One-Port
Reection Error-Correction
removes
directivity
errors
of
the
test
setup
removes
source
match
errors
of
the
test
setup
removes
frequency
response
of
the
test
setup
Y
ou
can
perform
a
1-port
correction
for
either
an
S
11
or
an
S
22
measurement.
The
only
dierence
between
the
two
procedures
is
the
measurement
parameter
that
you
select.
Note
This
is the
recommended error-correction
process for
all
reection
measurements
,when
full
two-port
correction
is
not
used.
1.
Press
4
PRESET
5
.
2.
Select
the
type
of
measurement
you want
to make
.
If
you
want
to
make
a
reection measurement
on PORT
1(in
the forward
direction,
S
11
),
leave
the
instrument
default
setting.
If
you
want
to
make
a
reection
measurement
on
PORT
2(in
the
reverse
direction,
S
22
),
press:
4
MEAS
5
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
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
Refl:
REV
S22
(B/R)
3.
Set
any
other
measurement
parameters
that
you
want
for
the
device
measurement: power
,
number
of
points
,
IF
bandwidth.
4.
T
o
access
the
measurement
correction
menus
,
press:
4
CAL
5
5.
If
your
calibration
kit
is
dierent
than
the
kit
specied
under
the
N
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
CAL
KIT
[
]
softkey
,
press:
NN
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
CAL
KIT
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
N
SELECT
CAL
KIT
(select
your
type
of
kit)
NN
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
N
RETURN
If
your
type
of
calibration
kit
is
not
listed
in
the
displayed
menu,
refer
to
the
\Modifying
Calibration
Kit
Standards"
procedure
,
located
later
in
this chapter
.
6.
T
o
select
the
correction
type
,
press:
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
N
N
N
N
N
N
CALIBRATE
MENU
and
select the
correction type
If
you
want to
make a
reection measurement
at PORT
1 press:
N
N
N
NN
N
N
N
N
N
N
N
N
N
N
N
NN
N
N
N
N
N
N
N
N
N
N
NN
N
N
S11 1-PORT
If you want to make a reection measurement at PORT 2, press:
NNNNNNNNNNNNNNNNN
NNNNNNNNNNNNNNN
S22 1-PORT
7. Connect a shielded open circuit to PORT 1 (or PORT 2
for an S
22
measurement).
Note
Include any adapters that you will have
in the device measurement. That is
,
connect the calibration standard to the particular connector where you will
connect your device under test.
Optimizing Measurement Results 5-17