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HP 8447A - Performance Tests

HP 8447A
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ERRATA
Add
to
front
of
manual
SAFETY
CONSIDERATIONS
supplied
in
this
Manual
Changes
supplement.
Page
1-1,
Table
1-1:
Add
Reverse
Isolation:
>30
dB.
Page
3-1,
Paragraph
3-7:
Add
the
following
caution
before
the
first
sentence
in
step
c:
CAUTION
The
input
to
the
HP
8447A
amplifier
is
very
susceptible
to
damage
from
electrostatic
discharge.
Before
connecting
any
coaxial
cable
to
the
input
jack
of
the
amplifier,
make
certain
that
static
electricity
buildup
in
the
cable
is
completely
discharged.
Page
4-1,
Paragraph
4-5:
Add
the
following
caution:
CAUTION
The
input
to
the
HP
8447A
anplifier
is
very
susceptible
to
damage
from
electrostatic
discharge.
Before
connecting
any
coaxial
cable
to
the
input
jack
of
the
amplifier,
make
certain
that
static
electricity
buildup
in
the
cable
is
completely
discharged.
Page
4-2,
Paragraph
4-6:
Add
10
dB
attenuator
(2
required)
...
HP
8491
Opt.
010
to
the
equipment
list.
Change
specification
for
"Output
Level
(Compression)"
to
>+7
dBm
at
1-dB
compression
point.
Page
4-3,
Paragraph
4-6:
Change
step
6
to
read
as
follows:
To
check
flatness,
set
the
signal
level
at
Channel
A
to
-30
dBm.
Connect
a
10
dB
attenuator
to
each
tee,
between
the
tee
and
the
adapter.
Note
the
level
difference
between
Channel
A
and
Channel
B
as
the
generator
frequency
is
tuned
from
10
MHz
to
400
MHz.
Keep
the
input
level
to
the
amplifier
(CHANNEL
A)
constant
and
note
the
variation
in
Channel
B.
Channel
B
should
change
>1
dB
(+-0.5
dB).
Page
4-5,
Paragraph
4-7:
Under
SPECIFICATION,
change
"parts"
to
"ports".
Page
4-10,
PERFORMANCE
TESTS:
Add
performance
test
4-10,
Reverse
Isolation,
supplied
in
this
Manual
Changes
supplement.
Page
4-11,
Table
4-1:
Add
Reverse
Isolation
information
to
Performance
Test
Record,
supplied
in
this
Manual
Changes
supplement.
Page
5-2,
Paragraph
5-8:
Change
"Figure
4-1"
to
"Figure
5-1"
in
step
1.
Page
6-2,
Table
6-2:
Change
C2
to
HP
Part
Number
0160-2049,
Check
Digit
1,
CAPACITOR-FDTHRU
5000PF
+80
-20%
500V.
Change
A1CR1-4
to
HP
Part
Number
1901-0743,
Check
Digit
1,
DI0DE:PWR
RECT
IN4004
400VIA
DO-41.
'
2

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