Interconnecting
the
Units
Interconnect
the
4285A,
the
42841A,
and
the
42842C
using
the
proper
cables
as
shown
in
Figure
1-2,
use
the
following
procedure
.
1.
Connect
the
UNKNOWN
terminals
of
the
4285A
and
the
TO
UNKNOWN
terminals
of
the
42842C
with
the
16048A
T
est
Leads
.
2.
Connect
the
A
CCESSORY
CONTROL
INTERF
A
CE
connector
of
the
4285A
and
the
BIAS
CONTROL
INPUT
A
connector
of
the
42841A
using
the
furnished
accessory
control
interface
cable
.
Figure
1-2.
Bias
Current
System
Conguration
Setting
Up
the
Precision
Q
Measurement
System
Combined
with
the
42851A,
the
4285A
performs
precision
Q
measurement
using
the
resonant
measurment
method.
Equipment
Required
T
o
perform
precision
Q
measurement,
the
following
equipment
are
required.
4285A
Precision
LCR
Meter
with
Option
002
42851A
Precision
Q
A
dapter
10503A
BNC
Coaxial
Cable
(2
ea.)
Interconnecting
the
Units
Connect
the
cables
between
the
4285A
and
the
42851A
as
shown
in
Figure
1-3,
use
the
following
procedure
.
1.
Connect
the
UNKNOWN
terminals
of
the
4285A
and
the
TO
UNKNOWN
terminals
of
the
42851A
using
two
10503A
BNC
coaxial
cables
.
1-4
Before
Y
ou
Begin
