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Cisco AIR-ANT2420V-N= network antenna

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1. Dimensions and Mounting Specifications Frequency Range VSWR Gain Polarization Azimuth 3dB Beamwidth Elevations 3dB Beamwidth Antenna Connector Cable Length Dimensions Mounting aP E AOAN 2 4 2 5 GHz 1 5 or less 5 0 dBi Linear vertical 135 degrees 54 degrees RP TNC 3 ft 91 cm 6 x 3 x 2 in 15 2 x 7 6 x 5 cm Wall Mount Elevation Plane Radiation Pattern 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 26 of 88 5 2 dBi Ceiling Mount Omnidirectional AIR ANT1728 Dimensions and Mounting Azimuth Plane Radiation Pattern Elevation Plane Radiation Pattern Specifications lire h Frequency Range 2 4 2 83 GHz Less than 2 1 1 5 1 Nominal 5 2 dBi Vertical Azimuth 3dB Beamwidth Omnidirectional 360 degrees Elevations Plan 3dB Beamwidth 36 degrees Antenna Connector RP TNC Cable Length 3 ft 91 cm Dimensions 11 25 in x 1 in 28 57 cm x 2 54 Mounting Drop ceiling cross member indoor only 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 27 of 88 5 2 dBi Mast Mount Omnidirectional o gt AIR ANT2506 Dimensions and Mounting Azimuth Plane Radiation Pattern Elevation Plane Radiation Pattern Specifications 11 5 1 Pol
2. 8 amp amp 3 2 4 2 5 GHz 5 150 5 925 GHz Less than 2 1 2 4 GHz 3 dBi 5 GHz 5 dBi Linear Omnidirectional 40 degrees RP TNC None 3 3 in To RP TNC Connector 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 57 of 88 Dual Band Ceiling Mount Omnidirectional 4 Element AIR ANT2524V4C R 2 4 GHz Element 1 Azimuth and Elevation Plane Patterns 5 GHz Element 1 Azimuth and Elevation Plane Patterns Arme Plane Patter Azimuth Plane Partem _ Ew ration Plone Pattern Erab Plone Pattern 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 58 of 88 2 4 GHz Element 3 Azimuth and Elevation Plane Patterns 5 GHz Element 3 Azimuth and Elevation Plane Patterns Azimuth Plane Pattem Anmuth Plane Pattern Frequency Range 2 400 2 484 GHz 5 150 5 850 GHz VSWR 2 1 Gain e 2 dBi in 2 4 GHz e 4 dBi in 5 GHz Polarization Linear Azimuth 3dB Beamwidth Omni Elevations 3dB Beamwidth e 69 degrees in 2 4 GHz e 60 degrees in 5 GHz Antenna Connector 4 RP TNC male Cable Length 36 in 91 cm plenum rated Dimensions 7 25 X 7 25 x 1 in 18 4 x 18 4 x 2 5 cm Mounting Ceiling 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 59 of 88 Dual Band Wall Mount Omnidirectional 4
3. Frequency Range VSWR Gain Polarization Azimuth 3dB Beamwidth Elevations 3dB Beamwidth Antenna Connector Cable Length Dimensions Mounting Antenna B Radiation Pattern 5150 5850 MHz 2 1 4 dBi Linear Omni 36 3 RP TNC male 36 in 91 4 cm plenum rated 8 6in x 6 3 in dia 21 8 cm dia x 16 cm dia Wall Mount 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Antenna C Radiation Pattern Page 51 of 88 6 dBi Patch 3 Element Wall Mount AIR ANT5160NP R Antenna B Radiation Pattern Right Antenna o i n Frequency Range 5150 5850 MHz VSWR 2 1 Gain 6 dBi Polarization Linear Azimuth 3dB Beamwidth 65 degrees Elevations 3dB Beamwidth 65 degrees Antenna Connector 3 RP TNC male Cable Length 36 in 91 4 cm plenum rated Dimensions 4in x7 in x 1 in 10 2 cm x 17 8 cm x 2 5 cm Mounting Wall Mount 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 52 of 88 Dual Band Ceiling Mount Omnidirectional 2 Element AIR ANT2451V R Elevation Plane Radiation Pattern Dimensions and Mounting Specifications Frequency Range 2 4 2 5 GHz 5 1 5 8 GHz VSWR 2 1 Gain e 2 dBi in 2 4 GHz e 3 dBi in 5 GHz Azimuth Plane Ra
