Racal Instruments 9081 Maintenance Manual page 124

Synthesized signal generators
Table of Contents

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Page Tech. Spec
(4)
RF
OUTPUT:
Output
Level
Accuracy
(1):
Amend
'±0.8
dB
1
to
read
'±1
.3
dB'
and
'±1
.5 dB'
to
read
'±2
dB
1
.
Page
Reference:
Amend
to
read
'9082C
VoL2'.
Page Tech Spec.
(5)
AMPLITUDE
MODULATION:
Modulation Depth
(2):
Amend
'800
mV
1
to
read '400
mV
1
.
i
After
'Accuracy
1
:
add
new
heading and
text:
Stability:
At
fixed
carrier
frequency,
variation of
output
level
gives
change
in
mod.
depth
of
±0.5%
relative
to
mod.
depth
at
full
output
level.
Page
Reference:
Amend
to
read
'9082C
Vol.2'
Page Tech Spec.
(7)
ACCESSORIES:
Optional Accessories
(1):
After
'9420M' add
'(Not available on
the
9082C)'
Page
1-1
Paragraph
1
.5:
First
line -
amend
'±0.5
dB
1
to
read
'±1
dB'
Third
line -
amend
'-130
dB'
to
read '-129
dB
1
.
Page
Reference:
Amend
to
read
'9082C
Vol.
2'
Page 2-2
Paragraph
2.3
(11):
Second
line -
amend
'13
dB,
±3
dB
and -10
dB'
to
read
'12
dB,
+3dB and
-9dB'
Page
Reference:
Amend
to
read
'9082C
Vol
.
2'
Page 5-2
Table
5
Item
1
.
Amend
the following
columns:
Description
-
to
read 'Multimeter
1
Requirements
-
to
read 'Range 0
to
30
V
d.c.
0
to
2
kQ
resistance
Sensitivity
20kQ/Volt.
Preferred
Type
- to
read
'AVO
8'
Item 13.
After
this
item
insert
the
following
details
in
their
respective columns:
Item
Description
Requirements
Preferred
Type
14
1
dB
Step Attenuator
-
HP355C
Item
14:
Amend
this
to
read
'15'
Page
Reference:
Amend
to
read
'9082C
Vol
.
2'
9081
&
9082
Vol.
2
Issue
5
Amendment

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