DUG 20 » History » Revision 2
Revision 1 (laforge, 01/17/2018 07:16 PM) → Revision 2/16 (laforge, 01/17/2018 07:21 PM)
h1. 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. h2. Technical data front-haul * 48V DC supply power * 70W maximal power consumption * Size: 8U x 31mm x 250mm * Weight: < 2kg h2. Front Haul The DUG 10 has 6 SFP slots for the interface towards the raido units, labelled RI A..F h2. 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")