4. Cable Elevation 3dB Beamwidth 7 Azimuth Plane Radiation Pattern Elevation Plane Radiation Pattern 5 15 5 85 GHz 2 1 or better 6 dBi Vertical Omnidirectional 360 degrees 17 degrees RP TNC 3 ft 91 cm 12 in x 1 in 30 48 cm x 2 54 cm 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 46 of 88 9 5 dBi Patch Wall or Articulating Mast Mount AIR ANT5195P R Dimensions and Mounting Specifications Azimuth Plane Radiation Pattern Elevation Plane Radiation Pattern Frequency Range 5 1 5 8 GHz VSWR 2 1 or better Gain 9 5 dBi Polarization Linear and vertical Azimuth Plane 50 degrees Elevation Plane 43 degrees Connectors RP TNC 3 ft 91 cm 5 1 in x 5 1 in x 1 0 in 12 9 cm x 12 9 cm x 2 5 cm Wall Mount or Articulating Mast Mount 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 47 of 88 4 5 dBi Diversity Omnidirectional AIR ANT5145V R Frequency Range VSWR Gain Polarization Azimuth 3dB Beamwidth Elevations 3dB Beamwidth Antenna Connector Cable Length Dimensions Mounting Elevation Plane Radiation Pattern 5 15 5 85 GHz 2 1 or better 4 5 dBi Linear Diversity Omnidirectional 50 degrees RP TNC 3 ft 9
5. Frequency Range 2402 2484 MHz VSWR 2 1 Gain 6 dBi Polarization Linear Azimuth 3dB Beamwidth 80 degrees Elevations 3dB Beamwidth 75 degrees Antenna Connector 3 RP TNC male Cable Length 36 in 91 4 cm plenum rated Dimensions 5 8 in x 11 25 in x 1 13 in 14 7 cm x 28 6 cm x 2 9 cm Mounting Wall Mount 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 41 of 88 3 5 dBi Dipole AIR ANT5135D R Dimensions and Mounting Azimuth Plane Radiation Pattern Elevation Plane Radiation Pattern Specifications 5 3 Frequency Range 5 15 5 85 GHz VSWR 2 1 or better Gain 3 5 dBi Polarization Azimuth 3dB Beamwidth Omnidirectional Elevations 3dB Beamwidth 40 degrees Antenna Connector RP TNC Cable Length None Dimensions 5 3 in 13 46 cm Mounting RP TNC Connector 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 42 of 88 3 5 dBi Dipole AIR ANT5135DW R Dimensions and Mounting Specifications Azimuth 3dB Beamwidth Elevations 3dB Beamwidth Antenna Connector Cable Length Dimensions Mounting 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Azimuth Plane Radiation Pattern 5 15 5 85 GHz 2 1 or better 3 5 dBi Linear Omnidirectional 40 degrees RP TNC None 5 3 in 13 46 cm RP TNC Connector l
6. AIR ANT2422SDW R_ White monopole 1 Single white monopole antenna with RP TNC connector The antenna provides 2 2 dBi AIR ANT2422SDW R Port indoor omnidirectional coverage and is designed for use in the 2400 2500 MHz frequency band It does not articulate as the other dipole antennas It can be used with the 1260 and 3500 access points AIR ANT2450S R Sector 1 port Wall mount indoor outdoor antenna with RP TNC connector for use with any 2 4 5 dBi GHz radio Capable of covering large areas The plenum rated cable is 36 long AIR ANT1728 Omnidirectional Ceiling mount indoor antenna with RP TNC connector This antenna was 5 2 dBi designed for WLAN applications with frequencies of 2400 2500 MHz The antenna is omni directional and has a nominal gain of 5 2 dBi It comes with a clip that allows it to be mounted to a drop ceiling cross member AIR ANT2506 Omnidirectional 1 Mast mount indoor outdoor antenna with a RP TNC connector This antenna 5 2 dBi port was designed for WLAN applications for frequencies of 2400 2500 MHz The antenna is omnidirectional and has a nominal gain of 5 2 dBi It is designed to be mounted on a round mast AIR ANT2460P R Patch 1 port Wall mount indoor outdoor directional patch antenna Designed for use with 6 dBi any radio that features an RP TNC antenna connector For use in the 2400 2500 MHz frequency band The pigtail cable is plenum rated 36 long AIR ANT2485P R Patch 1 port Wall mount indoor outdoor a
