Agilent Technologies 4395A - Page 293

Gain
Compression
Measurement
(NA)
Analyzer
Settings
Press
4
Preset
5
. Then
set
the
4395A
's
controls
as
follows:
Desired Settings Key
Strokes
MEASUREMENT
block
Select
network
analyzer
4
Meas
5
F
F
F
F
FF
FF
FF
FF
FF
FF
FF
F
F
F
F
F
F
F
F
F
F
F
FF
FF
F
ANALYZER
TYPE
F
F
F
F
FF
FF
FF
FF
FF
FF
FF
F
F
F
F
F
F
F
F
F
F
F
FF
FF
FF
FF
FF
FF
NETWORK
ANALYZER
A
CTIVE
CHANNEL
block
Select
channel
1
4
Chan
1
5
(default)
MEASUREMENT
block
Select
S
21
(or
B/R)
measurement
4
Meas
5
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
FF
FF
FF
FF
F
F
F
F
F
F
S-PARAMETERS
F
F
F
FF
FF
FF
FF
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
FF
FF
FF
FF
F
F
F
F
F
F
F
F
F
F
F
F
Trans:FWD
S21
[B/R]
Select
LOG
MA
G
format
4
F
ormat
5
F
F
F
F
F
F
F
F
F
F
F
F
FF
FF
FF
FF
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
FF
FORMAT:
LOG
MAG
(default)
IF
BW 1
kHz
4
Bw/A
vg
5
4
1
5
4
k/m
5
SWEEP
block
Select
power
sweep
4
Sweep
5
F
F
F
F
F
F
F
F
F
F
F
FF
FF
FF
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
FF
F
SWEEP
TYPE
MENU
F
F
F
F
F
F
F
F
F
F
F
F
FF
FF
FF
F
F
F
F
F
F
F
F
F
F
F
POWER
SWEEP
CW
frequency
250
MHz
4
Source
5
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
F
CW
FREQ
4
2
5
4
5
5
4
0
5
4
M/ 
5
Start
power
0
5
dBm
4
Start
5
4
0
5
4
5
5
4
2
1
5
Stop
power
15
dBm
4
Stop
5
4
1
5
4
5
5
4
2
1
5
P
erforming
Calibration
P
erform
a
power
response
calibration
for
this
measurement
as
follows:
1.
Press
4
Cal
5
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
NN
N
N
N
N
N
N
N
N
N
N
N
N
N
N
CALIBRATION
MENU
N
N
N
N
N
N
N
NN
NN
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
RESPONSE
.
2.
Connect
a
THRU
calibration
standard
between
the
measurement
cables
in place
of
the
DUT
(see
Figure
10-14
).
3.
Press
N
N
N
N
NN
N
N
N
N
N
N
N
N
THRU
to perform
a
power
response
calibration
data
measurement.
4.
Press
N
N
N
N
N
N
N
N
N
N
N
N
N
N
NN
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
NN
N
N
N
DONE:
RESPONSE
.
(
N
N
N
N
N
N
N
N
N
N
N
N
N
N
NN
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
NN
N
N
N
N
N
N
N
N
N
N
N
N
CORRECTION
on
OFF
is
automatically
set
to
N
N
N
N
N
N
N
N
N
N
N
N
N
N
NN
N
N
N
N
ON
off
.)
Measurement
5.
Replace
the
THRU
standard
with
the
DUT
.
6.
Press 4
Scale
Ref
5
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
AUTO SCALE
if the
trace
needs
rescaling.
7.
Press
4
Sea
rch
5
N
N
N
N
N
N
N
N
N
N
N
MAX
to
move
the
marker
to
the
maximum point
on the
trace.
8.
Press
4
Ma
rk
er
5
N
NN
NN
NN
N
N
N
N
N
N
N
N
N
N
N
NN
NN
NN
NN
NN
NN
NN
1MODE
MENU
N
NN
NN
NN
N
N
N
N
N
N
N
1MKR
to set
the
1marker
to
the
maximum
point.
9.
Press 4
Search
5
NNN
NNNNNNNNNNNNNNNNN
TARGET 4
0
54
1
54
2 1
5 to search for the point of the gain compression. (See
Figure 10-15 .)
Examples of Applications 10-15