P
erforming
GO/NO-GO
Test
of a
Filter (using
limit line)
Press
N
NN
NN
NN
NN
NN
NN
N
N
N
N
N
N
N
N
N
N
N
N
N
NN
N
SWP
PARAM
.
Then enter
the frequency
of the
segment.
Move
the marker
to
the
point
you
want
to
use
as
the
frequency
of
the segment.
Then
press
NN
NN
NN
NN
N
N
N
N
N
N
N
N
N
N
N
NN
NN
NN
NN
NN
NN
NN
N
N
N
N
N
N
N
N
N
N
MKR
!
SWP PARAM
.
9.
Press
N
N
N
N
N
N
N
N
N
N
N
NN
NN
NN
NN
NN
NN
NN
N
N
N
N
N
N
N
N
N
N
UPPER
LIMIT
.
Then
enter
a
upper
limit
value
.
10.
Press
N
N
N
N
N
N
N
NN
NN
NN
NN
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
NN
N
LOWER
LIMIT
.
Then
enter
alower
limit value
.
11.
Press
N
N
N
N
NN
NN
NN
NN
N
N
DONE
to end
editing the
segment.
12.
Press
N
NN
N
N
N
N
N
N
N
N
ADD
to
edit
the
next
segment.
13.
Repeat
steps
7
through
11
until
all
segments
are
dened.
14.
When
you
nish
editing
all
segments
,
press
N
N
N
N
N
N
N
N
N
N
N
N
N
N
DONE
to
complete
editing
the
limit
line
table
.
Y
ou
can
enter
the
limit
value using
the middle
and width
method by
pressing
N
N
N
N
N
N
N
N
N
NN
NN
NN
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
NN
NN
MIDDLE
VALUE
and
N
N
N
N
N
N
N
N
NN
NN
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
NN
DELTA
LIMIT
.
Y
ou
then
enter
the
amplitude
value
as a
middle
amplitude
value
with
a
delta
limit.
The
upper
and
lower
limit
lines
appear
at
an
equal
positive
and
negative
distance
from the
specied middle
amplitude
.
T
o
Modify
or
Delete
the
Segment
1.
Press
4
System
5
N
N
N
NN
NN
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
NN
NN
LIMIT MENU
N
N
NN
NN
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
NN
NN
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
EDIT LIMIT
LINE
N
N
NN
NN
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
SEGMENT
.
2.
Select
the
segment
you
want
to
delete
or
modify:
Enter
the
segment
number
you
want
to
modify
.
Then
press
4
2
1
5
.
Move
cursor
,
\
>
",
to
the segment
you
want
to
modify
by
using
the
4
*
5
,
the
4
+
5
,
or
the
.
3.
Do
either
of
the
following:
T
o
Press
Modify
specied
segment
NN
NN
N
N
N
N
N
N
N
N
N
N
EDIT
Delete
specied
segment
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
NN
NN
DELETE
Executing
a Limit
Line T
est
To Make a Limit Line T
est A
ctive
1.
Press
4
System
5
.
2.
Press
N
NNNNNNNNNNNNNNNNNNNN
NNNNNNNNNNN
LIMIT MENU
.
3.
Toggle
NNNNN
NNNNNNNNNNNNNNNNNNNNNNNNN
NNNNNNNNNNNNNNNNNNNNNNN
LIMIT TEST on OFF
to
NNNNN
NNNNNNNNNNNNNNN
ON off
.
If the limit line test passes
, a green
PASS
message appears on the right of the grid. If it fails
,a
red
FAIL
message is displayed. You can set the analyzer to beep if the limit line test fails. (See
the \To Beep When the Limit Test is Failed" procedure.)
9-10 Advanced Techniques for Optimizing Measurements
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