Rohde & Schwarz 1332.4500.22, User Manual

Page: 406 / 1476

GUI Reference
R&S
®
ZNA
406 User Manual 1178.6462.02 ─ 12
Access:
●
Channel – [Pwr Bw Avg] > "Power" > "ALC Config..."
●
Port Settings Dialog > "Arbitrary Power" tab > "ALC Params" column
Background information
See Chapter 5.1.5, "Automatic Level Control" , on page 72.
Initially, the "ALC Config" dialog only displays basic settings. For full details, enable
Show Advanced Settings .
ALC On
Enables/disables automatic level control (ALC) for the current channel.
If mm-wave converters are involved in the setup, the VNA firmware checks whether
suitable leveling and calibration data are a active. Otherwise a warning message is dis-
played and ALC remains disabled (although the checkbox is checked).
Use the Leveling Dataset Configuration Dialog to select a leveling dataset. For back-
ground information see "ALC with mmWave Converters" on page 73.
Remote command:
SOURce<Ch>:POWer:ALC:CSTate
ALC On (Table Area)
Enables or disables ALC for the respective port.
Remote command:
SOURce<Ch>:POWer<Pt>:ALC[:STATe]
Control Range +/-
"Control Range +/-" is the maximum change of the source signal level due to the ALC.
Stimulus Softtool