{"id":197650,"date":"2024-10-19T12:34:48","date_gmt":"2024-10-19T12:34:48","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/asa-s3-71-2019\/"},"modified":"2024-10-25T05:08:19","modified_gmt":"2024-10-25T05:08:19","slug":"asa-s3-71-2019","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/asa\/asa-s3-71-2019\/","title":{"rendered":"ASA S3.71 2019"},"content":{"rendered":"
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PDF Pages<\/th>\n | PDF Title<\/th>\n<\/tr>\n | ||||||
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13<\/td>\n | 1 Scope 2 Normative references <\/td>\n<\/tr>\n | ||||||
14<\/td>\n | 3 Terms and definitions <\/td>\n<\/tr>\n | ||||||
15<\/td>\n | 4 Subject qualifications 4.1 Test subjects <\/td>\n<\/tr>\n | ||||||
17<\/td>\n | 5 Test devices 5.1 Required number of head-worn device samples 5.2 Ambient listening gain setting 6 Sound field requirements 6.1 Defined head cylinder sound field <\/td>\n<\/tr>\n | ||||||
18<\/td>\n | 6.2 Loudspeakers 6.3 Loudspeaker obscuration 7 Facility requirements 7.1 Method 1 initial open-ear facility performance requirements <\/td>\n<\/tr>\n | ||||||
19<\/td>\n | 7.2 Test room open-ear baseline facility performance <\/td>\n<\/tr>\n | ||||||
21<\/td>\n | 7.3 Loudspeaker spacing <\/td>\n<\/tr>\n | ||||||
22<\/td>\n | 8 Procedures and analyses 8.1 Training 8.2 Stimuli presentation <\/td>\n<\/tr>\n | ||||||
23<\/td>\n | 8.3 Maintaining head location inside head cylinder 8.4 Order of test conditions <\/td>\n<\/tr>\n | ||||||
24<\/td>\n | 8.5 Front-back reversal error determination 8.6 Method 1 specific procedures <\/td>\n<\/tr>\n | ||||||
31<\/td>\n | 8.7 Method 2 specific procedures <\/td>\n<\/tr>\n | ||||||
33<\/td>\n | 8.8 Method 3 specific procedures 9 Uncertainty estimates and calculations 9.1 Method 1 <\/td>\n<\/tr>\n | ||||||
35<\/td>\n | 9.2 Method 2 <\/td>\n<\/tr>\n | ||||||
37<\/td>\n | 9.3 Method 3 <\/td>\n<\/tr>\n | ||||||
38<\/td>\n | 10 Reporting requirements 10.1 Test facility 10.2 Facility performance <\/td>\n<\/tr>\n | ||||||
39<\/td>\n | 10.3 Subject information 10.4 Uncertainty analysis 10.5 Head-worn device ii \u00a9 2019 Acoustical Society of America \u2013 All rights reserved \n 10.6 Room information 10.7 Results <\/td>\n<\/tr>\n | ||||||
41<\/td>\n | Annex A (normative) Measurement of unity gain A.1 Gain setting for active head-worn devices <\/td>\n<\/tr>\n | ||||||
42<\/td>\n | Annex B (informative) Design guidelines for Method 1 acoustic spaces B.1 Loudspeakers B.2 Equalization B.3 Masking noise B.4 Reverberation time B.5 Ambient noise level B.6 Loudspeaker placement – Distance from walls and other reflecting surfaces <\/td>\n<\/tr>\n | ||||||
43<\/td>\n | Annex C (normative) Measurement of head dimensions, scaled photos of pinnae, and \n earcanal diameter C.1 Anthropometric measurements C.2 Scaled photo documentation of pinnae C.3 Measurement of earcanal diameter <\/td>\n<\/tr>\n | ||||||
45<\/td>\n | Annex D (informative) Method 4 to measure localization acuity D.1 Description of method D.2 Subject qualification D.3 Test device requirements D.4 Sound field requirements D.5 Facility requirements <\/td>\n<\/tr>\n | ||||||
46<\/td>\n | D.6 Method 4 specific procedures <\/td>\n<\/tr>\n | ||||||
48<\/td>\n | D.7 Method 4 uncertainty calculations <\/td>\n<\/tr>\n | ||||||
50<\/td>\n | D.8 Method 4 reporting <\/td>\n<\/tr>\n | ||||||
51<\/td>\n | Annex E (normative) Subject questionnaire (ANSI\/ASA S3.71-2019 <\/td>\n<\/tr>\n | ||||||
52<\/td>\n | Bibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":" ANSI\/ASA S3.71-2019 American National Standard Methods for Measuring the Effect of Head-worn Devices on Directional Sound Localization in the Horizontal Plane<\/b><\/p>\n |