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EQUIPMENT MANUAL FOR RD-9120
RD-9120 QE
Copyright - refer to title page
Page 8
ENU Status : 1-0-0
0.7 GLOSSARY OF TERMS
Abbreviation
Definition
ALC
Automatic Level Control
ATT
Attenuation
BS
Base Station
BTS
Base Transceiver Station
CH Channel
dB
Decibel
dBm
Decibels relative to 1 milliwatt
DL
Downlink
DT
Donor Terminal
DPX Duplexer
EEPROM
Electrically Erasable Programmable Read Only Memory
FS
Frequency Selector
GSM
Global Standard for Mobile Communication
Hz
Hertz
ID
Identification
LNA
Low Noise Amplifier
MCU
Main Control Unit
MHz
Megahertz
MT
Mobile Terminal
MTBF
Mean Time Between Failures
NC
Normally Closed
NF
Noise Figure
NO
Normally Open
OMC
Operation & Maintenance Center
OMT
Operation & Maintenance Terminal
PLL
Phase Locked Loop
PSU
Power Supply Unit
RF
Radio Frequency
SIM
Subscriber Identification Module
SMA
Sub-Miniature A Connector (coaxial cable connector type)
SMS
Short Message Service
UL
Uplink
VAC
Volts Alternating Current
VDC
Volts Direct Current
VSWR
Voltage Standing Wave Ratio