QM1004-0.5-18 Combined RF Upconverter/Downconverter
User Manual
3.4 POWEr:CH1:AT2 <numeric value>
This command allows the user to set the RF attenuation level of the QM1004-0.5-18 upconverter’s sec-
ond attenuator to a specified numeric value. The range of acceptable attenuation values is 0 - 31 dB in 1
dB steps.
Syntax
:
POWE
:
CH1
:
AT2
Space
Numeric Value
?
Example
:POWE:CH1:AT2 31
This command sets the second upconverter attenuator to 31 dB
Default Condition
On power up, or when a
*RST
command is issued, the QM1004-0.5-18 upconverter attenuation level
returns to the boot state’s setting. The Combined RF Upconverter/Downconverter default setting is 0.
Query
:POWE:CH1:AT2?
This query returns the current level of the second upconverter attenuator
.
Error Message
If the parameter is not in the recognized format, error
-102, "Syntax error"
occurs.
If the parameter is less than 0 or greater than 31, error
-222, "Data out of range"
occurs.
Quonset Microwave
Revision 1.2.1
50