LBI-31629

TABLE OF CONTENTS

 

 

Page

SPECIFICATIONS

1

OPTIONS AND ACCESSORIES

2

COMBINATION NOMENCLATURE

2

DESCRIPTION

2

OPERATION

3

SYSTEM ANALYSIS

4

MAINTENANCE

9

INTRINSICALLY SAFE USAGE

12

BATTERIES

12

ACCESSORIES

12

MEMORY EFFECT IN NICKEL-CADMIUM BATTERIES:

12

REDUCED CAPACITY IN NICKEL- CADMIUM BATTERIES:

13

INTERCONNECTION DIAGRAMS

14

OUTLINE DIAGRAMS:

 

Radio Board

15

Controller Board

17

Signaling Board

19

LCD Board

20

Battery Packs

22

SCHEMATIC DIAGRAMS:

 

Radio Board

16

Controller Board

18

Signaling Board

19

LCD Board

21

Battery Packs

22

MECHANICAL PARTS BREAKDOWN

23

PARTS LISTS:

 

M-PD Radio Chassis

13

Mechanical Parts

24

Radio Board

25

Controller Board

26

Signaling Board

27

LCD Board

27

Copyright © April 1987, General Electric Company

 

 

SPECIFICATIONS

SYSTEM

 

Frequency Range

FCC Identification Number

136 MHz to 160 MHz

AXA9WNTR-145-A

150 MHz to 174 MHz

AXA9WNTR-145-B

Frequency Stability

5 PPM

Battery Drain (at 7.5 VDC)

 

Standby

65 Milliamperes

Receiver (Rated Audio)

195 Milliamperes

Transmitter

1.9 amperes

Dimensions (H x W x D)

 

(With Standard Capacity)

183 x 69 x 43 mm

(With High Capacity (short) Battery)

183 x 69 x 43 mm

(With High Capacity (long) Battery)

219 x 69 x 43 mm

(With Extra High Capacity Battery)

219 x 69 x 43 mm

Weight

 

(With Standard Capacity Battery)

24 ounces

(With High Capacity (short) Battery)

24 ounces

(With High Capacity (long) Battery)

29 ounces

(With Extra High Capacity Battery)

29 ounces

Operable Temperature Range

-30°C to +60°C

TRANSMIT

 

RF Power Output

0.5 to 5 Watts

Spurious Emissions

-37 dBm

Maximum Deviation

5 kHz

FM Hum & Noise (EIA)

-45 dB

Audio Distortion (60% MOD)

3%

Frequency Stability

5 PPM

(-30°C to + 60°C)

 

RF Load Impedance

50 ohms

Microphone Sensitivity

Less than 90 dB SPL

(EIA 60% MOD)

 

Maximum Attack Time

25 milliseconds

(PTT Pushed)

 

Audio Frequency Response

Within +1 and -3 dB of a 6 dB/octave

 

pre-emphasis from 300 Hz to 3000 Hz.

RECEIVE

 

Sensitivity (12 dB SINAD)

-116 dBm

Spurious Emissions

-57 dBm

Spurious Response Rejection

72 dB (Minimum)

IM Distortion Rejection

70 dB (Minimum)

Adjacent Channel Selectivity

70 dB (30 kHz)

Squelch Sensitivity

6 dB SINAD (Minimum) Adjustable

Distortion (EIA 0.5 Watt)

5% (Maximum)

Audio Frequency Response

Within +1 and -3 dB of a 6 dB/octave

 

de-emphasis from 300 Hz to 3000 Hz.

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Ericsson LBI-31629B manual Specifications