QM1003-0.5-18-2 Dual Channel RF Downconverter
User Manual
2.4 FREQuency:TUNE <numeric value>
This command allows the user to set the tuner frequency of the QM1003-0.5-18-2. The frequency value
is specified in GHz. The range of acceptable tune frequency values is 0.5-18 GHz with a 6 decimal places
and a 2 Hz tuning resolution. This resolution can be made finer if necessary via a future firmware update.
Syntax
:
FREQ
:
TUNE
Space
Numeric Value
?
Example
:FREQ:TUNE 9.25
This command sets the center frequency of the QM1003-0.5-18-2
to 9.25 GHz
.
Default Condition
On power up, or when a
*RST
command is issued, the QM1003-0.5-18-2 returns to the boot state’s
setting. The Dual Channel RF Downconverter default setting is 9.25.
Query
:FREQ:TUNE?
This query returns the center frequency of the QM1003-0.5-18-2 in GHz.
Error Message
If the parameter is not in the recognized format, error
-102, "Syntax error"
occurs.
If the parameter is not between 0.5 and 18, error
-222, "Data out of range"
occurs.
Quonset Microwave
Revision 1.0.0
35
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