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")