CONTENTS

 1     Introduction
 2     Transmission performance
        2.1     Loudness ratings
        2.2     Stability
        2.3     Propagation time
        2.4     Echo control
        2.5     Quantizing distortion
        2.6     Clipping
        2.7     Noise contrast
        2.8     Other requirements
Annex A – Definitions and  detailed transmission aspects
        A.1     Definitions
        A.2     Detailed model of the digital land mobile system
        A.3     Detailed transmission performance
References
Annex B – Examples of interconnections
        B.1     Connections between MSs
        B.2     Connections from the PLMN to PSTN/ISDN
        B.3     Connections from the PSTN/ISDN to PLMN