
delay Key
Selecting
ielay
assigns delay as tle active
function. When
delay
is
set to 0
the
trigger event
occurs at
the delay reference point.
Positive
delay
indicates
time
after
trigger
and negative
delay
indicates
time before
trigger.
Tberefore, a delay setting
of
-50
ns indicates
that the trigger
event
occurs
50 ns after the delay
reference point.
In
the real-time
mode
and
with
the acquisiiton stopped, delay controls
the
pan
feature
(see
the
pan
and zoom
exercise
in
this chapter.)
refer.encc
=
trigger event
*
delay
reference
Key
HP
54510A
Front-Panel Relerence
The rcference
key
changes
the delay reference point
to
one
ofthree
reference points:
o
left
o
cntr
(center)
o
right
If
delay is
set
to 0, the reference
point
consists
of
pre-trigger
data
to the
left
and
post-trigger
data
to
the
right.
NOTE
The
time
from
triger
changes
with
the delay
sening
and
is
displqed at the bottom
of the waveform
areo
at the left,
center,
and
ight
of the display.
Timebase
+3
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