Set the mask polarity ............................................................................................................................ 232
Set mask test repeat controls ............................................................................................................... 232
Fail results setup ........................................................................................................................................ 233
Mask testing control window (Pass-Fail results tab) ............................................................................ 233
View the mask test summary ............................................................................................................... 234
View the mask hits per segment .......................................................................................................... 235
Start or reset a mask test ..................................................................................................................... 236
User mask setup ........................................................................................................................................ 236
Set the user mask controls ................................................................................................................... 236
Set user mask edit controls .................................................................................................................. 238
Recall user mask .................................................................................................................................. 238
Limit test ..................................................................................................................................................... 240
Set up limit testing ................................................................................................................................ 240
Save a template ................................................................................................................................... 241
Set up limit test failure notification ........................................................................................................ 242
Math setups
Set up a math waveform ............................................................................................................................ 245
Set up math averaging ............................................................................................................................... 246
Set math variables ..................................................................................................................................... 247
Custom analysis functions ......................................................................................................................... 247
Use custom analysis functions ................................................................................................................... 248
MATLAB custom analysis interface ........................................................................................................... 248
Basic spectral setups ................................................................................................................................. 249
Set up basic spectral analysis .............................................................................................................. 249
Use front panel spectral controls .......................................................................................................... 250
Advanced spectral setups .......................................................................................................................... 250
Set up advanced spectral analysis ....................................................................................................... 250
Set up the frequency spectral controls ................................................................................................. 251
Set up spectral gating controls ............................................................................................................. 253
Using spectral analysis .............................................................................................................................. 255
Spectral analysis overview ................................................................................................................... 255
Spectral analysis features .................................................................................................................... 255
FFT process ......................................................................................................................................... 255
The FFT display ................................................................................................................................... 256
FFT windows ........................................................................................................................................ 257
FFT window characteristics .................................................................................................................. 258
Time domain gating .............................................................................................................................. 258
Aliasing ................................................................................................................................................. 259
Table of Contents
vi DPO70000SX, MSO/DPO70000DX, MSO/DPO70000C, DPO7000C, and MSO/DPO5000B Series