LeCroy 9450 - Page 41

Set
input
CHI:
-
Coupl
-
Gain
-
Var
-
Offset
50
Q
.5
V/div
Gain 1
zero
Set
the time base:
-
Time/div
5
nsec/div
-
Interleaved ON
Check:
-
The
scope
must
keep triggering
in
a stable
way (i.e
250 MHz sine wave must
be visible
on the
display).
12
Smart/Complex Trigger
12.1 Trigger on
Pulse Width
>,
<
Set up the DSO:
Turn off all
the traces
except
CHI.
Set the trigger:
Smart/Complex Trigger;
Trigger Type:
Width
Type:
Source:
Coupl:
Slope:
Level:
Delay:
ON
SINGLE
SOURCE
PULSE WIDTH
CHI
AC
+
zero
20% Pretrigger
Set
the input
of CHI:
-
Coupl:
-
Gain:
-
Var:
-
Offset:
50 Q
.5
V/div
Gain
1
zero
Set the time
base:
-
Time/div:
20
nsec/div
-
Interleaved:
ON
.
,
a smooth
16