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Cisco HGA9N Administration Guide

14

Connecting the High Gain Omni-Directional
Antenna

This chapter explains how to mount and connect the Cisco HGA9N High Gain
Omni-Directional Antenna to the Wireless-G Exterior Access Point.

STEP 1

Make sure you have all of the hardware displayed below, including a plastic bag
containing the mounting hardware. The following figures are found in a typical
external Omni-Directional Antenna setup.

Figure 7 Omni-Directional Antenna Port

Figure 8 Lightning Protector

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Содержание HGA9N - Small Business HighGain Omni-Directional Antenna

Страница 1: ...Cisco Small Business HGA9N High Gain Omni Directional Antenna for N Type Connectors ADMINISTRATION GUIDE ...

Страница 2: ...ress Cisco Systems Cisco Systems Capital the Cisco Systems logo Cisco Unity Collaboration Without Limitation EtherFast EtherSwitch Event Center Fast Step Follow Me Browsing FormShare GigaDrive HomeLink Internet Quotient IOS iPhone iQuick Study IronPort the IronPort logo LightStream Linksys MediaTone MeetingPlace MeetingPlace Chime Sound MGX Networkers Networking Academy Network Registrar PCNow PIX...

Страница 3: ...Using the Omni Directional Antenna 8 How to Achieve Optimal Gain 9 Distance Calculation Examples 10 Chapter 2 Getting to Know the High Gain Omni Directional Antenna 11 The Omni Directional Antenna Port 11 Antenna Cable 12 The Lightning Protector Surge Arrestor 13 Mounting Kit 13 Chapter 3 Connecting the High Gain Omni Directional Antenna 14 Appendix A Product Specifications 20 Appendix B Where to ...

Страница 4: ...e the Antenna and the access point properly so you can achieve optimal range Use the instructions in this Guide to further help you connect the 9dBi Omni Directional Antenna to the Wireless G Exterior Access Point and bridge your different networks These instructions should be all you need to get the most out of the High Gain Omni Directional Antenna WARNING This product contains chemicals includi...

Страница 5: ...Directional Antenna page 8 Using the Omni Directional Antenna page 8 How to Achieve Optimal Gain page 9 Distance Calculation Examples page10 The Antenna Pattern for Radio Waves The power of the wireless signal is most strong on the horizontal plane of the Omni Directional Antenna The peak gain of this antenna is 9dBi The diagrams below show the antenna pattern of the 9dBi Omni Directional Antenna ...

Страница 6: ...Cisco HGA9N Administration Guide 6 1 Figure1 Omni Directional Antenna Pattern Horizontal Plane Figure 2 Omni Directional Antenna Pattern Vertical Plane ...

Страница 7: ...the horizontal plane of the Omni Directional Antenna In the figure note the strongest ranges according to the positioning of the Antenna For best results Cisco recommends placing the Omni Directional Antenna as illustrated in the next figure Figure 3 Placing the Omni Directional Antenna for Optimum Range ...

Страница 8: ...The Omni Directional Antenna can be used with the access point for several purposes Access point to client devices You can achieve better range and transmission with the Omni Directional Antenna when connecting the wireless client a PC with any wireless adapter to the access point Repeater mode The Omni Directional Antenna and access point can repeat wireless signals from one access point to other...

Страница 9: ...f your Omni Directional Antenna and access point In this formula everything is in dBm or dB Sr is the received power Here we plug in the receiver sensitivity to calculate the maximum distance For example 82dBm for 11Mbps St is the transmitted power For example 18dBm for 11Mbps Gt is the transmitter antenna gain and Gr is the receiver antenna gain 9dBi for this Omni Directional Antenna λ is the wav...

Страница 10: ...ill fall back to a lower data rate Table1 Coverage Distance from Access Point to Client Devices Table 2 Coverage Distance from Access Point to Access Point To obtain these calculations we inserted the specifications of the access point into the formula as described previously We use 9dBi peak antenna gain and assume 0dBi antenna gain at the client device Link budget is set to 10dB to include radio...

