Cabletron Systems 9033073 manual The RoamAbout 14-dBiDirectional Antenna

The RoamAbout 14-dBi Directional Antenna

General Description

Table A-1 Specifications 14-dBi Directional Antenna

Mechanical
• Size	45.7 cm (18 in)

•Mounting Method • Vertical mast with an outside diameter between 35 mm (1.4 in) and 42 mm (1.6 in) using u-bolts.

•Wall using plugs and screws.

Cable
•	Type	RG-58A/U, 50 ohm low-loss coax
•	Length	20 cm (7.5 in)
•	Color	White
Connector1
•	FCC Countries	Reverse Polarity-N (Male)
•	ETSI Countries	Standard-N (Female)
•	France	Standard-N (Female)
•	Japan	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	(-3 dB)
•	Vertical (E-plane °)	30.8 Degrees
•	Horizontal (H-plane °)	31.4 Degrees
•	Polarization	Linear, Vertical or Horizontal (see page 4-5).
Antenna Environment
•	Operating Temperature	+60°C (140°F) - 40°C (-40°F)
•	Wind/survival (mph)	At least 128 km/h (80 mph)2
•	Wind Surface Area	7.56 square cm (0.248 square ft)

1See Selecting the Correct Connector Type on page C-1.

2At least 104 km/h (65 mph) with 1.25 cm (0.5 in) ice.

A-2 Outdoor Antenna Installation Guide