Table Of Contents - NEC DTU-70 Instruction Manual

INSTRUCTION MANUAL FOR DTU-70D Series
SECTION. 1 CAUTION AND SAFETY
1-1 General .................................................................................................................... 1-1
1-2 Cautions for Use ..................................................................................................... 1-1
SECTION. 2 GENERAL INFORMATION
2-1 Scope ...................................................................................................................... 2-1
2-2 General .................................................................................................................... 2-1
2-3 Coding System ........................................................................................................ 2-3
2-4 Principal Characteristics ......................................................................................... 2-5
2-5 Composition ............................................................................................................ 2-6
2-5-1 Functional Composition .................................................................................... 2-6
2-5-2 Physical Composition ....................................................................................... 2-9
SECTION. 3 FUNCTIONAL DESCRIPTION
3-1 Exciter Section ........................................................................................................ 3-2
3-1-1 Characteristics ................................................................................................... 3-2
3-2 Power Amplifier Section ........................................................................................ 3-3
3-2-1 UX5000QF Power Amplifier ............................................................................ 3-3
3-3 Cooling Section ...................................................................................................... 3-4
3-4 Output Filter Section .............................................................................................. 3-5
3-5 Control Section ....................................................................................................... 3-6
3-5-1 General .............................................................................................................. 3-6
3-5-2 Control Method ................................................................................................. 3-6
3-5-3 TX Control Unit ................................................................................................ 3-6
3-5-4 Operation of Transmitter .................................................................................. 3-12
3-6 Monitoring Section ................................................................................................. 3-16
3-7 Interface .................................................................................................................. 3-17
3-7-1 AC Line ............................................................................................................. 3-17
UHF TV TRANSMITTER
CONTENTS
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GWP-G22996
......... HO2-345135-201