Operating Manual for UTD2000/3000
35
Form 2-9 (the second page)
Function menu
Setup
Description
Type
Pulse width
Trigger polarity
Positive pulse width
Negative pulse width
Trigger mode
To set positive pulse width as trigger signal;
To set negative pulse width as trigger signal;
Automatic
Normal
Single
The system will acquire waveform data automatically
and display scanning base line on the screen without
trigger signal input. It will convert to trigger scanning
automatically when producing trigger signal.
To produce trigger scanning if any trigger signal is produced.
To produce once trigger then stop during trigger signal input.
Trigger coupling
DC
AC
High-frequency
inhibition
High-frequency inhibitionTo pass through AC & DC
components of trigger signal.
To obstruct DC components of trigger signal.
To obstruct pass through of high-frequency components of
signal and only low-frequency components can pass through.
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