Installation Manual – Antenna & Feeder System Installation
BTS3802C & RRU
Chapter 2
Installing RF Antenna & Feeder System
2-6
3
0
°
3
0
°
(1)
(2)
(3)
(3)
(3)
(1) Lightning rod (2) Mast for the lightning rod (3) Antenna
Figure 2-5 Installation of the lightning rod
z Make sure that the antenna support is installed in the correct direction to
guarantee the Rx & Tx performances and direction adjustment of the directional
antenna.
z If possible, install hanging devices to strengthen the antenna support and to
avoid possible deformation in the future.
z The dwang shall be reinforced using a stiffener. The lengths of expansion link
and the dwang shall satisfy the actual need. The cross section shall be sealed by
soldering with a plate for waterproof purpose.
z Confirm the reliability of all soldering joints. There shall be no dry joint or open
solder point. The support shall be coated with the antirust aluminum paint and
preferably made of galvanized steel.
2.4.3 Installation Flow
The installation flow is shown in Figure 2-6.
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