Avaya WLAN Series, Руководство по установке, Страница: 66 / 110

14 dBi Directional Antenna
General Description
B-4 Avaya Outdoor Antenna Installation Guide
!
CAUTION:
Always use flat washers between the screws and the plastic mounting
plate. Avoid overtightening nuts and screws to prevent damage to the
mounting plate.
Table B-1 Specifications 14 dBi Directional Antenna
Mechanical
■
Size 45.7 cm (18 in.)
■
Mounting Method
■
Vertical or horizontal mast with an outside diameter
between 28 mm (1.102 in.) and 41 mm (1.625 in.) using
u-bolts.
■
Wall using plugs and screws.
Cable
■
Type RG-58A/U, 50 ohm low-loss coax
■
Length 80 cm (31.5 in.)
■
Color White
Connector
1
1 See also “Selecting the Correct Connector-Type” on page A-1
Standard-N (Female)
Electrical
■
Frequency Range 2.4 GHz
■
VSWR Less than 2:1, 1.5:1 Nominal
■
Nominal Impedance 50 Ohms
■
Gain 14 dBi
■
Front-to-Back Ratio greater than 20 dB
Half-Power Beamwidth
■
Elevation Plane
(vertical) 30.8 Degrees
■
Azimuth Plane
(horizontal) 31.4 Degrees
■
Polarization
■
Linear Vertical (standard mounting)
■
Horizontal (when mounted differently - see “Mounting
the Directional Antenna” on page B-1).
Antenna Environment
■
Operating Temperature - 40°C (-40°F) to +60°C (140°F)
■
Wind/survival At least 200 km/h (124 mph.)
2
2 At least 100 km/h (62 mph) with 1.25 cm (0.5 in.) ice.