R&S FSW Series - Page 618

Common Analysis and Display Functions
R&S
®
FSW
618User Manual 1173.9411.02 ─ 43
Table 9-8: ASCII file format for spectrogram trace export
File contents Description
Header
Type;R&S FSW; Instrument model
Version;5.00; Firmware version
Date;01.Oct 2006; Date of data set storage
Mode;ANALYZER;SPECTROGRAM Operating mode
Center Freq;55000;Hz Center frequency
Freq Offset;0;Hz Frequency offset
Span;90000;Hz Frequency range (0 Hz in zero span and statistics measure-
ments)
x-Axis;LIN; Scaling of x-axis linear (LIN) or logarithmic (LOG)
Start;10000;Hz
Stop;100000;Hz
Start/stop of the display range.
Unit: Hz for span > 0, s for span = 0, dBm/dB for statistics mea-
surements
Ref Level;-30;dBm Reference level
Level Offset;0;dB Level offset
Ref Position;75; % Position of reference level referred to diagram limits (0 % =
lower edge)
y-Axis;LOG; Scaling of y-axis linear (LIN) or logarithmic (LOG)
Level Range;100;dB Display range in y direction. Unit: dB with x-axis LOG, % with x-
axis LIN
Rf Att;20;dB Input attenuation
RBW;100000;Hz Resolution bandwidth
VBW;30000;Hz Video bandwidth
SWT;0.005;s Sweep time
Trace Mode;AVERAGE; Display mode of trace: CLR/WRITE,AVER-
AGE,MAXHOLD,MINHOLD
Detector;AUTOPEAK; Selected detector
Sweep Count;20; Number of sweeps set
Data section
Trace 1:;; Selected trace
x-Unit;Hz; Unit of x values: Hz with span > 0; s with span = 0; dBm/dB
with statistics measurements
y-Unit;dBm; Unit of y values: dB*/V/A/W depending on the selected unit
with y-axis LOG or % with y-axis LIN
Values; 1001; Number of measurement points
Frames;2; Number of exported frames
Importing and Exporting Measurement Results for Evaluation