JVC TDR6 Bedienungsanleitung PDF herunterladen (Seite 96)

86 01-0870-401B 01/03

Demodulator Application Notes

■ Viterbi Bit Error – This register displays the number of channel bit errors

during the last measurement period. This register is used to estimate E

. If

this register is zero, the E

is 16.00 (no noise).

Any channel noise will cause this register to be greater than zero.

■ OFFSET – Use this command to confirm the location of the carrier. The

definition of this query is:

The units are in Hz.

Syntax – DMD.x OFFSET where x designates the demodulator that is the

object of the command.

(OFFSET = Actual RF – Programmed RF)

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Electric Shock 2
Contents 3
01-0870-401B 01/03 iii 5
Other Tiernan 7
Products 7
01-0870-401B 01/03 vii 9
Overview 11
Installing the TDR6 15
North American Applications 16
International Applications 16
Rear Panel 17
Connections 17
Front Panel 23
Main Menu Submenus 24
Functions/Parameters 24
Navigating Through 25
LCD Display LCD Symbols 25
→ ) ■ Asterisk (*) 25
Navigation Buttons 26
Alpha-numeric 28
Std Video Decoder 31
Mode = PAL 31
Mode = NTSC 31
Using a Remote Unit 41
Communications 42
Command = 43
Issuing Remote 44
Commands 44
Typing Remote 45
Descriptions 46
TDR6 Remote Command Listing 47
Mnemonics 47
Parameters/ 47
Response Values 47
DVB Defaults Description 47
Default Configuration 57
Configuring the TDR6 58
Required Information 59
Time Tags 63
Fault History Descriptions 64
Troubleshooting 65
Clear Fault History Log 66
Receive Signal E 67
Receive Carrier Offset 68
Demodulator Does Not Lock 68
Technical Specifications 69
STANDARD FEATURES 70
Default Configurations 71
Port Pinouts 75
Port Specifications 77
Ω balanced, 600 Ω factory 78
Ω balanced 78
TDEM-6110 79
Specifications 79
Tiernan VBI Data 81
Transmission 81
Tiernan VBI Data Transmission 82
Operational Considerations 83
Hardware Requirements 83
End-to-End Configuration 83
Command 86
Option Module Overview 89
Demodulator 91
Application Notes 91
Information Rate/ 92
Symbol Rate/Channel 92
Information Rates 93
DMD.x SR 94
DMD.x DR 94
Demodulator Application Notes 95
Large Holes 97
Small Holes 97
Rear Rack Mount 98
Instructions 98
Rear Rack Bracket 99
Mounting Instructions 99
90 01-0870-401B 01/03 100
01-0870-401 101

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