UTD2000 Series User Manual
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The DSO generates a trigger when the slew rate of rising edge of signal is
lower than the specified slew rate.
The DSO generates a trigger when the slew rate of rising edge of signal is
higher than the specified lower-limit slew rate and lower than the specified
upper-limit slew rate.
The DSO generates a trigger when the slew rate of descending edge of signal
is higher than the specified slew rate.
The DSO generates a trigger when the slew rate of descending edge of signal
is lower than the specified slew rate.
The DSO generates a trigger when the slew rate of descending edge of signal
is higher than the specified lower-limit slew rate and lower than the specified
upper-limit slew rate.
The slope time is set at 20ns～10s, adjust the time through the multifunctional
knob on front panel.
Adjust high-level threshold of slope trigger through the LEVEL knob on trigger
control area.
Adjust low-level threshold of slope trigger through the LEVEL knob on trigger
control area.
Through the LEVEL knob on trigger control area, adjust high-level & lowl-level
threshold of slope trigger at the same time.
4.4 Video trigger
After the video trigger is selected, the DSO generates a trigger on the field or line of NTSC
or PAL standard video signal. Trigger coupling will be preset to DC coupling. Video trigger
menus are shown in the table below:
Tabel 4-6 Video trigger menu
Set CH1 as the triggering signal source
Set CH2 as the triggering signal source
Table 4-6 Video setting menu
Applicable to PAL video signal.
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