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Agilent Technologies 4294A User Manual

Agilent Technologies 4294A
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Contents
13
Monitoring the Test Signal Level on a Real-time Basis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 189
Using the Marker Feature to Determine the Test Signal Level. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 190
Monitoring the dc Bias Level . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 193
Monitoring the dc Bias Level on a Real-time Basis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 193
Using the Marker Feature to Determine the dc Bias Level. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 194
Selecting the Phase Unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 197
Displaying Phase Values without Wrapping at ±180° . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 198
Hiding the Non-active Trace. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 199
Splitting the Graph . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 200
Configuring the Screen Assignments for HP Instrument BASIC. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 202
Adding a Title to the Measurement Screen. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 205
Customizing Intensity and Color Settings for Screen Display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 207
Setting the Foreground Intensity. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 207
Adjusting the Background Intensity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 207
Customizing the Color of Each Screen Item. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 208
Resetting All Items to Factory Default Colors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 210
8. Analysis and Processing of Result
Specify the sweep parameter value and read the value on the trace. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 212
Listing data at several points on the trace. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 214
Displaying several marker positions using softkey labels . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 214
Listing the marker positions with the marker list function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 215
Reading the difference from the reference point on the screen (delta marker) . . . . . . . . . . . . . . . . . . . . . 217
Placing the delta marker on the reference point with the main marker. . . . . . . . . . . . . . . . . . . . . . . . . . 217
Moving the delta marker alone to place it at a reference point . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 218
Displaying the main/sub-marker and reading the difference from the reference point. . . . . . . . . . . . . . 219
Reading actual measurement points only/reading interpolated values between measurement points . . . . 222
Search the maximum/minimum measurements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 223
Search the point of target measurement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 225
Search the maximum/minimum peak . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 228
Define the Peak. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 232
Definition of peak polarity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 232
Define peak sharpness. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 233
Define peak sharpness using a peak on the trace . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 233
Automatically performing search for each sweep (search tracking) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 235
Analyze trace bandwidth . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 236
Definitions of parameters in the trace bandwidth analysis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 236
Define the cutoff point in trace bandwidth analysis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 238
Setting the delta marker in the trace bandwidth analysis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 239
Implement trace bandwidth analysis. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 240
Set the marker separately for either trace A or B . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 243
Selecting target trace (data or memory) for marker analysis . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 244
Selecting the sweep parameter value of the marker display as time from start or relaxation time . . . . . . 245
Clearing (turning off) the marker from the screen . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 247
Turning off the sub-markers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 247
Turning off the delta marker . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 247
Turning off all (main/sub/delta) markers at one time . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 248
Calculate the equivalent circuit parameter and simulate the frequency characteristics . . . . . . . . . . . . . . . 249
Calculate the equivalent circuit parameter based on the measurement result. . . . . . . . . . . . . . . . . . . . . 249

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Agilent Technologies 4294A Specifications

General IconGeneral
BrandAgilent Technologies
Model4294A
CategoryMeasuring Instruments
LanguageEnglish

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