Motorola MTX950 用户手册

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Test Equipment

Table 3-12 lists test equipment required to service the HT750/HT1250/HT1250•LS/HT1250•LS

+

/

HT1550•XLS/MTX850/MTX950/MTX850•LS/MTX8250/MTX9250/MTX8250•LS radios.

R2000, R2600
R2400, or R2001 
with trunking 
option

Service Monitor

This monitor will 
substitute for items 
listed below with an 
asterisk *

Frequency/deviation meter and sig-
nal generator for wide-range trouble-
shooting and alignment

*R1049

Digital Multimeter

Two meters recommended for AC/
DC voltage and current measure-
ments

*S1100

Audio Oscillator

67 to 200Hz tones

Used with service monitor for injec-
tion of PL tones

*S1053, 
*SKN6009,             
*SKN6001

AC Voltmeter, 
Power Cable 
for meter, 
Test leads for meter

• 1 mV to 300 V
• 10 M

Ω input imped-

ance

Audio voltage measurements

 R1053

Dual-trace Oscillo-
scope

20 MHz bandwidth,
 5 mV/cm - 20 V/cm

Waveform measurements

*S1350,
*ST1215 (VHF)
*ST1223 (UHF)
*T1013

Wattmeter,
Plug-in Elements 
(VHF & UHF), RF
Dummy Load

• 50 

Ω 

• ±5% accuracy 
10 W, max. 0-1000 
MHz, 300 W

Transmitter power output measure-
ments

 S1339

RF Millivolt Meter

100 

µV to 3 VRF, 10 

kHz to 1.2 GHz

RF level measurements

*R1013

SINAD Meter

Receiver sensitivity measurements

 S1347 or
 S1348 (prog)

DC Power Supply

0-20 Vdc, 0-5 Amps

Bench supply for 7.5Vdc