Setting Time Base Mode - Extech Instruments MS400 User Manual

Setting the Time Base Mode
The time base mode menu is detailed in the following table:
Function menu
Main time base
Window setting
Window extension
For a Window Extension, use the following steps:
1. Press the MENU key; the function menu will appear on the right side of the
screen.
2. Press the MENU UP or MENU DOWN key to select TIME MODE (three options
appear at the bottom of the display).
3. Press the F2 key to select the window setting.
4. Press the OSC OPTION key to view TIME BASE, then use the OSC LEFT and
OSC RIGHT keys to adjust the time base window area defined by two cursors,
the window size will vary.
5. Press the OSC OPTION key to view the TIME, use the OSC LEFT and OSC
RIGHT keys to adjust the window position defined by two cursors, the window
position is the time difference of the window center to the main time base's
horizontal pointer.
6. Press F3, select window extension, the defined window extends to a full-screen
display.
Explanation
Horizontal main time base is used for waveform
display
Use two cursors to define a window area
Expand the defined window to full-screen display
Figure 48: Window Setting
44 MS400 Version 2.0 – December 2007