Agilent Technologies 81134A Manuale Utente Scaricare il pdf (Pagina 26)

Agilent 81133A / 81134A Performance Verification

Agilent 81133A / 81134A Performance Verification, December 2003

On the 81134A set up both channels and switch on only the channel that

is being tested.

4 Rise Time 10% - 90%

On the Oscilloscope:

• Press [AUTOSCALE]

• Center one pulse on the screen

• Select the Display menu and set the Number of Averages to 32, set the

bandwidth to 20 GHz

• Select the Channel menu and set the Attenuation Factor of channel 2

to 10

• Select the Delta V menu and switch on the V markers

• Set the Preset Levels to 10 - 90 % and press Auto Level Set

• Select the Timebase menu and set TIME/DIV = 20 ps/div

• Adjust the delay until a positive edge is centered

• Select the delta t menu and switch on the t markers

• Set START ON EDGE = POS 1 and STOP ON EDGE = POS 1

• Press the Precise Edge Find key

5 Check that the Rise Time 10% - 90% is < 90 ps and record the measured

valued in TR entry 6-1

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Agilent Technologies 81134A Manuale Utente Pagina 26