User's Manual

Version
1.3
Date
November 18, 2016
Page
49/ 61
Title
USER MANUAL
Prepared by
Reviewed by
Approved by
49
©2016 GS Instech Co., Ltd. All rights reserved.
9.1. Warnings and Hazards
9.1.1. Electric Shock
• Opening the Repeater could result in electrical shock and may cause severe
injury
• Operating the Repeater with antennas in very close proximity facing each other
could lead to severe damage to the repeater
9.1.2. Exposure to RF
Working with the repeater while in operation, may expose the technician to
RF electromagnetic fields that exceed FCC Rules for human expose.
Visit the FCC Website at http://www.fcc.gov/oet/rfsafety to learn more about
The effects of exposure to RF electromagnetic fields
9.2. Position Antenna
• After installing antennas, Installer should ensure line of Site
• Actual separation distance is determined upon gain of antenna used
So, maintain a minimum safe distance that achieved isolation 60dB
at least while operating near the donor and service antenna
• Antennas needs to be mounted outdoors on a permanent structure
• Antenna’s general specification is below
PART
Donor
Service
Frequency
1850-1995
1850-1995
Gain
20dBi
20dBi
VSWR
< 1.5
< 1.5
Polarization
Vertical
Vertical
FRB
> 40
> 25
Size (Inch)
27.6 x 27.6 x 5.4
78.7 x 11.8 x 6.2
Donor
Antenna
Service
Antenna