Section 1. Introduction; Description; Physical Characteristics; Electrical Characteristics - Motorola R-20010 Maintenance Manual

Communications system analyzer
Table of Contents

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1.1
DESCRIPTION
The
Motorola
Communications
System
Analyzer
is
a
portable
test
instrument,
designed specifically for
servicing and
monitoring
communications
equipment.
Its
functions supersede those of a Service
Monitor,
expanding
the
features
and
capabilities
so that serv-
icing
involves
only a
single
instrument,
rather than
a
host
of separate equipment.
The
R2001D
is
the
standard Communications
Sys-
tem
Analyzer.
The R2002D
has
the added capability
of
an
IEEE-488 Standard
Interface
control bus,
and
the
R2008D
has
the added capability of "Cellular
Radio"
testing.
The
R2009D
adds
both
of
t
hese
capa-
bilities to the basic
unit. By
improving a
technician's
efficiency
and
accuracy,
the
Analyzer
reduces
service
time.
The
Communications System
Analyzer
generates
and monitors signals,
performing
the tests
normally
associated with the equipment
listed
below.
Spectrum
Analyzer
Duplex
Generator
Modulation
Oscilloscope
Frequency Counter
AC/DC Digital
Voltmeter
RF
Wattmeter/Signal-Level Meter
SECTION
1.
INTRODUCTION
General
Purpose Oscilloscope
Multi-Mode
Code Synthesizer
Distortion/SINAD
Meter
Sweep
Generator
DTMF Encode/Decode
Printer
Port
The Ana
lyze
r mee
ts
t he
s
hoc
k and
vi
bration
req uirements
of
EIA
test
RS152B,
the
same
specifi-
cations
met
by
Motorola
mobile
radios.
This mini-
mizeg failure
when
t he
instrument
is
used
in a mobile
service
van,
and means the
Analyzer
is as
tough
as the
radios
it
services.
Tables
1-l
.
1-2.
and
1-3 list
the
physical,
electrical,
and
input/out
put
characteristics
of the
Communica-
tions
System
Analyzer.
T
able
1-1.
Physical
Characteristics
Cha racteristics
Description
Length
20.00
inches
(50.8
em)
Width
15.50 inches
(:19.4
em)
H
ei!(ht
8.25
inches
(21.0
em)
Weil(ht
:!5.5
pounds
(16.1
kg)
(excluding hatte
ry
pack and
cover acct
ssories)
T able
1-2.
Electrical
Characteristics
Frequency
Range:
Resolution:
Accuracy:
Characteristics
Output
(into
50
ohms)
Attenuator:
RangeFM:
Range
AM:
Accuracy:
Spectral purity
Spurious:
Harmonics:
MODES
Signal Generator Mode
10
kHz
to 999.9999
MHz
100Hz
Description
Equal to
master
oscillator
time
base
16 dB
variable
plus 10 dB
steps
over
13 ranges
O.lJlV
to
1
Vrms (
-
127
dBm
to
+13
dBm)
O.lJlV
to 0.4 Vrms
:t
2
dB ma.xi.mum with step attenuator in
10
dB
position.
±
4 dB
maximum
in any other state.
.;
-
40dB
.; -
I
S
dB
1-1

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