Agilent Technologies 4294A - Page 285

Chapter 8 277
Analysis and Processing of Result
Save and Recall the Agilent 4294A Internal Data
8. Analysis and Processing
of Result
Structure of data saved in the text format
Table 8-6 shows the structure of data saved in the text format. The data is divided into 2
sections: status block and data block. The data block is further divided into 2 parts:
instrument setup part and data part.
Values and strings in a file are separated by the tab code. In Table 8-6, the tab code is
Table 8-6 Data structure
Contents Block name
4294A REV1.01 Ü
"DATE: Nov 1 1999" Ü
Status block
"MEASURE PARAMETER: IMPEDANCE MAG PHASE (DEG)" Ü
"ADAPTER: NONE" Ü
"SWEEP TYPE: LIN FREQ" Ü
"NUMBER of POINTS: 201" Ü
"POINT DELAY TIME: 0 Sec" Ü
"SWEEP DELAY TIME: 0 Sec" Ü
"OSC LEVEL: 500 mVolt" Ü
"DC BIAS: OFF" Ü
"BW: 1" Ü
"SWEEP AVERAGING: OFF" Ü
"POINT AVERAGING: OFF" Ü
Instrument
setup part
Data block
"Cal Point: FIXED"
Ü
"Frequency"_"Comp[open] Real"_"Comp[open] Imag"_"Comp[short] Real"_
"Comp[short] Imag"_"Comp[load] Real"_"Comp[load] Imag"Ü
4.00000000000e+01_2.947073e-09_-1.565653e-09_-6.253917e-03_
1.008368e-03_5.008568e+01_-3.311127e-02Ü
...........................................................................
"TRACE: A" Ü
"FORMAT: LOG" Ü
‹
"Frequency"_"Data Real"_"Data Imag"_"Data Trace Real"_"Data Trace
Imag" Ü
4.00000000000e+01_1.976390e-02_5.641327e-03_2.055326e-02
_0.000000e+00 Ü
...........................................................................
"TRACE: B"Ü
"FORMAT: LINEAR"Ü
Ü
"Frequency"_"Data Real"_"Data Imag"_"Data Trace Real"_"Data Trace
Imag"Ü
4.00000000000e+01_1.976390e-02_5.641327e-03_1.593065e+01_
0.000000e+00Ü
...........................................................................
Data part
Symbols in the table Ü : Linefeed, _ : Tab