Agilent Technologies 4395A - Page 209

Interpreting
the
Trace
T
o
Search
for
the
P
eak-to-P
eak
of
Ripples
Using the
Statistics Function
Step
1: T
o Specify
the Search
Range
1.
Press 4
Ma
rker
5
.Then
move
the
marker
to
the
start
point
of
the
range
.
2.
Press
N
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N
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N
N
N
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N
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N
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N
N
N
1MODE
MENU
N
N
N
N
N
N
N
N
N
N
NN
NN
1MKR
to
place
the
reference
marker
on
the
start
point
of
the
range.
3.
Move
the
marker
to
the
end point
of the
range.
4.
Press
4
Sea
rch
5
N
N
N
N
N
N
N
NN
NN
NN
NN
N
N
N
N
N
N
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NN
N
N
N
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N
N
N
N
N
N
N
SEARCH
RANGE
MENU
.
5.
T
oggle
N
N
N
N
NN
NN
NN
NN
N
N
N
N
N
N
N
N
N
N
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NN
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N
N
PART
SRCH on
OFF to
N
N
N
N
NN
NN
NN
NN
N
N
N
N
N
N
N
N
ON
off .
6.
Press
N
NN
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
NN
NN
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N
N
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N
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N
NN
NN
MKR1
!
SEARCH
RNG
to
set
the
range
dened
by
the
reference
marker
and
the
marker
as
the
search
range.
Triangle-shaped
indicator
(
4 )
at the
bottom of
the
grid
shows
current
search
range
.
Step
2:
T
o
Search
F
or the
Ripple
1.
Press
4
Utilit
y
5
.
2.
T
oggle
N
N
N
N
N
N
N
N
NN
NN
NN
N
N
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N
N
STATISTICS
on
OFF
to
N
N
N
N
N
N
N
N
NN
NN
NN
N
N
N
N
N
N
ON
off
.
N
N
N
N
NN
NN
N
N
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NN
N
STATISTICS displays
the mean
value
(
mean
),
the
standard
deviation
(
s.dev
),
and
the
peak-to-peak
value
(
p-p
)
of
the
ripple
within
the
specied
range
of
the
active
channel.
This
information
is
displayed
on
the
upper
right
of
the
display
(see
Figure
8-4
).
If
you
did
not
specify
the
search
range
,
the
analyzer
searches
within
the
displayed
area.
Figure 8-4. Ripple P
arameters Readout
Analyzing the Measurement Results 8-7