R&S SMCVB-K163, Руководство пользователя

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DVB-T Configuration and Settings
R&S
®
SMCVB-K163
22 User Manual 1179.0997.02 ─ 02
4.2.3 Test Signal Settings
Access:
► Select "Input Signal > Test Signal".
The tab provides settings necessary to configure the input test signal.
Settings:
Test TS Packet .............................................................................................................. 22
PID Test Packet .............................................................................................................22
PID (Hex) ...................................................................................................................... 23
Payload Test/Stuff ......................................................................................................... 23
PRBS ............................................................................................................................ 23
Test TS Packet
Specifies the structure of the test transport stream packet that is fed to the modulator.
"Head/184 Payload"
A sync byte (0x47) followed by three header bytes and 184 payload
bytes.
"Sync/187 Payload"
A sync byte (0x47) followed by 187 payload bytes.
Remote command:
[:SOURce<hw>]:BB:DVBT:TSPacket
on page 65
PID Test Packet
If a header is present in the test packet ("Test TS Packet > Head/184 Payload"), you
can specify a fixed or variable packet identifier (PID).
"Null" The header of the test transport stream packets has a fixed setting of
null packet header 1FFF (hex).
"Variable" Uses the header value defined with PID (Hex) .
Input Signal Settings