MINI-LINK BAS 2-12
Technical Description EN/LZB 111 0542 P2B
2.3 Configuration Limits
MINI-LINK BAS components have the following configuration
limits:
• EM can support to 10 CPs.
• 1 CP can control up to 128 ATs and support up to 30 SNs.
• 1 RN supports up to 64 ATs.
• 1 AT supports up to 4 Ethernet SUs or CE SUs.
2.4 System Interfaces
The system includes several primary physical interfaces.
2.4.1 Intra-System Interfaces
ET155 ATM
• 155 Mbps, IR, SONET STS-3c (Bellcore GR-253-CORE)/ S1.1
SDH STM-1 (ITU-T G.957)
• Full duplex
• Single mode optical interfaces
Radio Interface
• Channel spacing: 28 MHz
• Air capacity: 37.5 Mbps gross bit rate, full duplex using C-QPSK
modulation scheme
• Frequency bands:
− ETSI 26 GHz
− LMDS A 28GHz
− LMDS B 31 GHz
Note: The formal Type Approved certification has been obtained
for the given frequencies.
There are also other frequencies that have been
introduced, apply to the local Business Manager for more
information.
• Duplex distance:
− 1008 GHz for ETSI
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