7. Elevation Plane Radiation Pattern Page 43 of 88 3 5 dBi Dipole AIR ANT5135DG R Dimensions and Mounting Azimuth Plane Radiation Pattern Elevation Plane Radiation Pattern Specifications 3 61 Frequency Range 5 15 5 85 GHz VSWR 2 1 or better Gain 3 5 dBi Polarization Linear Azimuth 3dB Beamwidth Omnidirectional Elevations 3dB Beamwidth 40 degrees Antenna Connector RP TNC Cable Length None Dimensions 3 6 in 9 14 cm Mounting RP TNC Connector 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 44 of 88 2 2 dBi Monopole AIR ANT5135SDW R Dimensions And Mounting Specifications Frequency Range VSWR Gain Polarization Azimuth 3dB Beamwidth Elevations 3dB Beamwidth Antenna Connector Cable Length Dimensions Mounting Azimuth and Elevation Plane Radiation Pattern 5150 5850 MHz Less than 2 1 2 2 dBi Linear Omnidirectional 40 degrees RP TNC None 1 7 in To RP TNC Connector 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 45 of 88 6 dBi Omnidirectional AIR ANT5160V R Mounting _ Clamps _ Mast Frequency Range VSWR Gain Polarization Azimuth 3dB Beamwidth Antenna Connector Cable Length Dimensions Dimensions and Mounting Specifications 12 0 lt
8. Apafi Cc l SCO Reference Guide Cisco Aironet Antennas and Accessories Overview Executive Overview This antenna reference guide explains issues and concerns about antennas used with a Cisco Aironet wireless LAN system or wireless bridge system It details deployment and design limitations and capabilities and basic theories of antennas This document also contains information about the Cisco antennas and accessories as well as installation scenarios regulatory information and technical specifications and diagrams of the available antennas Overview of Antennas Each Cisco Aironet radio product is designed to perform in a variety of environments Implementing the antenna system can greatly improve coverage and performance To optimize the overall performance of a Cisco wireless LAN it is important to understand how to maximize radio coverage with the appropriate antenna selection and placement An antenna system comprises numerous components including the antenna mounting hardware connectors antenna cabling and in some cases a lightning arrestor For a consultation please contact a Cisco Aironet partner at http tools cisco com WWChannels LOCATR jsp partner_locator jsp Cisco partners can provide onsite engineering assistance for complex requirements Radio Technologies In the mid 1980s the U S Federal Communications Commission FCC modified Part 15 of the radio spectrum regulation which governs unlicensed devices Th
9. Elevations 3dB Beamwidth 56 degrees Antenna Connector RP TNC Cable Length 3 ft 91 cm Dimensions 5 3 in x 5 3 in x 90 in 13 5 cm x 13 5 cm x 2 2 cm Mounting Wall Mount 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 30 of 88 10 dBi Wall Mast Mount YAGI AIR ANT2410Y R 1 125 to 1 25 Mast 1 125 to 1 25 T 7 25 gt Frequency Range VSWR Gain Polarization Azimuth 3dB Beamwidth Elevations Plan 3dB Beamwidth Antenna Connector Cable Length Dimensions Mounting Dimensions and Mounting Specifications Azimuth Plane Radiation Pattern Elevation Plane Radiation Pattern 2 4 2 483 GHz Less than 2 1 10 dBi Vertical 55 degrees 47 degrees RP TNC 3 ft 91 cm 3 in x 7 25 in 7 62 cm x 18 42 cm Wall Mast Mount 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 31 of 88 12 dBi Mast Mount Omnidirectional AIR ANT24120 Azimuth Plane Ra SS IO 425 20 IS 40 3 r 43 40 33 30 23 20 15 10 Frequency Range 2400 2500 MHz VSWR 1 5 1 Gain 12 dBi Polarization Linear Vertical Azimuth 3dB Beamwidth Omnidirectional 360 degrees Elevation 3dB Beamw
10. 150 foot cables are LMR600 type cable while the 20 and 50 foot cables are LMR400 type cables All four lengths are supplied with one RP TNC plug and one RP TNC jack connector attached This allows for connection to the radio unit and to the interconnect cable supplied on the antennas 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 7 of 88 Connectors According to the U S Federal Code of Regulations products used in the 2 4 and 5 GHz ISM bands manufactured after June 1994 must either use connectors that are unique and nonstandard meaning not readily available on the market by the average user or be designed to be professionally installed professional here indicates a person trained in RF installation and regulations Since