| Document ID (ISN) | 59778 |
| CIS number |
93-653 |
| Year |
1991 |
| Convention or series no. |
NT ACOU 081
|
| Title |
Sound signalling devices - Acoustic emission |
| Bibliographic information |
Nordtest, Postbox 111, 02101 Esbo, Finland, 1991. 7p. |
| Abstract |
This method primarily specifies the way in which the acoustic properties of sound signalling devices are to be tested and is applicable to both indoor and outdoor warning systems. Contents: definitions; instrumentation; presentation of results; test conditions (choice of test site, ambient conditions, mounting of sound units, power supply, microphone positions, test procedure); measurement of acoustic characteristics; test report. |
| Descriptors (primary) |
acoustic signalling; acoustics; Finland; evaluation of equipment |
| Descriptors (secondary) |
sound frequency; sound power; data sheet; description of technique; standard; noise level |
| Document type |
F - Information notes, codes of practice, standards |
| Country / State or Province | Finland |
| Subject(s) |
Noise, hearing and vibration
|
| Broad subject area(s) |
Physical hazards
|
| Browse category(ies) |
Noise
|
