MSI MSI-8000HD 운영자 매뉴얼 - 페이지 38
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5.12.1 Antennas Available for a MSI-8000HD
STANDARD ANTENNA
The Standard Antenna is an articulated 1/2 wave 2dBi gain design with a
standard TNC connector that mounts directly on the 8000HD enclosure.
This antenna and coax connector, though resistant to water, is not water-
proof. Seal the TNC base with an adhesive heat shrink boot if this
antenna is exposed to rain.
This Antenna should be vertically oriented and is suitable for most short
to medium range applications.
LONG RANGE OMNI 9dBi ANTENNA
This omnidirectional high gain antenna is remotely mounted
from the 8000HD with a low loss coaxial cable, it increases
the range up to 4 times.
The antenna must be vertically mounted. The vertical
Beamwidth (-3dB point) is 14 degrees.
This antenna is supplied with a 10' (3m) coax cable pre
attached. The 10' cable allows placement of the antenna
above the 8000HD for ease of clearing possible obstacles to
data transmission.
Also available with an N connector for applications
requiring longer coax cable lengths.
VEHICLE MOUNT WHIP ANTENNA
The Vehicle Mount Whip Antenna mounts directly to the roof of mobile
vehicles and is weatherproof.
This 5 dBi gain whip mounts in a 3/4" hole on the roof of mobile vehicles.
The mount includes 17' of low loss coax teminated in a TNC Connector.
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MSI-8000HD Operator's Manual
Adhesive
Heat Shrink