Rohde & Schwarz CMU-K20, Руководство по эксплуатации

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CMU-K20/K21/K22/K23/K24
Measurement Groups (Non Signalling only)
1115.6088.12 6.15 E-12
For GMSK modulation (keyword
[:GMSK]
), 8 areas are defined in the default setting, another 8 areas can be
activated if required. The default settings 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 bit –7 ¼ bit –59.0
1
dB –59.02 dB –36.0
2
dBm –36.0
2
dBm ON
2 ON –7 ¼ bit –4 ½ bit –30.0 dB –30.0 dB –17.0
3
dBm –17.0
3
dBm ON
3 ON –4 ½ bit –2 ¼ bit –6.0 dB –6.0 dB OFF OFF ON
4 ON –2 ¼ bit +½ bit +4.0 dB +4.0 dB OFF OFF ON
5 ON ½ bit 150 ¼ bit +1.0 dB +1.0 dB OFF OFF ON
6 ON 150 ¼ bit 152 ½ bit –6.0 dB –6.0 dB OFF OFF ON
7 ON 152 ½ bit 155 ¼ bit –30.0 dB –30.0 dB –17.0
3
dBm –17.0
3
dBm ON
8 ON 155 ¼ bit 156 ¾ bit –59.0
1
dB –59.0
1
dB –36.0
2
dBm –36.0
2
dBm ON
9 OFF OFF OFF OFF OFF OFF OFF OFF
...
16 OFF OFF OFF OFF OFF OFF OFF OFF
The setting Visibility = Off implies that the corresponding range, including the limit check, is switched off. Enable
= Off switches off the entire limit check.
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
1 GSM400/850/900. The value for GSM1800 and GSM1900 is –48.0 dB.
2
GSM400/850/900. The value for GSM1800 and GSM1900 is –48.0 dBm.
3
GSM400/850/900. The value for GSM1800 and GSM1900 is –20.0 dBm.
深圳德标仪器
135-1095-0799