UBS Axcera 425A 500-watt solid state television transmitter User Manual

UBS-Axcera 500-watt solid state television transmitter Report page for users manual

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Table of Contents

500-Watt VHF Transmitter Table of Contents425A, Rev. 0 iTABLE OF CONTENTSCHAPTER 1 INTRODUCTION1.1 Manual Overview ..................................................................................1-11.2 Assembly Designation Procedure ............................................................1-11.3 Safety .................................................................................................1-11.4 Maintenance.........................................................................................1-21.5 Material Return Procedure......................................................................1-21.6 Warranty for Broadcast Products – Limited One-Year Warranty ..................1-3CHAPTER 2 SYSTEM DESCRIPTION2.1 System Overview..................................................................................2-12.2 Control and Status................................................................................2-22.2.1 VHF Exciter Tray..........................................................................2-32.2.2 600-Watt Amplifier Tray ...............................................................2-62.3 Input and Remote Connections...............................................................2-72.4 AC Input............................................................................................2-10CHAPTER 3 CIRCUIT DESCRIPTIONS3.1 High-Band VHF Exciter ...............................................................................3-13.1.1 Aural IF Synthesizer Board, 4.5 MHz...................................................3-13.1.2 Sync Tip Clamp/Modulator Board........................................................3-23.1.3 Delay Equalizer Board .......................................................................3-53.1.4 IF Carrier Oven Oscillator Board .........................................................3-63.1.5 ALC Board, NTSC..............................................................................3-73.1.6 IF Phase Corrector Board.................................................................3-133.1.7 VHF Mixer/Amplifier Enclosure Assembly ...........................................3-153.1.8 Transmitter Control Board................................................................3-173.1.9 Visual/Aural Metering Board.............................................................3-223.1.10 Channel Oscillator Assembly, Dual Oven..........................................3-233.1.11 EEPROM FSK Identifier Board .........................................................3-233.1.12 IF Attenuator Board.......................................................................3-243.2 600-Watt High-Band VHF Amplifier Trays....................................................3-243.3 Bandpass Filter Assembly .........................................................................3-28CHAPTER 4 INSTALLATION AND SETUP PROCEDURES4.1 Site Considerations ...............................................................................4-14.2 Unpacking the Cabinets and Trays ..........................................................4-44.3 Installing the Cabinets and Trays............................................................4-54.4 Setup and Operation .............................................................................4-6CHAPTER 5 DETAILED ALIGNMENT PROCEDURES5.1 High-Band VHF Exciter Tray with Baseband Video and Audio Inputs............5-15.2 VHF Exciter Tray with 4.5-MHz Composite Input Kit..................................5-15.3 VHF Exciter Tray with Either Baseband or 4.5-MHz Composite Input...........5-25.4 IF Phase Corrector Adjustment...............................................................5-35.5 Linearity Corrector Adjustment...............................................................5-35.6 Phase and Gain Adjustment of the VHF Amplifier Trays .............................5-4
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Document ID99868
Application ID8Q73O8/VEwa2gsYbPPmrwg==
Document DescriptionTable of Contents
Short Term ConfidentialNo
Permanent ConfidentialNo
SupercedeNo
Document TypeUser Manual
Display FormatMicrosoft Word - pdf
Filesize2.54kB (31745 bits)
Date Submitted2000-05-12 00:00:00
Date Available2000-06-13 00:00:00
Creation Date2000-05-12 10:58:14
Producing SoftwareAcrobat Distiller 4.0 for Windows
Document Lastmod2000-05-12 10:58:16
Document TitleTable of Contents
FCC ID Filing: OUS425A

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