Manual radio nec pasolink

MTD-PL-028/130702

PASOLINK 155 MB 1+0/1+1 SYSTEM

+

PASOLINK

+

6-38 GHz 155 MB DIGITAL RADIO SYSTEM (1 + 0 / 1 + 1 SYSTEM)

This document describes the current version of NEC standard equipment. If there is any conflict between this document and the System Description and/or the Compliance statement, the latter will supersede this document. The specifications orconfiguration contained in this document are subject to change without notice due to NEC's continuing design improvement.

NEC Corporation

-I-

MTD-PL-028/130702

PASOLINK 155 MB 1+0/1+1 SYSTEM

+

TABLE OF CONTENTS
LIST OF ABBRAVIATIONS........… .......… ....................…..............................… … … … ............II

1.

INTRODUCTION................................................................................................................1

2. FEATURES..........................................................................................................................3 2.1 Advanced Technologies and Superb Performance .........................................................3 2.2 2.3 2.4 2.5 2.6 2.7 2.8 2.9 2.10 2.11 3. High SystemGain.............................................................................................................3 Easy and Quick Installation ..............................................................................................3 Common platform architechture ......................................................................................3 Frequency Agility and Easy Tuning..................................................................................3 TX Power Control .............................................................................................................3 System Flexibility ..............................................................................................................3 Maintenance Facilities......................................................................................................4 Service Channels (Please see 4.2 Service Channel for available channel)....................4 Electro Magnetic Compatibility (EMC) ..........................................................................4 Conformity with the ITU.................................................................................................4RELIABILITY AND QUALITY.............................................................................................7

4. INTERFACE.........................................................................................................................9 4.1 Digital Signal Interface......................................................................................................9 4.2 4.34.4 Service Channel (SC).......................................................................................................9 RF Port ...........................................................................................................................10 Alarm Signal Interface.....................................................................................................105. DESIGN CONSIDERATIONS ..........................................................................................11 5.1 Protection Capability.......................................................................................................11 5.2 5.3 5.4 5.5Antenna...........................................................................................................................11 Transmitter-Receiver (ODU) ..........................................................................................11 Indoor Unit (IDU) .............................................................................................................12 Other Tools and Materials ..............................................................................................13

6....