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Setting Up Generic and Advanced Signals Setting Up Signals for a Stressed Eye Diagram Measurement
60 Agilent 81133A/81134A Pulse Generator User’s Guide, January 2005
Setting Up the 81134A by Using the
Graphical User Interface
Instrument Settings To set the instrument parameters:
1 Disable the outputs.
2 In the instrument panel, choose the Pulse/Pattern mode.
3 Set the Period to 1 GHz.
Channel Settings To set the channel parameters for channel 2:
1 Switch to the Channel page.
2 Switch to Channel 2 by pressing the Ch2 softkey .
3 Select the pattern mode PRBS.
4 Select the PRBS polynome 2
5
-1.
5 Select the signal mode NRZ.
6 Enable the variable crossover and set the crossover point at first to
50 %.
7 In the Timing panel:
– Select Delay Ctrl Input 250 ps.
–Set the Delay to 0 s.
– Set the DCycle to 50 %.
8 In the Levels panel, set:
–The level format to Custom.
– High to 1.0 V.
– Low to -1.0 V.