many of the 2 4 GHz products are installed by non RF trained personnel these products must comply with the unique connector ruling The Cisco outdoor access and bridge products are designed for installation by a RF professional and therefore may use a standard N style connector Cisco Aironet indoor products use reverse polarity NC RP TNC connectors While they are similar to the normal TNC connectors they cannot be mated to the standard connectors To ensure compatibility with Cisco Aironet products use antennas and cabling from Cisco Mounting Hardware Each antenna requires some type of mounting The standard dipole antenna simply connects to the RP
11. antenna and receiver to cause distortion of the signal Multipath interference can cause the RF energy of an antenna to be very high but the data would be unrecoverable Changing the type of antenna and location of the antenna can eliminate multipath distortion Figure 4 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 4 of 88 Figure 4 Multipath Distortion Ceiling Received Signals TX RX Time gt Combined Results Obstruction Floor You can relate multipath distortion to a common occurrence in your car As you pull up to a stop you may notice static on the radio But as you move forward a few inches or feet the station starts to come in more clearly By rolling forward you move the antenna slightly out of the point where the multiple signals converge How Diversity Antenna Systems Reduce Multipath Distortion A diversity antenna system can be compared to a switch that selects one antenna or another never both at the same time The radio in receive mode will continually switch between antennas listening for a valid radio packet After the beginning sync of a valid packet is heard the radio will evaluate the sync signal of the packet on one antenna and then switch to the other antenna and evaluate Then the radio will select the best antenna and use only that antenna for the remaining portion of that packet On transmit the radio will select the sam
12. www cisco com c en us support wireless aironet 1530 series products implementation design guides list html Regulations North America Connectors In 1985 the FCC enacted standards for the commercial use of spread spectrum technology in the ISM frequency bands Spread spectrum is currently allowed in the 900 2400 and 5200 MHz bands In 1989 the FCC drafted an amendment governing spread spectrum systems in the unlicensed ISM band and Congress enacted this amendment into law in 1990 This amendment is commonly referred to as the new rules or 94 rules because it impacts all soread spectrum products manufactured after June 23 1994 Products manufactured before June 23 1994 are not affected by the amendment 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 11 of 88 The FCC 1994 rules are intended to discourage use of amplifiers high gain antennas or other means of significantly increasing RF radiation The rules are further intended to discourage home brew systems that are installed by inexperienced users and that either accidentally or intentionally do not comply with FCC regulations for use in the ISM band Both the original rules and the amendments sought to enable multiple RF networks to coexist with minimum impact on one another by exploiting properties of soread spectrum technology Fundamentally the FCC 1994 rules intend to limit RF communication
