ProTelevision PT 5780, Инструкция по эксплуатации

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PT 5780 DVB-T Modulator ProTelevision Technologies RS232 Communication
Instruction Manual Revision 3.11
6-19
Example:
SFN:MARG? Response: 350
•
SFN:MARGin:HP?
Query only command to view the actual delay (in ms) from the high-priority mega-frame is
received in the input buffer till it’s transmitted from the modulator (only available when the
instrument is configured SFN and hierarchical mode.
Example:
SFN:MARG:HP? Response: 350
•
SFN:MARGin:LP?
Query only command to view the actual delay (in ms) from the low-priority mega-frame is
received in the input buffer till it’s transmitted from the modulator (only available when the
instrument is configured SFN and hierarchical mode.
Example:
SFN:MARG:LP? Response: 350
•
SFN:MAXDelay?
Query only command to view the maximum network delay in multiples of 100 ns. The example
below shows a maximum network delay of 500 msecs.
Example:
SFN:MAXD? Response: 5000000
•
SFN:OPTional:TIMeoffset?
Query command to view the optional time offset in multiples of 100 ns. The example below
shows a time offset of 1 µsec.
Example:
SFN:OPT:TIM? Response : 10
•
SFN:OPTional:FREQoffset?
Query command to view the optional frequency offset in Hz.
Example:
SFN:OPT:FREQ? Response: 0.500
•
SFN:OPTional:POWer?
Query command to view the optional power setting in multiples of 0.1 dBm. The example below
shows a power offset of 10 dBm
Example:
SFN:OPT:POW? Response: 100