User Manual
39
Video Trigger
: Trigger on fields or lines for standard video signal.
Pulse Trigger
: Find pulses with certain widths.
Slope Trigger
: The oscilloscope begins to trigger according to the signal rising or
falling speed.
Runt Trigger
: Trigger pulses that pass through one trigger level but fail to pass
through the other trigger level.
Windows Trigger
: Provide a high trigger level and low trigger level, the oscilloscope
triggers when the input signal passes through the high trigger level or
the low trigger level.
Timeout Trigger
: The oscilloscope triggers when the time interval from when the
rising edge (or the falling edge) passes through the trigger level to
when the neighbouring falling edge (or the rising edge) passes
through the trigger level is greater than the timeout time set.
Nth Edge Trigger
: The oscilloscope triggers on the Nth edge that appears on the
specified idle time.
The eight trigger modes in Single Trigger are described respectively as follows:
1. Edge Trigger
An edge trigger occurs on trigger level value of the specified edge of input signal.
Select Edge trigger mode to trigger on rising edge or falling edge.
In Edge Trigger mode, the trigger setting information is displayed on bottom right of
the screen, for example,
，
indicates that trigger type is edge,
trigger source is CH1, coupling is DC, and trigger level is 0.00mV.
Edge menu
list:
Menu
Settings
Instruction
Single Mode
Edge
Set vertical channel trigger type as edge trigger.
Source
CH1
CH2
CH3
CH4
AC Line
Channel 1 as trigger signal.
Channel 2 as trigger signal.
Channel 3 as trigger signal.
Channel 4 as trigger signal.
AC power line as trigger signal.
Coupling
AC
DC
HF
Block the direct current component.
Allow all component pass.
Block the high-frequency signal, only low-frequency
component pass.
Slope
Trigger on rising edge
Trigger on falling edge
Mode
Holdoff
Auto
Normal
Single
Acquire waveform even no trigger occurs
Acquire waveform when trigger occurs
When trigger occurs, acquire one waveform then stop
Summary of Contents for MP720021
Page 1: ...i Digital Storage Oscilloscope 100MHz Model MP720025...
Page 5: ...v Appendix B General Care and Cleaning 147 Appendix C Battery Using Guide 148...
Page 27: ...User Manual 22 Control the vertical cursor line Switch to select the lines...
Page 36: ...User Manual 31 Figure 4 1 Hamming window Figure 4 2 Rectangle window...
Page 37: ...User Manual 32 Figure 4 3 Blackman window Figure 4 4 Hanning window...
Page 38: ...User Manual 33 Figure 4 5 Kaiser window Figure 4 6 Bartlett window...
