How width trigger works, Width trigger setup – Teledyne LeCroy WaveRunner XI SERIES Operator’s Manual User Manual
Page 63
O
PERATOR
’
S
M
ANUAL
WRXi-OM-E Rev C
63
9. Choose
Positive, Negative, or Window slope.
Window slope sets a threshold above and below the trigger level beyond which the
signal must pass to generate a trigger. The slope can be either positive or negative.
Width Trigger
H
OW
W
IDTH
T
RIGGER
W
ORKS
Width trigger allows you to define a positive- or negative-going pulse width bounded by a voltage level, above or
below which a trigger will occur. You can specify a pulse width and voltage range, within or outside of which a
trigger will occur.
W
IDTH
T
RIGGER
S
ETUP
1. Touch
the
Trigger descriptor label.
2. Touch
the
Width trigger button
3. Touch
inside
the
Trigger Source field and select a source on which to trigger.
4. Touch
inside
the
Level field and enter a value using the pop-up numeric keypad.
5. Select
Positive or Negative polarity.
6. Touch
the
Less Than button and enter a pulse-width value in the Upper Limit field.
o
Or touch the
Greater Than button and enter a pulse-width value in the Lower Limit field.
o
Or touch the
InRange button. Touch the Delta button
to set up a nominal range, plus or
minus a delta value in seconds. Touch inside the
Nominal Width and Delta fields and enter values
using the pop-up numeric keypads. Alternatively, touch the
Limits button
to set up a precise
pulse-width range. Touch inside the
Lower Limit and Upper Limit fields and enter values using the
pop-up keypads.
o
Or touch the
Out Of Range button and perform the same range setups as for In Range triggering.