Agilent Technologies 4395A - Performing an S11 1-Port Calibration

Calibration
Required
for
the Network
Analyzer Mode
P
erforming
an
S11
1-P
ort
Calibration
Step
1: Opening
the S-11
1-Port
Calibration
Menu
1.
Press 4
Cal
5
.
2.
Select the
proper
calibration
kit.
If
the
connector
type
or
calibration
kit
name
shown in
the
NN
NN
NN
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
CAL KIT
softkey label
is
not
the
same
as
the
calibration
you
are
going
to
use
,
follow
the
\Selecting
the
Calibration
Kit"
procedure.
3.
Press
N
N
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
NN
NN
NN
N
N
CALIBRATE
MENU
N
N
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
S11
1-PORT
.
Step 2:
Measuring the
OPEN
1. Connect
OPEN standard
to port
1.
2.
Press
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
N
(S11):
OPEN
(for
the 7
mm or
3.5 mm
cal
kit)
or
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
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NN
N
N
(S11):
OPENS
(for
the type-N
cal
kit).
When
the
7
mm
or
3.5
mm
calibration
kit
is selected,
the message
\
WAIT
-
MEASURING
CAL
STANDARD
"
is
displayed
while
the
OPEN
data
is
measured.
The
softkey
label
N
N
N
N
N
N
N
N
N
N
N
N
N
N
OPEN
is
then
underlined.
Skip
to
step
3.
3.
If
the
type-N
calibration
kit
is
selected,
do
the
following:
a.
Press
N
N
N
N
N
N
N
N
NN
NN
N
N
N
N
N
N
N
N
N
N
N
N
N
N
OPEN
[M]
(for
amale
port connector)
or
press
N
N
N
N
N
N
N
N
NN
NN
N
N
N
N
N
N
N
N
N
N
N
N
N
N
OPEN
[F]
(for
a female
port
connector).
The
OPEN
data
is
measured
and
the
softkey
label
is
then
underlined.
b.
Press
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
DONE:
OPENS
.
Step
3:
Measuring
the
SHORT
1.
Disconnect
the
OPEN. Then
connect a
SHORT
standard
to
port
1.
2.
Press
N
N
N
N
N
N
N
N
N
N
N
N
N
NN
NN
SHORT
(for
the
7
mm
or
3.5
mm
calibration
kit) or
N
N
N
N
N
N
N
N
N
N
N
N
N
NN
NN
N
N
N
SHORTS
(for
the
type-N
calibration
kit).
When the
7mm
or 3.5
mm
calibration
kit
is
selected,
the
SHORT
data
is
measured
and
the
softkey label
is underlined.
3.
If
the
type-N
calibration
kit
is
selected,
do
the
following:
a.
Press
N
N
N
N
N
N
N
N
NN
NN
NN
NN
NN
NN
N
N
N
N
N
N
N
N
N
SHORT
[M]
(for
a
male port
connector) or
press
N
N
N
N
N
N
N
N
NN
NN
NN
NN
NN
NN
N
N
N
N
N
N
N
N
N
SHORT
[F]
(for
a
female port
connector).
The SHORT data is measured and the softkey label is then underlined.
b.
Press
N
NNNNNNNNNN
NNNNNNNNNNNNNNNNNNNNNNNNN
NN
DONE: SHORTS
.
Step 4: Measuring the LO
AD
1. Disconnect the SHORT
, and connect an impedance-matched LO
AD (usually 50 or 75 ) at
port 1.
2.
Press
NNNNNNNNNNNNNN
LOAD . Then wait the LOAD is measured and the
NNNNNNNNNNNNNN
LOAD softkey is underlined.
7-4 Calibration