User's Manual

300-Watt Digital UHF Transmitter Table of Contents
DT830A, Rev. 1 v
LIST OF TABLES
2-1 DT830A Major Assemblies and Trays ................................................2-1
2-2 Digital Modulator Display ................................................................2-3
2-3 Digital Modulator Control Pushbuttons ..............................................2-4
2-4 Digital Modulator Status Indicators...................................................2-4
2-5 Digital Modulator Sample ................................................................2-4
2-6 UHF Exciter Tray Meters..................................................................2-4
2-7 UHF Exciter Tray Controls ...............................................................2-5
2-8 UHF Exciter Tray Fault Indicators .....................................................2-5
2-9 UHF Exciter Tray Samples ...............................................................2-6
2-10 UHF Amplifier Tray Meters...............................................................2-6
2-11 UHF Amplifier Tray Status Indicators ................................................2-7
2-12 UHF Amplifier Tray Controls ............................................................2-7
2-13 UHF Amplifier Tray Sample..............................................................2-7
2-14 UHF Exciter Remote Connections .....................................................2-9
2-15 UHF Amplifier Tray Remote Connections ......................................... 2-10
4-1 Fuses, Idling Currents, and Voltage Settings for the
Class AB Amplifier Devices ............................................................ 4-28
5-1 Jumper Positions on the 6-dB Pad ....................................................5-1
5-2 Center Frequencies for the Delay Equalizer Sections ..........................5-3
5-3 PLL Board Switch Positions..............................................................5-5
5-4 PLL Board Switch Positions for Channel Frequencies...........................5-5
5-5 8-VSB Modulator Connections..........................................................5-8
5-6 Jumper Configurations for the Symbol Generator Board ................... 5-10
5-7 Jumper Configurations for the VSB Filter Board ............................... 5-12
5-8 DIP Switch Settings...................................................................... 5-13