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Tektronix 47E5A

Tektronix 47E5A
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4. Set the
CH
1
VOL
TS/DIV
switch
and
vertical
POSITION
control
to
locate
the
display
within
the
display
area.
5.
Adjust
the A
Trigger
LEVEL
control
for
a
stable
display
.
6. Set
the
A
TIME/DIV
switch
and
the
horizontal
POSITION
control
to
locate
the
display
within
the
display
area.
Then
adjust
the
FOCUS
control
as needed.
MAGNIFIED
SWEEP DISPLAY
1.
Obtain
a
Normal
Sweep
Display.
2.
Adjust
the
horizontal
POSITION
control
to move the
area to
be
magnified
to
with
in the
center
graticule
division
(0.5
division
on
each
side
of
the
center
vertical
graticule
line).
It
may
be
necessary
to
change
the
TIME/DIV
switch
setting
.
3.
Push the X 10
MAG
switch
(on) and
adjust
the
horizontal
POSITION
control
for
precise
positioning
of
the
magnified
display
.
Divide
the
TIME/DIV
setting
by
10
to
determine
the
magnified
sweep rate.
DELAYED SWEEP DISPLAY
NOTE
Differential
time
measurements
and
measurements
using
the TIME
or
1
ITIME
functions
of
the
DM44
are
invalid
when
the B
Trigger
SOURCE
switch
is
not
set
to
STARTS
AFTER
DELA Y.
1.
Obtain
a
Normal
Sweep
Display
.
2.
Set the
HORIZ
DISPLAY
switch
to A
INTEN
and the
B
Trigger
SOURCE
switch
to
STARTS
AFTER DELAY.
3.
Pullout
on
the B
TIME/DIV
knob
and
turn
cw
until
the
intensified
zone
is the desired
length
.
Adjust
the
INTENSITY
control
as needed
to
make
the
intensified
zone
distinguishable
from
the rest
of
the
display
.
If
your
instrument
is
equipped
with
a
DM44
, set the
FUNCTION
switch
to
a
function
other
than
TIME
or
1/TIME
for
a
single
delayed sweep. Dual delayed
displays
are discussed in
step 6.
@
475A/DM44
Operators 17

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