R&S XU 4200  Local Control (Local Mode) 
6166.5368.02.01 3.44   
Display text  Values  Description 
Offset TX  --  Depending on whether the 5-carrier offset is enabled 
via the service PC (see chapter 3.3) or not, the 
possible value range is as follows: 
− Standard:
 
 −7.5 / −7.3 / −5 / −2.5 / 0 / +2.5 / +5 / +7.3 / +7.5 
−  Incl. 5-Carrier: 
   as above, in addition −8 / −4 / +4 / +8 
Fig. 3.26 shows the possible combinations for mode, 
spa
cing and offset. 
RF Power  Low 
Normal 
Transmit power level Low is selected. 
The following power levels can be selected: 
– Low: 5 W 
– Normal: 50 W 
The values 5 W (Low) and 50 W (Normal) are factory 
default settings. They can be configured via service 
PC (see chapter 3.3). 
 
Frequency (MHz)  Channel Spacing (kHz)  Channel 
118.0000 25  118.000 
118.0000 8.33  118.005 
118.0083 8.33  118.010 
118.0167 8.33  118.015 
118.0250 25  118.025 
118.0250 8.33  118.030 
118.0333 8.33  118.035 
118.0417 8.33  118.040 
118.0500 25  118.050 
118.0500 8.33  118.055 
118.0583 8.33  118.060 
118.0667 8.33  118.065 
118.0750 25  118.075 
118.0750 8.33  118.080 
118.0833 8.33  118.085 
118.0917 8.33  118.090 
118.1000 25  118.100 
 
Fig. 3.25  ICAO channeling / frequency pairing.