QAM - Tuning setup:
Name: A name should be assigned to each frequency channel
Frequency: The QAM tuning frequency in MHz
Mode:
The QAM modulation mode. Selectable modulation modes are DVB-C, QAM-
B, 8VSB, 16VSB and ANALOG.
Channel spacing:
The QAM channel spacing. Selectable spacing values are 6MHz, 7MHz and
8MHz.
Symbol rate: The QAM symbol rate in Msym/s
Modulation: The QAM modulation scheme - may be 16, 32, 64, 128 or 256
ETR thresholds:
Selection of the ETR threshold template that should be assigned to the current
frequency
PID thresholds:
Selection of the PID threshold template that should be assigned to the current
frequency
Service thresholds:
Selection of the Service threshold template that should be assigned to the
current frequency
Reference table set:
The Reference table set selection is used to compare the tables in the trans-
port stream with a set of stored tables. These tables are defined in the
ETR
290 — Gold TS thresholds view.
RF thresholds:
Selection of the RF threshold template that should be assigned to the current
frequency
VBC thresholds:
Selection of the VBC threshold template that should be assigned to the current
frequency
Extract thumbnails:
When enabled, the probe will generate thumbnails for this tuning whenever
tuned to it. If not, they can be generated manually by opening the thumbnail
pop-up from the
Main — Thumb overview
and
ETR 290 — Services
views.
Enable tuning:
If this box is checked the transport stream associated with the current fre-
quency will be monitored.
202 VB2xx GigE User’s Manual version 5.4
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