How To Capture I/Q Data To A File - Keysight N9913A User Manual

IQ Analyzer (IQA) – Option 351 (CPU2 Only)
I/Q Analyzer (IQA) Mode Settings

How to Capture I/Q Data to a File

There are two I/Q data file count capture modes, Single and Multiple. To
capture your IQA data measurements:
— Press Measure 1 >
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— The real component of the I/Q data versus time
— The imaginary component of the I/Q data versus time
The user defined measurement can be modified to change the
number of displays from 4 to 3, 2, or 1.
— Capture Data File
When you press the
and the default file IQDataFile.csv is stored in the internal
memory. Refer to
I/Q data cannot be recalled or displayed in the FieldFox instrument. The
data file is intended for use in a PC.
Capture Data File
— File Settings Opens a menu to set the file choices:
——File Count
into a single file for the current displayed data) or Multiple.
When using Multiple as the file count, the user can enter the
number of files to save, and the FieldFox is auto-coupled to
Continuous acquisition mode and to Multiple capture and all
data is saved to either an external SD card or USB storage
device. Each acquisition is saved, before the next data
acquisition occurs. (default: 1, minimum: 1, maximum:
1,000,000,000)
——Single capture example (default): IQDataFile.csv
——Multiple capture (default):
Example is: IQDataFile_20171031 14.33.26.1050.csv).
(format is: IQDataFile_yyyymmdd hh.mm.ss.ffff.csv).
——Refer to the Start softkey on
"Example:" on page
——File Type
SDF, or MAT). (Default: CSV)
——Device Selects the storage location for your data files (Internal,
SD Card, or USB). Internal is not available, if the File Count is
set to Multiple (default: Internal).
Opens a menu to enable saving I/Q data to a file.
Start capture softkey the data is saved to a file
"How to Capture I/Q Data to a File" on page
then choose one of the following:
File count can be set to Single or 1 (all data saved
243.
Selects the format of the output data file (CSV, TXT,
Keysight N9927-90001 User's Guide
240.
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