HP 8753D - Page 228

6. T
o measure
the standard,
when the
displayed trace
has
settled,
press:
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FORWARD:
OPEN
The
analyzer
displays
WAIT
-
MEASURING
CAL
STANDARD
during
the standard
measurement.
The
analyzer
underlines
the
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OPEN
softkey
after
it
measures
the
standard.
7.
Disconnect
the
open,
and
connect
a
short
circuit to
PORT 1.
8.
T
o
measure
the
device
, when
the displayed
trace has
settled,
press:
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NN
NN
FORWARD:
SHORT
The
analyzer
measures
the
short
circuit
and underlines
the
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NN
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SHORT
softkey
.
9. Disconnect
the short,
and connect
an impedance-matched
load
to
PORT
1.
10. T
o measure
the standard,
when the
displayed
trace
has
settled,
press:
N
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FORWARD:
LOAD
The
analyzer
measures
the
load
and
underlines
the
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NN
NN
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N
LOAD
softkey
.
11. Repeat
the open-short-load
measurements described
above
,
but
connect
the
devices
in
turn
to
PORT
2,
and
use
the
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REVERSE:
OPEN
,
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REVERSE:
SHORT
,
and
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REVERSE:
LOAD
softkeys
.
Include
any
adapters
that
you
would
include
in your
device measurement.
12.
T
o
compute
the
reection
correction
coecients,
press:
N
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NN
STANDARDS
DONE
13.
T
o
start
the
transmission
portion
of
the
correction, press:
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TRANSMISSION
14.
Make
a
\thru"
connection
between
the
points
where
you
will
connect
your
device
under
test
as
shown
in
Figure
5-7
.
Note
Include
any
adapters
or
cables
that
you
will
have
in
the
device
measurement.
That
is
,
connect
the
standard device
where you
will connect
your device
under
test.
Optimizing Measurement Results 5-21