Manual Part 7

RBS 2000Glossary
RACH
Random Access CHannel
Uplink only subchannel of CCCH for MS request for
allocation of a dedicated channel.
CCCH
RAI
Remote Alarm Indication
RAM
Random Access Memory
RBER Radio Bit Error Ratio
RBS
Radio Base Station
All equipment forming one or more Ericsson base
station.
BTS
RCB
Radio Connection Box
RD Receive Data
Remote mode When the RU is in RU Remote mode, a link is
established bet
ween the BSC and the Central Main
RU (CMRU).
RF
Radio Frequency
RFCH
Radio Frequency CHannel
A radio frequency carrier with its associated bandwidth.
RFTL Radio Frequency Test Loop
RLC
Radio Link Control
RLC
Repair Logistic Centre
RSL
Radio Signalling Link
R-state
Release state
RS232
American standard for term/MODEM interconnection.
rTMA Receiver TMA
rTMA has no duplexers. It is used for amplification of
the RX signal. ddTMA dTMA TMA
18 (24)
EN/LZT 720 0283 Uen R1B