les bruits à spectre étendu vers les fréquences aiguës, le «noy» en tant qu’unité de sonie. 3, record 2, French, - noy
Record 2, Spanish
Record 2, Campo(s) temático(s)
- Metrología y unidades de medida
- Acústica (Física)
- Contaminación acústica
- Transporte aéreo
Record 2, Main entry term, Spanish
- noy
1, record 2, Spanish, noy
correct, masculine noun
Record 2, Abbreviations, Spanish
Record 2, Synonyms, Spanish
Record 2, Textual support, Spanish
Record number: 2, Textual support number: 1 OBS
Unidad subjetiva de la ruidosidad percibida. 2, record 2, Spanish, - noy
Record 3 - internal organization data 1986-05-23
Record 3, English
Record 3, Subject field(s)
- Acoustics (Physics)
- Noise Pollution
Record 3, Main entry term, English
- perceived noise decibel
1, record 3, English, perceived%20noise%20decibel
correct
Record 3, Abbreviations, English
- PNdB 1, record 3, English, PNdB
correct
Record 3, Synonyms, English
Record 3, Textual support, English
Record number: 3, Textual support number: 1 DEF
A unit of perceived noise level. 2, record 3, English, - perceived%20noise%20decibel
Record number: 3, Textual support number: 1 CONT
PNdB, or perceived noise decibel, is a calculated decibel that attempts to measure annoyance in terms of "noisiness". 3, record 3, English, - perceived%20noise%20decibel
Record number: 3, Textual support number: 2 CONT
... corresponding to the scale of loudness level in phons, there has been established a scale of perceived noise levels in PNdB. 4, record 3, English, - perceived%20noise%20decibel
Record 3, French
Record 3, Domaine(s)
- Acoustique (Physique)
- Pollution par le bruit
Record 3, Main entry term, French
- décibel de bruit perçu
1, record 3, French, d%C3%A9cibel%20de%20bruit%20per%C3%A7u
correct, masculine noun
Record 3, Abbreviations, French
- PNdB 2, record 3, French, PNdB
correct, masculine noun
Record 3, Synonyms, French
Record 3, Textual support, French
Record number: 3, Textual support number: 1 CONT
1 noy est la bruyance perçue d’un bruit dont le niveau de bruit perçu est 40 PNdB. 3, record 3, French, - d%C3%A9cibel%20de%20bruit%20per%C3%A7u
Record number: 3, Textual support number: 2 CONT
A cette pondération supplémentaire, correspond la notion de PNdB(Perceived Noise decibel ou décibel de bruit perçu), qui complique(...) sérieusement les calculs. 1, record 3, French, - d%C3%A9cibel%20de%20bruit%20per%C3%A7u
Record 3, Spanish
Record 3, Textual support, Spanish
Record 4 - internal organization data 1983-10-07
Record 4, English
Record 4, Subject field(s)
- Air Transport
Record 4, Main entry term, English
- maximum perceived noise level
1, record 4, English, maximum%20perceived%20noise%20level
correct
Record 4, Abbreviations, English
Record 4, Synonyms, English
Record 4, Textual support, English
Record number: 4, Textual support number: 1 DEF
The maximum value of PNL (k). (The unit PNdB is used instead of the unit dB.) 1, record 4, English, - maximum%20perceived%20noise%20level
Record 4, French
Record 4, Domaine(s)
- Transport aérien
Record 4, Main entry term, French
- niveau maximal de bruit perçu 1, record 4, French, niveau%20maximal%20de%20bruit%20per%C3%A7u
Record 4, Abbreviations, French
Record 4, Synonyms, French
Record 4, Textual support, French
Record number: 4, Textual support number: 1 DEF
Valeur maximale de PNL(k).(On utilise comme unité le PNdB au lieu du dB.) 1, record 4, French, - niveau%20maximal%20de%20bruit%20per%C3%A7u
Record 4, Spanish
Record 4, Textual support, Spanish
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