R&S ESU Series Operating Manual page 224

R&S ESU
As of firmware version 4.4x, the weigthing filter parameters can be manually con-
trolled for USER ACP measurements. To change the weighting filter settings when
using predefined standards, proceeed as follows:
Select the predefined standard with the
Save the settings as a user defined standard with the
softkey.
Select the user defined standard you just saved with the
softkey.
Since the standard in use is now a user defined standard, you can change the
weighting filter settings as required.
Save the user standard again to keep the current settings.
Changing the TX channel filter parameter will additionally adjust the ADJ channel
settings as long as the current settings for TX and ADJ channels are identical. As
most of the digital standards require identical settings for all channels it is there-
fore required to configure the TX channel weigthing filter parameter only.
Change the ADJ weigthing filter settings first, if different settings are required for
TX and ADJ channels.
Weighting filters are not available for FAST ACP measurements and for Multi Carrier
ACP measurements.
WEIGHT TX Activates and deactivates the weigthing filter for the TX channel.
(ON OFF)
Note that most of the standards require identical settings for all channels.
Remote command:
WEIGHT TX Defines the roll-off factor of the weighting filter for the TX channel.
ALPHA
Remote command:
WEIGHT ADJ Activates and deactivates the weigthing filter for adjacent and alternate channels
(ON OFF)
.Note that most of the standards require identical settings for all channels.
Remote command:
WEIGHT ADJ Defines the roll-off factor of the weighting filter for adjacent and alternate channels.
ALPHA
Remote command:
ADJ REFLVL Defines an additional level offset to the measured mean power to be taken into
OFFSET account for the analyzer's reference level setting.
It is a modification to the ADJUST REF LEVEL function specific to user standards.
Proceed as follows to adjust the offset value for a predefined standard:
Select a predefine standard with the
Operating Manual 1302.6163.12 - 03
CP/ACP STANDARD
POW:ACH:FILT:STAT:ALL ON
POW:ACH:FILT:STAT:CHAN ON
POW:ACH:FILT:ALPH:ALL 0.3
POW:ACH:FILT:ALPH:CHAN 0.3
POW:ACH:FILT:STAT:ACH OFF
POW:ACH:FILT:STAT:ALT ON
POW:ACH:FILT:ALPH:ACH 0.3
POW:ACH:FILT:ALPH:ALT 0.3
CP/ACP STANDARD
Instrument Functions
Analyzer Mode
softkey.
SAVE AS USER STD
SELECT USER STD
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