User's Manual

Axell D-MBR 3007-3008-PS-NFPA

PRODUCT DESCRIPTION AND USER’S MANUAL

2.2 Service Antenna Requirements

The Service antenna type depends on whether the Repeater is installed indoors or outdoors.

WARNINGS!!!

• The installer is held accountable for implementing the rules required for

deployment.

• Good engineering practice must be used to avoid interference.

• Output power should be reduced to solve any IMD interference issues.

2.2.1 Required Information

The following antenna requirements, specifications and site considerations should be

met:

• Type of installation – indoor only

• Service area type and size and characteristics

• Height

• Length and type of coaxial cable required for connecting the antenna to the Repeater

and the attenuation.

2.2.2 Indoor Antenna Installations

2.2.2.1 Recommended Antennas

The following describes the requirements for an omni-directional mobile used for indoor

applications.

Specifications:

• One or a combination of the following antennas can be used: Ceiling Mount Patch

antenna, Wall Mount Patch antenna, Corner Reflector.

• Choose an antenna with high side lobe attenuation which enables maximum

isolation.

• Maximum antenna gain for indoor operation 2.2dBi.

• Cable and jumper loss is at least 2dB.

• [Gain Antenna – Cable loss] should not exceed 0.2 dB