Vislink UltraReceiver - LMS-T Operation; Down-Converter Type; Decoder

UltraReceiver User Manual
Receiver Setup
Issue No: 3 Page: 31
Ref: ULRX-ASUM-700X Copyright © 2018 Vislink plc
Table 6-3 defines the changes and sequence required when changing to LMS-T operation.
Step
Menu
Option
Setting
1
DEMODULATOR > INPUT
Demod Mode
LMS-T (S) or (D) or DVB-T
2
DEMODULATOR > SETUP
Bandwidth
3..12MHz (S) or
4..24 MHz (D)
3
Guard
Auto
4
Polarity
Normal/Inverted
5
Frequency
As Required
Table 6-3 LMS-T-T Operation Menu Overview
The table below defines the corresponding gross bit rates for LMS-T operation at the most
common bandwidths (Single or Dual pedestal):
Bitrates (Mbit/s) for a LMS-T system
Channels
Guard Interval
Modulation
Code Rate
10MHz
20MHz
24 MHz
1/8
1/16
1/8
1/16
1/8
1/16
QPSK
2/3
9.2
9.7
18.4
19.5
22.1
23.4
16QAM
2/3
18.4
19.5
36.8
39
44.2
46.8
Table 6-4 LMS-T Bitrate Operation
Selecting the downconverter type will automatically define the frequency ranges and
spectral inversion.
Switch the decode to decode a transport stream from either the demodulator output or an
external source from the rear panel ASI-In socket.