6 Distribution of audio signals

Contents

David M. Davidson
Chief Engineer, Telephone Systems, Northern Telecom Europe Ltd
6.1 Telephony
6.2 Telephony transmission systems
David C. Yates
Broadcast Transmission Training Consultant, BBC Transmission
6.3 Radio propagation
Bev Marks
Broadcast Consultant
6.4 Transmission developments: NICAM and RDS
Francis Rumsey
Senior Lecturer, University of Surrey
6.5 Digital audio interfacing, synchronization and networks

6.1 Telephony

6.1.1 Introduction

The basic objective of telephony is to provide a service to enable two customers at a distance to set up a call via the network so that both may talk to each other. The telephone system must supply the means of connecting two telephones together via signalling, ...

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