Specifications

pulse
and
adjust
until the
rising
portion
is centered
at
some
vertical
graticule
line
(see
Figure
29,
Point A).
7. Record
the
DELAY
TIME
POSITION
control
dial
setting.
8.
Press
CH
2
VERT
MODE
push
button
and
release
CH
1
push
button.
Adiust
Channel
2
POSITION
and
CHANNEL
1
(REFERENCEI
HORIZONTAL
*t
DIFFERENCE
I
I
Figure 29.
Time
differsrrcc
between
two time'rclated
pulses,
delayed
$,veep
display.
TRACE
SEP
controls
if
necessary.
Use
the
DELAY
TIME
POSITION
control
to
move the
Channel
2
pulse
(rising portion)
to
the same
vertical
reference
line as the
Channel
1
pulse
(see
Figure
29,
Point
B).
9.
Record
the
DELAY
TIME
control
dial
setting.
10.
Determine
time
difference
using
the
following
formula:
Substituting
the
given
values:
Time
Difference
=
(7.10
-
2.60)
(50)
=
225
tts
DM44
DELAYED
SWEEP
TIME
MEASUREMENTS
Most
measurements
of
time,
time
duration,
frequency,
time
difference,
and
rise
time are
more
easily
performed
using
the
TIME
function
of the
DM44
and
either
the
ALT
HORIZ
DISPLAY
or
A
INTEN
HORIZ
DISPLAY
mode of
the
oscilloscope.
Table
6
relates the
DM44
functions
and
oscilloscope
operating
modes
with
crt
displays
obtained.
rime
=['T;lo
lff
l[^
"'#,'Jno'u
1
Difference
[
,..tins
settinsJ[
setting
.|
EXAMPLE:
The
A
TIME/DlV
switch
is
set
to
50
ps,
and
the
B
TIME/DIV
switch
is set to
2
ps.
The
DELAY
TIME
POSITION
dial
setting
for
the
Channel
1
pulse
is 2.60
and
for the Channel
2
Pulse
is
7.10.
@
64
4658/DM44
OPerators