Motorola R-20010 Maintenance Manual page 41

Communications system analyzer
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COMMUNICATIONS
SYSTEM ANALYZER
RF INPUT MODULE
Figure
2-6.
Block Diagram
CODE
SYNTHESIZER
Figure
2-7.
Block Diagram
J3
r . , - : : 1
A
17 RFiNPUT
MODUU
ANTENNA
RF
IN/OUT
~
I
I
*ENHANCED
DUPLEX
DNL Y
Figure
2-6. RF
Input
Module Block Diagram
2-16
I
_ _ j
JS
10.7 MHZ
IF
DUPLEX
OUTPUT
J6
,..,._,.,
~v::,H
42l
I
MIC
"I
·I
EXT
14
MOO-
I
i
bU
:
DUPLEX
MOD
f -
·
_ _
...,.:::
52
:..
- ~
DSBSC
MOD
I
I
~50
:
MOD
CAL AUDIO
f - ·
--------7'
1
48
"-t-~AUDIO
SfKR
>
1
44
o
MOD OUT
DRIVER
L_
_ _ _ _
_j
Figure
2-7. Code
Synthesizer
- Block Diagram
I
_
IEEE
r - -
eus
AM
I
I'
MOD~
DC
REF
,..,..
..

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