13. Interconnect 5 ft low loss cable one RP TNC plug one 90 degree 0 5dB 0 8 dB N male connector AIR CABO10LL N Interconnect 10 ft low loss cable one straight N connector one 90 0 9 dB 1 5 dB degree N connector AIR CABO20LL R Interconnect 20 ft low loss cable one RP TNC plug one RP TNC 1 3 dB 2 5 dB jack AIR CABO50LL R Interconnect 50 ft low loss cable one RP TNC plug one RP TNC 3 4 dB 5 75 dB jack AIR CAB100ULL R Interconnect 100 ft ultra low loss cable one RP TNC plug one RP 4 4 dB 7 25 dB TNC jack AIR CAB150ULL R Interconnect 150 ft ultra low loss cable one RP TNC plug one RP 6 6 dB 11 dB TNC jack AIR CAB025HZ N Interconnect 25 ft ultra low loss cable two straight N male 2 0 dB 3 5 dB connectors ruggedized jacket for use in hazardous locations AIR ACC2537 060 Bulkhead Extender 5 ft 60 inches RG 58 type cable with one RP TNC 2 dB 3 dB plug and one RP TNC jack Table 13 Accessories AIR ACC2662 Yagi Articulating Mount This mount permits the Yagi antenna to be mounted to a flat surface or a mast and then be adjusted in both horizontal and vertical angles AIR ACC245LA R Lightning Arrestor Supports both 2 4 GHz and 5 GHz operation with RP TNC connectors Provides lightning and related energy surges at the antenna from reaching the radio circuitry A ground ring is included AIR ACC245LA N Lightning Arrestor Supports both 2 4 GHz and 5 GHz operation with N Type connectors Provides lightning and related energy surge
14. Not supported in US due to weather radars Cisco Aironet Antenna Descriptions Table 6 below defines the various 2 4 GHz antennas that are offered by Cisco for the Cisco Aironet product line and Table 7 lists the available antennas for the Cisco Aironet 5 GHz bridge products Table 8 defines the dual band antennas that are offered for use with the Cisco Aironet G2 Access Points Table 6 2 4 GHz Antennas with RP TNC Connectors AIR ANT2422DB R Black dipole 1 port Single black dipole antenna with an RP TNC connector The antenna provides 2 2 dBi AIR ANT4941 indoor omnidirectional coverage and is designed for use in the 2400 2500 MHz frequency band It has a 90 degree articulation radius It can be used with all radios that utilize an RP TNC antenna connector AIR ANT2422DW R White dipole 1 port Single white dipole antenna with an RP TNC connector The antenna provides 2 2 dBi AIR ANT2422DW R indoor omnidirectional coverage and is designed for use in the 2400 2500 MHz frequency band It has a 90 degree articulation radius It can be used with all radios that utilize an RP TNC antenna connector AIR ANT2422DG R Gray dipole 1 port Single gray dipole antenna with an RP TNC connector The antenna provides 2 2 dBi AIR ANT2422DG R indoor omnidirectional coverage and is designed for use in the 2400 2500 MHz frequency band It does not articulate as the other dipole antennas It can be used with all radios that utilize an RP TNC antenna connector
15. Patch 2 port 5 GHz 14 dBi directional antenna with two orthogonally polarized ports 14 dBi Antenna comes with two 30 inch cables terminated in right angle N type connectors AIR ANT5117S N Sector 5 GHz 17 dBi sector antenna for use in the 4950 5850 MHz frequency 17 dBi band The antenna has an N type connector and will require a separate low loss cable for mounting to the access point Fits mast pole sizes 1 5 to 3 diameter maximum AIR ANT58G28SDA N Dish A parabolic dish antenna for use with the Cisco Aironet 1400 Series 28 dBi Wireless Bridge This non diversity parabolic antenna operates in the UNII 3 band 5725 5825 MHz The antenna is designed to be mounted outdoors on a mast The antenna is designed to be used at the hub or client site of a point to point installation or point to multipoint client sites providing extended range The antenna is not compatible with other Cisco Aironet radio products operating in the 5 GHz frequency band 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 19 of 88 Table 10 2 4 GHz and 5 GHz Dual band Antennas with N Type Connectors AIR ANT2547V N Omnidirectional 2 4 GHz 4 dBi and 5 GHz 7 dBi dual band omnidirectional antenna 2 4 GHz 4 dBi AIR ANT2547VG N which utilizes an N type connector It mounts directly to the access point 5 GHz 7 dBi a ill and has no cable attachments AIR ANT2547VG N has a gray radome g AIR ANT2588P3M N
