User Manual

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Ericsson Internal
DESCRIPTION 4 ( 24 )
/ XSNJOER 174/1551-LZA 701 0001 Uen
EAB/ FJG/YP ( Louise Cederlund) 2007-06-12 A
Prepared (also subject responsible if other) No.
Approved Checked Date Rev Reference
Discontinuous transmission/reception
Duplex filters
Dynamic power regulation
Encryption/ciphering
EDGE
Expansion by Transceiver Group (TG) synchronization
External alarms
Frequency hopping
Global positioning system (GPS) synchronization
Radio configurations supported on 800, 900, 1800 and 1900 MHz
Receiver diversity
Transmission Interface: The following transport network interface
alternatives exist:
T1 1.5 Mbit/s, 100 , with internal synchronization
E1 2 Mbit/s, 75 , with PCM synchronization
E1 2 Mbit/s, 120 , with PCM synchronization
Wide range power input 120–250 V AC
Wide range power input
48 to 60 V DC
2.2 Variants
There are three RBS 2207 cabinet versions:
48 to 60 V DC
120–250 V AC, 50 to 60 Hz, +24 V DC, with optional battery backup
+24 V DC (without PSUs)
2.3 Optional Equipment
The equipment listed below is available, but is not necessary for basic
functionality.
Battery backup (in a separate cabinet)
Bias injectors