Motorola EP450 Service Manual

Chapter 1 Test Equipment, Service Aids, and
Service Tools
1.1 Test Equipment
Table 1-1 lists test equipment required to service the EP450 Radios.
Table 1-1. Recommended Test Equipment
Motorola Part No. Description Characteristics Application
R2600 series System analyzer This item will substitute for
items with an asterisk (*)
Frequency/deviation meter and
signal generator for wide-range
troubleshooting and alignment
*R1074 Fluke 87 digital multi-
meter
True RMS metering,
200 kHz frequency
counter, 32-segment bar
graph with backlit display
Digital voltmeter is recom-
mended for AC/DC voltage and
current measurements
Fluke 85 RF probe 500 MHz, 30 VAC max Use with Fluke 87 digital multi-
meter for RF voltage measure-
ments.
*R1377 AC voltmeter 1 mV to 300 mV, 10 mega-
ohm input impedance
Audio voltage measurements
R1611 Dual channel
100 MHz oscillo-
scope (Agillent)
Two-channel, 100 MHz
bandwidth, 200 M sample
rate/sec, 2 MB memory/
channel
Waveform measurements
S1339 RF millivolt meter 100 µV to 3V RF, 10 kHz to
1 GHz frequency range
RF level measurements
*R1013 or
*R1370
SINAD meter or
SINAD meter with
RMS
Without RMS audio voltme-
ter or
With RMS audio voltmeter
Receiver sensitivity measure-
ments

Motorola EP450 Specifications

General

Channel Capacity	16 channels
Operating Temperature	-30°C to +60°C
IP Rating	IP54
Frequency Range	VHF: 136-174 MHz, UHF: 403-470 MHz
Weight	Approximately 350g (with standard battery)