Chapter 2 Test Equipment and Service Aids
2.1 Recommended Test Equipment
The list of equipment contained in Table includes most of the standard test equipment required for
servicing Motorola portable radios.
Table 2-1. Recommended Test Equipment
Equipment Characteristics Example Application
Service
Monitor
Can be used as a
substitute for items
marked with an asterisk
(*)
Aeroflex Digital Radio Test Set
Model 3920 with DMR option
Frequency/deviation meter
and signal generator for
wide-range troubleshooting
and alignment
Digital RMS
Multimeter *
100 µV to 300 V
5 Hz to 1 MHz
10 Mega Ohm
Impedance
Fluke 179 or equivalent
(www.fluke.com)
AC/DC voltage and
current measurements.
Audio voltage measurements
RF Signal
Generator *
100 MHz to 1 GHz
-130 dBm to +10 dBm
FM Modulation 0 kHz to
10 kHz
Audio Frequency 100
Hz to 10 kHz
Agilent 443X
R&S Signal Generator
Receiver measurements
Oscilloscope* 2 Channel
50 MHz Bandwidth
5 mV/div to 20 V/div
Leader LS8050
(www.leaderusa.com),
Tektronix TDS1001b
(www.tektronix.com),
or equivalent
Waveform measurements
Power Meter
and Sensor *
5% Accuracy
100 MHz to 500 MHz
50 Watts
Bird 43 Thruline Watt Meter
(www.bird-electronic.com) or
equivalent
Transmitter power output
measurements
RF Millivolt
Meter
100 mV to 3 V RF
10 kHz to 1 GHz
Boonton 92EA
(www.boonton.com) or
equivalent
RF level measurements
Power Supply 0 V to 32 V
0 A to 20 A
B&K Precision 1790
(www.bkprecision.com)
or equivalent
Voltage supply
NOTE
Service Monitor can be used as a substitute to the items marked with (*).