179
Glossary
AAAA
Gl
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ry
Glossary
A
A
AMSL
Above Mean Sea Level
ATB
Antenna Tracking Board
ATM
Antenna Tracking Module
ATR
Antenna Tracking Receiver
AWG
American Wire Gauge. A means of specifying wire diameters.
B
BGAN
Broadband Global Area Network. A mobile satellite service that
offers high-speed data up to 492 kbps and voice telephony. BGAN
enables users to access e-mail, corporate networks and the
Internet, transfer files and make telephone calls.
C
CM
Continuous Monitoring
D
DTMF
Dual Tone Multi Frequency. The keypad signaling technology that
generates two distinct tones when each key is pressed. This
system allows navigation of voice menus and other advanced
calling services. All wireless phones use DTMF dialing.
E
EIRP
Effective Isotropically-Radiated Power. The amount of power that
would have to be emitted by an isotropic antenna (that evenly
distributes power in all directions) to produce the peak power
density observed in the direction of maximum antenna gain.
Содержание FB250
Страница 13: ...Table of contents xii ...
Страница 77: ...Chapter 3 Connecting power 64 Connecting power ...
Страница 105: ...Chapter 5 Starting up the system 92 Operating the system ...
Страница 129: ...Chapter 6 Service and repair 116 Replacing modules in 34 3052B antenna ...
Страница 139: ...Chapter 7 Troubleshooting 126 Logging of events ...
Страница 147: ...Appendix B Technical specifications 134 FB500 antenna B 2 3 Antenna outline dimensions FB500 in 26 66 cm dome ...
Страница 148: ...Appendix B Technical specifications FB500 antenna 135 BBBB Technical specifications FB500 in 35 89 cm dome ...
Страница 154: ...Appendix B Technical specifications FB250 antenna 141 BBBB Technical specifications FB250 in 19 48 cm dome ...
Страница 165: ...Appendix B Technical specifications 152 TracPhone terminal ...
Страница 197: ...Glossary 184 ...