Agilent Technologies 54835A Service Manual page 46

Chapter 3: Testing Performance
To test voltage measurement accuracy
Figure 3-4
Voltage Measurement Accuracy Equipment Setup
Press Default Setup to set the oscilloscope to default conditions.
2
Set all channels to dc using the Coupling key and to 1 M Ω input impedance using the
3
Input key.
Using the mouse, enable the graphical interface.
4
Select Acquisition from the Setup menu.
5
Select Equivalent Time sampling mode. Enable Averaging. Set the # of Averages to 32,
6
either using the spin box or the numeric keypad dialog. Click Close.
See figure 3-5.
Figure 3-5
Select Equivalent Time
sampling mode
Leave Memory Depth
on Automatic
Acquisition Setup for Voltage Accuracy Measurement
Use the following table for steps 8 through 15.
7
3-8
Enable averaging
Set the number of
averages to 32