National foreword
Committees responsible
1. Scope
2. Object
3. Terminology
4. Description of the method
4.1 General
4.2 The STI method
4.3 The RASTI method
Figures
1. Deviation of the modulation transfer function
2. Frequencies for STI and RASTI methods
Appendix A - Implementation of the RASTI measuring
method
Appendix B - General relation between the quality of
speech transmission, with respect to
intelligibility and the RASTI index
Appendix C - Bibliography