ATCOM AT800 Series User Manual download pdf (Page 4)

AutoTune™ User Guide

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TABLE OF CONTENTS

1. Introduction .................................................................................................... 1

2. Scope ............................................................................................................ 1

3. Motorola APX™ Portable Radio Test Setup .................................................. 2

3.1. APX™ Test Setup .................................................................................... 2

4. Motorola APX™ Portable Alignment and Test Descriptions .......................... 3

4.1. Reference Frequency .............................................................................. 3

4.2. TX Power Out .......................................................................................... 5

4.3. Deviation Balance .................................................................................... 7

4.4. Distortion .................................................................................................. 8

4.5. Sensitivity (SINAD) .................................................................................. 9

4.6. Noise Squelch Threshold ....................................................................... 10

4.7. Digital Sensitivity (BER) ......................................................................... 11

4.8. Internal Voice Modulation ...................................................................... 12

4.9. External Voice Modulation ..................................................................... 14

5. Motorola APX™ Mobile Radio Test Setup ................................................... 15

5.1. Motorola APX™ Mobile Test Setup ....................................................... 15

5.2. Motorola APX™ Mobile High Power Test Setup .................................... 15

6. Motorola APX™ Mobile Alignment and Test Descriptions .......................... 17

6.1. Reference Frequency ............................................................................ 18

6.2. TX Power Out ........................................................................................ 20

6.3. Deviation Balance .................................................................................. 22

6.4. Distortion ................................................................................................ 24

6.5. Sensitivity (SINAD) ................................................................................ 25

6.6. Noise Squelch Threshold ....................................................................... 26

6.7. Digital Sensitivity (BER) ......................................................................... 27

6.8. Voice Modulation ................................................................................... 28

7. Basic Troubleshooting ................................................................................. 30

8. Support Information ..................................................................................... 31

8.1. Technical Support .................................................................................. 31

8.2. Sales Support ........................................................................................ 31

9. References .................................................................................................. 32

APPENDIX A. Test Limits .............................................................................. A-1

APPENDIX B. Sample Test Result Report ..................................................... B-1

APPENDIX C. Revision History ...................................................................... C-1

LIST OF FIGURES

Figure 3-1. APX™ Portable Test Setup Diagram .................................................. 2

Figure 4-1. Place keyed radio next to analyzer speaker. .................................... 12

Figure 4-2. Adjust analyzer volume until about 4 kHz deviation is measured. .... 13

Figure 5-1. Motorola APX™ Mobile High Power Test Setup Diagram ............... 16

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ATCOM AT800 Series User Manual Page 4