Agilent Technologies 4395A - Page 269

Improving
Dynamic
Range
(NA Mode)
Using
List
Sweep
Figure
9-5
shows
the
sweep
list
modied
from
the
list
of the
previous example(
Figure 9-3
)to
improve
dynamic
range
.
Segments
1
and 3
have a
narrow IF
bandwidth and
a higher
power
level
for
the
stopband
of
the
lter.
Segment 2
has a
wide IF
bandwidth and
lower power
level
for
passband.
1.
Press
4
Sw
eep
5
N
N
N
N
N
N
N
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
NN
SWEEP
TYPE
MENU
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
NN
NN
NN
N
N
N
N
N
N
N
N
EDIT
LIST
.
2.
T
o
modify
segment
1,
press
N
N
N
N
N
N
N
NN
NN
NN
NN
N
N
N
N
N
N
N
N
SEGMENT
4
1
5
4
2
1
5
N
N
N
N
N
N
N
NN
NN
NN
N
EDIT
.
3.
Press
N
NN
NN
NN
N
N
N
N
N
N
N
N
N
N
POWER
15 4
2
1
5
N
NN
NN
NN
N
N
N
N
N
N
N
IFBW
30 4
2
1
5
N
NN
NN
NN
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
NN
NN
NN
NN
N
N
N
N
N
N
SEGMENT
DONE .
4.
T
o
modify
segments
2
and
3,
see
Figure
9-5
for
the values
and modify
them in
a manner
similar
to
steps
2
and
3.
5.
Press
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
NN
NN
NN
N
N
N
N
LIST
DONE
.
6.
Press
N
N
N
N
N
N
N
N
N
N
N
NN
NN
NN
N
N
N
N
N
N
N
N
N
N
N
N
LIST
FREQ
.
Figure
9-5.
Dynamic
Range
Enhancement
Advanced Techniques for Optimizing Measurements 9-7