R&S SGT100A, Руководство пользователя

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Remote Control Commands
R&S
®
SGT100A
454 User Manual 1176.8674.02 ─ 07
Parameters:
<PepInMax> float
Range:
-145 to 20
Increment: 0.01
*RST:
10
Example: See Example "Defining correction coefficients and enabling digi-
tal predistortion" on page 447
Manual operation: See "Input Range (PEP
in
)" on page 190
[:SOURce<hw>]:IQ:DPD:GAIN:PRE <PreGain>
Sets a pre-gain (i.e. an attenuation) to define the range the static DPD is applied in.
Parameters:
<PreGain> float
Range:
-50 to 20
Increment: 1E-2
*RST:
0
Example: see Example "Defining correction coefficients and enabling digi-
tal predistortion" on page 447
Manual operation: See "Pre-Gain" on page 190
[:SOURce<hw>]:IQ:DPD:SHAPing:MODE <Shaping>
Selects the method to define the correction coefficients.
Parameters:
<Shaping> TABLe | POLYnomial | NORMalized
*RST:
TABLe
Example: See Example "Defining correction coefficients and enabling digi-
tal predistortion" on page 447
Manual operation: See "Shaping" on page 188
[:SOURce<hw>]:IQ:DPD:SHAPing:TABLe:AMAM:FILE:CATalog?
[:SOURce<hw>]:IQ:DPD:SHAPing:TABLe:AMPM:FILE:CATalog?
Queries the available table files in the default directory. Only files with the extension
*.dpd_magn
(AM/AM) or
*.dpd_phase
(AM/PM) are listed.
Return values:
<Catalog> "<filename1>,<filename2>,..."
Returns a string of file names separated by commas.
Example: See Example "Defining correction coefficients and enabling digi-
tal predistortion" on page 447
Usage: Query only
SOURce Subsystem