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DUG 20 » History » Version 5

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roh, 05/13/2020 08:50 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.

DUG20_01_front_complete.jpg

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 radio units, labelled RI A..F

DUG20_01_SFP_1_detail.jpg DUG20_01_SFP_2_detail.jpg

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")

DUG20_01_ETB_ETA_detail.jpg

other details

Flash

There is a CF slot on the left this device and it holds a 256mbyte CF card.

DUG20_01_CF-slot_detail.jpg

LEDs

DUG20_01_LED_detail.jpg

ESB port

note that its a bit smaller than the sfp slots

DUG20_01_ESB_detail.jpg

LMT B, LMT A, EC, GPS

DUG20_01_LMT_GPS_detail.jpg

48V DC in

DUG20_01_DC_in_detail.jpg

Connector on the Back

DUG20_01_backplane_detail.jpg

Overview Pictures

DUG20_01_front_perspective.jpg DUG20_01_left_perspective.jpg DUG20_01_right_perspective.jpg DUG20_01_back_perspective.jpg DUG20_01_bottom_complete.jpg

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