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D
W
L
.
EKOLINK
IRELESS
TD
2 2 2 2 SITE AND INSTALLATIO
SITE AND INSTALLATION REQUIREMENTS
SITE AND INSTALLATIO
SITE AND INSTALLATIO
This section describes the power, antenna and site requirements for the Dual Band BDA
installation.
2.1
G
ROUNDING
Requirements for grounding wires
Protective grounding conductor - should be aluminum with cross-section 10AWG.
•
Lug of the protective grounding conductor - should be aluminum
•
Washers and screw - should be high Cr stainless steel, or 12% Cr stainless steel, or
•
Cr on, Ni on steel, tin on steel
2.2
A
NTENNA
2.2.1 Base (Donor) Antenna
The Base (Donor) antenna is usually installed outdoors and is either a directional
antenna such as a Yagi or a Panel antenna.
Donor Antenna specifications:
Yagi type or similar – 10 to 15 dBi gain, very sharp beam pointed to the BTS.
•
Cable and jumper loss is at least 2dB.
•
The required Base signals should be the dominant signals; at least 6 dB higher
•
power than other signals.
Example of antenna's typical specifications:
•
Gain:
VSWR:
Impedance:
2.2.2 Mobile (Service) Antenna
The Mobile antenna is installed indoors.
Note: Before installing the Mobile antenna, see FCC regulations for information
regarding recommended distances between the antennas and populated areas.
The following describes the requirements for an omni-directional mobile used for indoor
applications.
Specifications:
Omni directional antenna with a 0 to 2 dBi typical gain, or wide beam with up to
•
3dBi gain.
Example of omni-directional antenna specifications:
•
Gain:
VSWR:
Impedance:
Pub. 300TC80031 Rev. 1.55
C
B
-D
OMPACT
I
IRECTIONAL
W
R
IRES
EQUIREMENTS
R
EQUIREMENTS
8 dBd (=10 dBi)
< 1:5:1
50 ohm
0 to 2 dBi
< 2:1
50 ohm
Proprietary Data
A
D
3178B
MPLIFIER
EKO
N REQUIREMENTS
N REQUIREMENTS
N REQUIREMENTS
P
M
RODUCT
ANUAL
Page 11
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