Extech Instruments MS420 User Manual page 48

Autoscale
Autoscale enables the instrument to automatically configure the trigger mode, voltage
division and time scale according to the type, amplitude and frequency of a signal.
The menu is as follows:
Function Menu
Autoscale
Mode
Figure 31: Automatic Measurements
Setting
OFF
ON
Vertical
Horizontal
HORI—VERT
48
Instruction
Turn OFF Autoscale
Turn ON Autoscale
Adjust vertical scale without
changing horizontal setting
Adjust horizontal scale without
changing vertical setting
Adjust the vertical and
horizontal settings
Display one or two periods
Display multi-period waveforms
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