Motorola R-20010 Maintenance Manual page 43

Communications system analyzer
Table of Contents

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COMMUNICATIONS
SYSTEM A
NALYZER
DVM/
DISTORTION ANAL VZER
Figure 2-9.
Block
Diagram
2-18
MOO
CAL
AUDIO
DE
MOO
CAL
AUDIO
CARRIER
T
MOO L
Vl
RF
INPUT
PWR
EXT
FWD PWR
EXT RFL PWR
BAIT
VOLT
SIGNAL
STRENGTH
DVM
INPUT
p~~ oo~~--------------
-
---,
I
09
I
-
I
79
+
AND-
I
PEAK
OET
I
I
59
-
I
:Lf
I
~
I
LPFL
INT
I
a,
DVM
I
SEL
I
sw
I
55
1
~
I
I
I
XIO/XO.I
I
57
AITEN
I
I
I
I
I
r-
97
1
01
I
I
I
AITEN
RMS/
I
I
I'
KHz NOTCH
DISTORTION
78
1
FILTER
SELECT
I
I
;
I
I
I
RECT AND
r--
I
FILTER
I
I
L
_________
-------------6
_ _
_j
r;:15FRtiTPNUNTERF~
-
- - -
-
- - - -
-
-
-
-
-
I
I
I
I
I
I
lr--
I
,
I
AC/
H
I
oc
122
L___
SEL
AITEN
LPFL
J
I
sw
I
I
I
I
L-------
----
-
-
-----~
,-----------------------~
1
A II PROCESSOR
110
1
I
I
I
I
F
I
I
I
AID
I
+-
I
~
PIA
I
I
SIGN
BIT
I
v
I
I
I
I
I
I
I
I
I
I
I
RMS
I
TO
OC
~
I
I
CONV
I
I
I
I
INT/EXT
I
I
DVM
I
SELECT
I
I
I
I
I
L _ _ _ _ _ _ _ _ _ _ _ _ _ _
_ _ _ _ _ _ _ _ _ _j
CONTROL
r1
PROCESSOR
I
I
PROCESSOR BUS
""'""'

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