Manual radio srt 1f

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User Manual
SRT 1F Synchronous Radio for Trunk Applications UMN
911-362/02C0000
Issue 2, January 2003

UMN

SRT 1F

Siemens Mobile Communications S.p.A. 2003 V.le Piero e Alberto Pirelli, 10 I-20126 Milano
Issued by Customer Documentation Department S.S. 11 Padana Superiore, km 158 I-20060 Cassina de’ Pecchi MI

Copyright (C) Fujitsu/Siemens 2003
Technical modificationspossible without notice to customers. Technical specifications and features are binding only insofar as they are specifically and expressly agreed upon in a written contract.

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SRT 1F 911-362/02C0000 Issue 2, January 2003

UMN 1

Table of Contents GENERAL DESCRIPTION .......................................................................................1-1 1.1 1.1.1 1.1.2 1.2 1.2.11.2.2 1.2.3 1.2.4 1.2.5 1.2.6 1.2.7 1.2.8 1.2.9 1.2.10 1.2.11 1.2.12 1.2.13 1.2.14 1.2.15 1.2.16 1.2.16.1 1.2.16.2 1.2.16.3 1.2.16.4 1.2.16.5 1.2.16.6 1.2.17 1.2.17.1 1.2.17.2 1.2.17.3 1.2.17.4 1.3 1.3.1 1.3.2 1.3.3 1.3.4 General description.................................................................................1-1 Introduction to the SRT 1F RadioEquipment..........................................1-1 Equipment Features ...............................................................................1-1 SRT 1F Equipment Details .....................................................................1-6 Ordering Guide .......................................................................................1-6 BRU (Branching Network Unit)...............................................................1-8 MSTU (Main Signal Transmission Unit) ..................................................1-8 SCSU (Supervisory, Control and Switching Unit) ....................................1-8 BBIU (Baseband Interface Unit)..............................................................1-9 General Specifications..........................................................................1-10 General Information ..............................................................................1-10 Transmitter (TX) ...................................................................................1-11 Receiver (RX) .......................................................................................1-15 Modulator (MOD)..................................................................................1-16 Demodulator (DEM) ..............................................................................1-16 Digital Processing .................................................................................1-17 Overall ..................................................................................................1-19 RFInterference.....................................................................................1-25 Countermeasures to Fading .................................................................1-26 Signal Interface for STM-1 System .......................................................1-27 Base Band Signal Interface ..................................................................1-27 Base Band for Optical STM-1 Interface................................................1-27 Base Band for Electrical STM-1 Interface .............................................1-28 Jitter......................................................................................................1-28 Alarm Indication Signal (AIS) ................................................................1-28BSI........................................................................................................1-29 Auxiliary Signal Interface ......................................................................1-29 Radio User Channel (RUC)...................................................................1-29 Way Side (WS) .....................................................................................1-29 Order Wire (OW)...
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