BS EN ISO 3382-3:2022 – TC
$186.33
Tracked Changes. Acoustics. Measurement of room acoustic parameters – Open plan offices
Published By | Publication Date | Number of Pages |
BSI | 2022 | 74 |
PDF Catalog
PDF Pages | PDF Title |
---|---|
1 | 30451744 |
49 | A-30412483 |
50 | undefined |
54 | Foreword |
55 | Introduction |
57 | 1 Scope 2 Normative references 3 Terms and definitions |
59 | 4 Measurement conditions 4.1 Equipment 4.2 Measurement procedure 4.2.1 Measurement conditions 4.2.2 Acoustic zones and measurement paths |
60 | 4.2.3 Source and microphone positions |
61 | 4.2.4 Measured quantities 5 Determination of single-number values 5.1 Spectrum of normal speech 5.2 Spatial decay rate of speech 5.2.1 Conventional method |
64 | 5.2.2 Impulse response method 5.3 Speech level at 4 m distance |
65 | 5.4 Background noise level 5.5 Speech transmission index |
66 | 5.6 Comfort distance and distraction distance 5.7 Typical single-number values 6 Precision 7 Test report |
68 | Annex A (informative) Psychological reasoning of distraction distance |
69 | Annex B (informative) Alternative methods for determining the spatial decay rate |
71 | Annex C (informative) Examples of typical single-number values |
72 | Annex D (informative) Precision |
73 | Bibliography |