Страница 11: ...i Directional Antenna Port page11 Antenna Cable page12 The Lightning Protector Surge Arrestor page13 Mounting Kit page13 The Omni Directional Antenna Port The Omni Directional Antenna has only one port in the tip closer to the mounting bracket For installation purposes it is important to note that the antenna port has a female N type connector and should only be connected to the male cable connect...

Страница 12: ...ble is included with this product and is used to connect the Omni Directional Antenna to the access point Note that the two connectors have different polarities and one connector is marked with white tape The connector with white tape connects to the access point Figure 5 Antenna Cable ...

Страница 13: ...a when it is used in an outdoor environment The lightning protector screws into the end of the Antenna Although it is not required Cisco recommends using the lightning protector to help prevent damage to equipment Figure 6 Lightning Protector Mounting Kit A kit including U clamps nuts washers and screws are provided to mount the Omni Directional Antenna ...

Страница 14: ...9N High Gain Omni Directional Antenna to the Wireless G Exterior Access Point STEP 1 Make sure you have all of the hardware displayed below including a plastic bag containing the mounting hardware The following figures are found in a typical external Omni Directional Antenna setup Figure 7 Omni Directional Antenna Port Figure 8 Lightning Protector ...

Страница 15: ...djusting the 9dBi Omni Directional Antenna for your application see The Antenna Pattern for Radio Waves on page 5 STEP 3 Determine whether you will mount the Omni Directional Antenna to a pole or a wall Follow the mounting instructions as displayed Wall Mounting Your wall mounting package should contain the following items Items are numbered to correspond with the wall mount example in Figure 11 1...

Страница 16: ...c 5 Washers 4 pcs 6 Screws 4 pcs Figure11 Wall Mount Example Pole Mounting Your pole mounting package should contain the following items Items are numbered to correspond with the wall mount example in Figure 12 1 Omni Directional Antenna 1 pc 2 Hose clamp 2 pcs 3 Holder 1 pc ...

Страница 17: ... nuts 4 pcs Figure12 Pole Mount Example STEP 4 The bottom of the Omni Directional Antenna has a removable black covering Remove the black covering and attach the lightning protector as illustrated below by inserting the male end of the protector into the Antenna ...

Страница 18: ...Cisco HGA9N Administration Guide 18 3 Figure13 Connect the Lightning Protector to the Antenna Figure14 Connect the Cable to the Lightning Protector ...

Страница 19: ...le STEP 6 If you are mounting to a pole insert the pole not included into the mounting bracket assembly As discussed previously the pole must give the antenna at least 2 meters of clearance from the ground STEP 7 If you are mounting to a base not included make sure the base is secure Congratulations The connection is complete You can begin using the Cisco HGA9N High Gain Omni Directional Antenna ...

Страница 20: ...ce Frequency Range 2400 MHz 2500 MHz Peak Gain 9 dBi VSWR 1 92 1 Max Polarization Linear vertical HPBW horizontal 360º HPBW vertical 11º Impedance 50 Ohms Range Maximum Outdoor range 0 88 km 0 55 mi at 11 Mbps 0 12 km 0 078 mi at 54Mbps NOTE Range estimation is based on one WAP54GPE Access point with an HGA9N Omni Directional Antenna attached to a wireless client with a 0dBi antenna under ideal li...

Страница 21: ...ting Options Mounting kit provided Operating Temperature 22 to 176ºF 30ºC to 80ºC Storage Temperature 22 to 176ºF 30ºC to 80ºC Operating Humidity 5 to 95 non condensing Storage Humidity 5 to 95 non condensing Specification Description Continued ...

Страница 22: ...ort tsd_cisco_small_ business_support_ center_contacts html Software Downloads Login Required Go to tools cisco com support downloads and enter the model number in the Software Search box Product Documentation Cisco Small Business Wireless Solutions index www cisco com cisco web solutions small_ business products wireless index html Cisco HGA9N Quick Start Guide www cisco com en US products ps1005...

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