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Shorting
Bar
The
short
bar
should
have very
low
residual
impedance,
so
a
high conductivity
metal
plate that
is
not
easily
corroded,
must be used
to
construct the shorting
bar.
(It
must be
clean.)
Operation
Step-by-step
instructions
on
how
to
make
a
measurement
with
the
HP
16089
A,
B,
C,
D
are:
1.
Set the Cable
Length
setting to
1
m.
(HP
4263A,
HP
4275A,
HP
4277A,
HP
4192A,
HP
4278A,
HP
4284A and
HP
4285A
only)
2.
Connect
the
test
leads of
HP
16089A,
B,
C,
D
to
the
measurement
Instrument's
UNKNOWN
terminals.
3.
Perform
OPEN
and
SHORT
correction as
described
in
the
measurement
instrument's
operation manual. Figure
3-3
and
Figure 3-4
show
how
to
make
shorts suitable for
the
SHORT
correction
procedure
using
each type
of
test
dip.
(HP
4263A,
HP
4275A,
HP
4276A,
HP
4192A,
HP
4278A,
HP
4284A and
HP
4285A
only)
4.
Connect
the
component
to
be
tested into
the
test clips
Note
4
When
HP
16089D
is
used,
connect
the
test
dips
to
the
DUT
correctly as
follows:
Connect
all
test clips
to
the
DUT.
Connect
the
same
color test
clips
to
the
same
terminal of the
DUT.
Connect
the Hpot
and
Lpot
dips
(marked
"V")
closer to
the
DUT
than
H^ur
and
Lcur
dips.
Figure 3-5
also
shows
how
to
connect a
DUT
using the
alligator clips
of the
HP
16089D.
34
Operation
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