Cabletron-systems 802.11 User Manual

9033153RoamAbout 802.11Outdoor AntennaSite Preparation Guide

Site Preparation Guide 4Figure 2: Potential Obstacles to Line of Sight (not to scale) Power lines blocking line of sightBuilding blocking line of sig

Site Preparation Guide5Figure 3: Large Reflecting SurfacesFactors that can reduce antenna rangeLarge reflecting surfaces that are parallel or partly p

Site Preparation Guide 6Required Data for Antenna Installation CompanyThe Fresnel ZoneYou need a clear line-of-sight between antennas to set up an out

Site Preparation Guide7Figure 4: Fresnel ZoneRefer to the following table to determine the minimum clearance required for your installation as define

Site Preparation Guide 8Other ConsiderationsThe strength of each transmitted signal must be considered when planning your antenna installation. Two pa

Site Preparation Guide9Antenna OptionsRoamAbout 14-dBi Directional AntennaThe RoamAbout 14-dBi Directional Antenna is a high-gain antenna for the 2.4

Site Preparation Guide 10Mechanical•Size45.7 cm (18 in)•Mounting Method•Vertical mast with an outside diameter between 35 mm (1.4 in) and 42 mm (1.6 i

Site Preparation Guide11Figure 5: Typical Outdoor Yagi Configuration Antenna (1)OUTDOORINDOORAccess Point (5)Adapter Card (6)Pigtail Connection (4)Gr

Site Preparation Guide 12The following lists components and part numbers typically used in an outdoor antenna configuration. Refer to the RoamAbout we

Site Preparation Guide13RoamAbout 7-dBi Omni-Directional AntennaThe RoamAbout 7-dBi Omni-Directional Antenna is a broadband antenna for the 2.4 GHz fr

Site Preparation Guide 14Figure 6: Typical Omni-Directional Antenna Configuration # Component1 7-dBi Omni-Directional Antenna2 Low-Loss Cable: 6m (20

Site Preparation Guide15Verify Component Connector PolarityThe components supplied with your Outdoor Antenna Kit are configured with either Standard-N

Site Preparation Guide 16Reviewing the Site Preparation ChecklistLightning protection √ Determine the mounting location for the lightning rod (

Site Preparation Guide17For Additional AssistanceIf you are purchasing your system through a Channel Partner, contact that Channel Partner for assista

iiiNoticeNoticeCabletron Systems reserves the right to make changes in specifications and other information contained in this document without prior n

Table of Contents vContentsOverview ...1Req

1Site Preparation GuideOverviewThis guide describes the site requirements that are needed for the successful installation of RoamAbout Outdoor Antenna

Site Preparation Guide 2RequirementsLightning protectionA lightning rod must be placed close to the antenna mast or wall bracket. This is required to

Site Preparation Guide3Antenna height requirements (mast):•At least 5 feet (1.5 meters) above the roof line if you are mounting it on a roof.•High eno