User's Manual

Table Of Contents
48 UltraWAVE Micro BTS Installation and Commissioning Guide, Version B
Chapter 2 - Installation
Conversion Cables
If you are connecting into an existing E1 network with standard BNC or DSUB
connectors, a conversion cable for either the 75 Ohm or 120 Ohm will be required.
To purchase these cables from Alvarion, contact your local sales support
representative.
Figure 2-18 illustrates the pinout for an RJ-48C to 75 Ohm BNC conversion cable.
Table 2-10: Customer-Supplied E1 Cabling
Cable Identity Cable Type Corresponding Cable Plug
E1, 120 Ohm Shielded, Twisted, 2-Pair RJ-48C Male
E1, 75 Ohm Coaxial RJ-48C Male
Antenna (external) Coaxial N-Type, Female
Note: The number of cables required depends on the ordered configuration of the
Micro BTS.
Figure 2-18: 75 Ohm BNC Conversion Cable
IW009302
8
ORANGE/WHITE
BLUE/WHITE
WHITE/ORANGE
WHITE/BLUE (R-TIP)
(R-RING)
(T-TIP)
(T-RING)
1
2
3
5
6
7
4
J2
J3
J1
J2
J3
RECEIVE
TRANSMIT
Pin 1
Pin 8
J1