| PDF Pages<\/th>\n | PDF Title<\/th>\n<\/tr>\n | ||||||
|---|---|---|---|---|---|---|---|
| 6<\/td>\n | Foreword <\/td>\n<\/tr>\n | ||||||
| 7<\/td>\n | Introduction <\/td>\n<\/tr>\n | ||||||
| 9<\/td>\n | 1 Scope 2 Normative references 3 Terms and definitions <\/td>\n<\/tr>\n | ||||||
| 11<\/td>\n | 4 Qualification procedures for the acoustic environment 4.1 General 4.2 Absolute comparison test 4.3 Methods based on room absorption 4.4 Inverse-square-law qualification of parallelepiped and cylindrical measurement surfaces 4.5 Approximate method based on an estimation of the equivalent absorption area A <\/td>\n<\/tr>\n | ||||||
| 12<\/td>\n | 5 Absolute comparison test 5.1 General <\/td>\n<\/tr>\n | ||||||
| 13<\/td>\n | 5.2 Locations of reference sound source in test environment 5.3 Information to be recorded and reported <\/td>\n<\/tr>\n | ||||||
| 14<\/td>\n | 6 Determination of the environmental correction based on room absorption 6.1 General 6.2 Reverberation method 6.3 Two-surface method <\/td>\n<\/tr>\n | ||||||
| 15<\/td>\n | 6.4 Determination of the equivalent absorption area A with a reference sound source (direct method) <\/td>\n<\/tr>\n | ||||||
| 16<\/td>\n | 6.5 Information to be recorded and reported 7 Inverse-square-law qualification of parallelepiped and cylindrical measurement surfaces 7.1 General <\/td>\n<\/tr>\n | ||||||
| 17<\/td>\n | 7.2 Qualification criteria 7.2.1 General 7.2.2 Maximum allowable deviations from inverse square law 7.2.3 Frequency range to be qualified 7.2.4 Maximum qualified volume <\/td>\n<\/tr>\n | ||||||
| 18<\/td>\n | 7.3 Installation of test sound sources and microphone traverses 7.3.1 Test sound source requirements 7.3.2 Test sound source location 7.3.3 Microphone traverse paths for parallelepiped and cylindrical measurement surfaces <\/td>\n<\/tr>\n | ||||||
| 20<\/td>\n | 7.4 Test procedure 7.4.1 Analysis bandwidth 7.4.2 Generation of sound 7.4.3 Spatial resolution of the measurement points <\/td>\n<\/tr>\n | ||||||
| 21<\/td>\n | 7.5 Information to be recorded and reported 8 Approximate method based on an estimation of the equivalent absorption area \ufffc 8.1 General <\/td>\n<\/tr>\n | ||||||
| 22<\/td>\n | 8.2 Information to be recorded and reported <\/td>\n<\/tr>\n | ||||||
| 23<\/td>\n | Annex\u20acA (informative) Uncertainty of the environmental correction <\/td>\n<\/tr>\n | ||||||
| 24<\/td>\n | Bibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":" BS EN ISO 26101-2. Acoustics. Test methods for the qualification of the acoustic environment – Part 2. Determination of the environmental correction<\/b><\/p>\n |