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roh, 05/07/2020 10:35 PM
DUG 20¶
This is the second-generation GSM Digital Unit for RBS 6xxx. It combines the baseband processing and back-haul interface of up to 12 TRX, in 1..6 logical BTSs.
The DUG 20 is only compatible with the RUS and RRUS radio units, not with the older RUG units.
Technical data¶
- 48V DC supply power
- 70W maximal power consumption
- Size: 8U x 31mm x 250mm
- Weight: < 2kg
Front Haul¶
The DUG 10 has 6 SFP slots for the interface towards the raido units, labelled RI A..F
Back-Haul interface¶
The back-haul interface is Classic T1/E1/J1 (ISDN) based. The DUG has four T1/E1/J1 lines exposed as two RJ45 connectors ("ET A" and "ET B")
other details¶
Flash¶
There is a CF slot on the left this device and it holds a 256mbyte CF card.
LEDs¶
ESB port¶
note that its a bit smaller than the sfp slots
LMT B, LMT A, EC, GPS¶
48V DC in¶
Connector on the Back¶
Overview Pictures¶
Updated by roh almost 4 years ago · 3 revisions