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Options
Settings
Comments
Video
With Video highlighted, an NTSC, PAL or SECAM standard video signal will be triggered. The
trigger coupling is preset to AC.
Source
CH1
CH2
EXT
EXT/5
Select the input source as the trigger signal. Ext and Ext/5 use the signal applied to the EXT TRIG
connector as the source.
Polarity
Normal
Inverted
Normal: Triggers on the negative edge of the sync pulse.
Inverted: Triggers on the positive edge of the sync pulse.
Sync
All Lines
Line Number
Odd Field
Even Field
All Fields
Choose a proper video sync. When selecting Line Number for the Sync option, you may use the
User Select knob to specify a line number.
Standard
NTSC
PAL/SECAM
Choose a video standard for sync and line number count.
Note:
When you choose Normal Polarity, the trigger always occurs on negative-going sync pulses. If the video signal
contains positive-going sync pulses, use the Inverted Polarity option.
6.
Pulse Width Trigger
You can use it to trigger on aberrant pulses.
Options
Settings
Comments
Pulse
With Pulse highlighted, the trigger occurs on pulses that meet the trigger condition (defined by the
Source, When and Set Pulse Width options).
Source
CH1
CH2
EXT
EXT5
Select the input source as the trigger signal.
When
=
≠
<
>
Select the trigger condition.
Set Pulse Width
20ns to 10.0sec
With Set Pulse Width highlighted by pressing F4, turn the multi-functional knob to set the pulse
width.
