User's Manual

VHF Headstation & In-Line Amplifiers
User Handbook
Handbook Nō.-50-127201FCC Issue No:-A
Date:-14/06/2005
Page:-
6 of 45
Glossary of Terms
Repeater or
Cell Enhancer A Radio Frequency (RF) amplifier which can simultaneously
amplify and re-broadcast Mobile Station (MS) and Base
Transceiver Station (BTS) signals.
Band Selective Repeater A Cell Enhancer designed for operation on a range of
channels within a specified frequency band.
Channel Selective
Repeater A Cell Enhancer, designed for operation on specified
channel(s) within a specified frequency band. Channel
frequencies may be factory set or on-site programmable.
AC Alternating Current
AGC Automatic Gain Control
BBU Battery Backup Unit
BTS Base Transceiver Station
CEMS Coverage Enhanced Management System
C/NR Carrier-to-Noise Ratio
DC Direct Current
Downlink (D/L) RF signals Tx from the BTS to the Master Site
FO Fibre Optic
GND Ground
ID Identification Number
LED Light Emitting Diode
LNA Low Noise Amplifier
LPA Low Power Amplifier
MOU Master Optical Unit
M.S. Mobile Station
MTBF Mean Time Between Failures
N/A Not Applicable
N/C No Connection
OFR On Frequency Repeater
OIP3 Output Third Order Intercept Point = RF
out
+(C/I)/2
PA Power Amplifier
RF Radio Frequency
RSA Receiver/Splitter Amplifier
Rx Receiver
S/N Serial Number
Tx Transmitter
Uplink (U/L) RF signals transmitted from the MS to the BTS
VSWR Voltage Standing Wave Ratio
WDM Wave division multiplex