Nokia of America Corporation BBTRX-22 Benutzerhandbuch

Typical outdoor AISG using Smart Bias Tee solution

The following figure shows a typical outdoor AISG configuration using a Smart Bias Tee
solution:

Important! Smart Bias Tee is not required for the TxRx1 and TxRx2 ports on the
Alcatel-Lucent B25 RRH4x30.

Note: An RF jumper cable may be added between the RRH Tx1/Rx1 port and Smart
Bias Tee as required.

RRH outdoor

Smart Bias Tee configuration

RRH

TX1/RX1

TX2/RX2

ALD (AISG)

Cable shield

grounded at 60 m

intervals

Antenna_1

RCU

OUT

Cable shield

grounded at 60 m

intervals

Smart Bias Tee

(Bottom)

Port 2

Port 1

AISG

Smart Bias Tee

(Top)

Port 2

Port 1

AISG

RRH1_TX1/RX1/AISG

RRH1_TX2/RX2

AISG interface

AISG cable requirements

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January 2015

Alcatel-Lucent – Proprietary

Use pursuant to applicable agreements

9-3

R
AFT