46 Keysight InfiniiVision HD3-Series Oscilloscopes User's Guide
2 Horizontal Controls
The Horizontal dialog box lets you enable Zoom, set the time base Fine control
(vernier), and specify the time reference.
The current sample rate is displayed in the acquisition settings badge.
To adjust the horizontal scale (time/div)
You can adjust the horizontal scale in these ways:
• Turn the large horizontal scale (sweep speed) knob marked to change
the horizontal time/div setting.
Note that the horizontal scale knob has a different purpose in the Zoom display.
See
"To display the zoomed time base" on page 48.
• Use the Main Scale controls in the Horizontal dialog box (that you can open by
selecting the Horizontal badge or by choosing Setup > Horizontal... from the main
menu).
Trigger
point
Sample
rate
Time
reference
Time/div,
Delay time
Trigger
source
Trigger level
or threshold
Zoomed
time base
Fine
control
Time
reference