Rohde & Schwarz CMU-K20, Руководство по эксплуатации

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CMU-K20/21/22/23/24 Signalling: POWer[:NORMal]
1115.6088.12 6.125 E-12
The default settings for 8MSK modulation (EDGE channels, keyword
:EPSK
) are given in the table below:
for Enable forTable
Start Stop Start Stop Start Stop
Suffix Enable Time Time rel.Level rel.Level abs.Level abs.Level Visibility
1 ON –10.0 symb –7 ¼ symb –59.0
1
dB –59.0
1
dB –36.0
2
dBm –36.0
2
dBm ON
2 ON –7 ¼ symb –4 ½ symb –30.0 dB –30.0 dB –17.0
3
dBm –17.0
3
dBm ON
3 ON –4 ½ symb –2 ¼ symb –6.0 dB –6.0 dB OFF OFF ON
4 ON –2 ¼ symb +½ symb +4.0 dB +4.0 dB OFF OFF ON
5 ON ½ symb 1 ½ symb +2.4 dB +2.4 dB OFF OFF ON
6 ON 1 ½ symb 146 ½ symb +4.0 dB +4.0 dB OFF OFF ON
7 ON 146 ½ symb 147 ½ symb +2.4 dB +2.4 dB OFF OFF ON
8 ON 147 ½ symb 150 ¼ symb +4.0 dB +4.0 dB OFF OFF ON
9 ON 150 ¼ symb 152 ½ symb –6.0 dB –6.0 dB OFF OFF ON
10 ON 152 ½ symb 155 ¼ symb –30.0 dB –30.0 dB –17.0
3
dBm –17.0
3
dBm ON
11 ON 155 ¼ symb 156 ¾ symb –59.0
1
dB –59.0
1
dB –36.0
2
dBm –36.0
2
dBm ON
12 OFF OFF OFF OFF OFF OFF OFF OFF
...
16 OFF OFF OFF OFF OFF OFF OFF OFF
CONFigure:POWer[:NORMal][:GMSK]:LIMit:LINE:LOWer<nr>[:STATic]:ENABle <Enable>
CONFigure:POWer[:NORMal]:EPSK:LIMit:LINE:LOWer<nr>[:STATic]:ENABle <Enable>
CONFigure:POWer[:NORMal][:GMSK]:LIMit:LINE:LOWer<nr>[:STATic]
CONFigure:POWer[:NORMal]:EPSK:LIMit:LINE:LOWer<nr>[:STATic]
Lower Limit Line
Parameters for query: <StartTime>, <EndTime>, <StartRelLevel>, <EndRelLevel>,
<StartAbsLevel>, <EndAbsLevel>, <StartVisibility>, <EndVisibility>
for setting:
<StartTime>, <EndTime>, <StartRelLevel>, <EndRelLevel>,
<StartAbsLevel>, <EndAbsLevel>, <Visibility >
Parameters Value range Description of parameters Def. value
<Enable>
<StartTime>,
<EndTime>,
<StartRelLevel>,
<EndRelLevel>,
<StartAbsLevel>,
<EndAbsLevel>,
<Visibility>
<StartVisib.>
<EndVisib>
ON | OFF
–10 bit to +156 ¾ bit | OFF
–10 bit to +156 ¾ bit | OFF,
–100 dB to 20 dB | OFF,
–100 dB to 20 dB | OFF,
–90 dBm to 50 dBm | OFF,
–90 dBm to 50 dBm | OFF,
ON | OFF Definition section on/off
Start point of time
End point of time
Start point of level (relative)
End point of level (relative)
Start point of level (absolute)
End point of level (absolute)
Range of limit lines on/off See
below
Description of command FW vers.
These commands activate and define lower limit lines for normal bursts. The limit lines are defined
section by section; the suffix <nr> numbers the different ranges of limit lines. V1.15
Only 1 area is defined in the default setting, another 15 areas can be activated if required. The default settings for
GMSK modulation (keyword
[:GMSK]
) are shown in the table below:
f
or Enable for Table
Start Stop Start Stop Start Stop
Suffix Enable Time Time rel.Level rel.Level abs.Level abs.Level Visibility
1 ON –10.0 bit ½ bit OFF OFF OFF OFF OFF
2 ON ½ bit 147 ½ bit –1.0 dB –1.0 dB OFF OFF ON
3 ON 147 ½ bit 156 ¾ bit OFF OFF OFF OFF ON
4 OFF OFF OFF OFF OFF OFF OFF OFF
...
16 OFF OFF OFF OFF OFF OFF OFF OFF
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135-1095-0799