Real-Time Mode Procedure; Select Acquisition From The Setup Menu; See Figure; Figure - Agilent Technologies 54835A Service Manual

Real-Time Mode Procedure

This procedure continues from the previous one.
Change the signal generator frequency to 25.31646 MHz (39.49999 ns period).
1

Select Acquisition from the Setup menu.

2
Select Real Time sampling mode. Set Configuration to 8 GSa/s (Agilent 54845A) or
3
4 GSa/s (Agilent 54835A). Set Sampling Rate to Manual, 8 GSa/s (Agilent 54845A) or
4 GSa/s (Agilent 54835A). Enable Averaging with the number of points set to 16. Set
Memory Depth to Automatic. Click Close.

See figure 3-14.

Figure 3-14

Acquisition Setup for Real Mode Procedure (showing Agilent 54845A)
Set sweep speed to 50 ns/div with horizontal position at 0.0 s.
4
Select Measurement Definitions from the Customize submenu of the Measure menu.
5
(If you have code Revision A.03.00 or higher, select Delta Time from the Measurements
Definitions submenu of the Measure menu.)
Set To Edge # to 11 with Direction Rising and Threshold Middle. Click Close.
6
See figure 3-15.
Figure 3-15
Measurement Definitions for Real Mode Procedure
Chapter 3: Testing Performance
To test time measurement accuracy
3–21