Remote Commands
R&S
®
FSW
851
User Manual 1173.9411.02 ─ 43
[SENSe:]POWer:ACHannel:REFerence:TXCHannel:AUTO
<RefChannel>
This command selects the reference channel for relative measurements.
You need at least one channel for the command to work.
Parameters:
<RefChannel>
MINimum | MAXimum | LHIGhest
MINimum
Transmission channel with the lowest power
MAXimum
Transmission channel with the highest power
LHIGhest
Lowest transmission channel for lower adjacent channels and
highest transmission channel for upper adjacent channels
Example:
POW:ACH:REF:TXCH:AUTO MAX
Selects the channel with the peak power as reference channel.
Manual operation:
See
[SENSe:]POWer:ACHannel:REFerence:TXCHannel:MANual
<ChannelNumber>
This command defines a reference channel for relative ACLR measurements.
You need at least one channel for the command to work.
Note that this command is not available for MSR ACLR measurements (see
CALCulate<n>:MARKer<m>:FUNCtion:POWer<sb>:PRESet
Parameters:
<ChannelNumber>
Range:
1 to 18
*RST:
1
Manual operation:
See
14.5.3.5
Checking Limits
The following commands configure and query limit checks for channel power and
ACLR measurements.
The results of the power limit checks are also indicated in the
STAT:QUES:ACPL
sta-
tus registry (see
"STATus:QUEStionable:ACPLimit Register"
CALCulate<n>:LIMit<li>:ACPower:ACHannel:ABSolute
..................................................... 852
CALCulate<n>:LIMit<li>:ACPower:ACHannel:ABSolute:STATe
........................................... 852
CALCulate<n>:LIMit<li>:ACPower:ACHannel[:RELative]
....................................................853
CALCulate<n>:LIMit<li>:ACPower:ACHannel:RESult?
.......................................................853
CALCulate<n>:LIMit<li>:ACPower:ACHannel[:RELative]:STATe
..........................................854
CALCulate<n>:LIMit<li>:ACPower:ALTernate<ch>:ABSolute
.............................................. 854
CALCulate<n>:LIMit<li>:ACPower:ALTernate<ch>:ABSolute:STATe
.................................... 855
CALCulate<n>:LIMit<li>:ACPower:ALTernate<ch>[:RELative]
.............................................855
Configuring and Performing Measurements