16. Some antennas are rated in comparison to dipole antennas This is denoted by the suffix dBd Hence dipole antennas have a gain of 0 dBd 2 14 dBi Note that the majority of documentation refers to dipole antennas as having a gain of 2 2 dBi The actual figure is 2 14 dBi but is often rounded up Types of Antennas Cisco offers several different styles of antennas for use with access points and bridges in both 2 4 GHz and 5 GHz products Every antenna offered for sale has been FCC approved Each type of antenna will offer different coverage capabilities As the gain of an antenna increases there is some tradeoff to its coverage area Usually high gain antennas offer longer coverage distances but only in a certain direction The radiation patterns below will help to show the coverage areas of the styles of antennas that Cisco offers omnidirectional Yagi and patch antennas Omnidirectional Antennas An omnidirectional antenna Figure 1 is designed to provide a 360 degree radiation pattern This type of antenna is used when coverage in all directions from the antenna is required The standard 2 14 dBi Rubber Duck is one style of omnidirectional antenna Figure 1 Omnidirectional Antenna Directional Antennas Directional antennas come in many different styles and shapes An antenna does not offer any added power to the signal it simply redirects the energy it receives from the transmitter By redirecting this energy it has the ef
17. degrees Integrated Integrated Omnidirectional 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 81 of 88 Cisco Aironet 3600i Series Integrated Antennas y 2 4 GHz Azimuth Plane 5 GHz Azimuth Plane Radiation 2 4 GHz Elevation Plane 5 GHz Elevation Plane Radiation Pattern Pattern Radiation Pattern Radiation Pattern 150 160 ssws 2 4 GHz Frequency Range e 2 4 2 5 GHz e 5 15 5 85 GHz Gain e 2 4 GHz 2 dBi e 5 GHz 5 dBi Polarization Linear Vertical Azimuth 3dB Beamwidth Omnidirectional Elevations 3dB Beamwidth 2 4 GHz 120 degrees 5 GHz 120 degrees Antenna Connector Integrated Mounting Integrated Antenna Type Omnidirectional 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 82 of 88 Cisco Aironet 2600i Series Integrated Antennas 2 4 GHz Azimuth Plane 5 GHz Azimuth Plane Radiation 2 4 GHz Elevation Plane 5 GHz Elevation Plane Radiation Pattern Pattern Radiation Pattern Radiation Pattern Frequency Range e 2 4 2 5 GHz e 5 15 5 85 GHz Gain 2 4 GHz 4 dBi e 5 GHz 4 dBi Polarization Linear Vertical Azimuth 3dB Beamwidth Omnidirectional Elevations 3dB Beamwidth 2 4 GHz 120 degrees 5 GHz 120 degrees Antenna Connector Integrated Mounting Integrated Antenna Type Omnidirectional 2014 Cisco and or its affiliates All rights reserved This doc
18. degrees N male None 5 in x 1 in 12 7 cm x 2 54 cm Direct Mount 125 mph 165 mph 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 64 of 88 5 dBi Direct Mount Omnidirectional AIR ANT2450V N Dimensions and Mounting Specifications Frequency Range VSWR Gain Polarization Azimuth 3dB Beamwidth Elevations 3dB Beamwidth Antenna Connector Cable Length Dimensions Mounting Wind Rating Operational Wind Rating Survival Azimuth Plane Radiation Pattern 2 4 2 5 GHz 1 7 1 5dBi Linear Vertical Omni 30 degrees N male None 11 in x 1 in 27 93 cm x 2 54 cm Direct Mount 125 mph 165 mph Elevation Plane Radiation Pattern 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 65 of 88 5 5 dBi Omnidirectional AIR ANT2455V N Azimuth Plane Radiation Pattern Elevation Plane Radiation Pattern Removable Rubber Plug for Inverted Mounting Frequency Range 2 4 2 83 GHz VSWR 2 1 or better Gain 5 5 dBi Polarization Linear Azimuth Plane Omnidirectional Elevation Plane 25 degrees Connectors N Cable Length None Dimensions 12 5 in x 1 in 81 75 cm x 2 54 cm Mounting Direct Mount 2014 Cisco and
19. include 75 different channels and must use every channel before reusing any one For wide band frequency hopping WBFH systems which permit up to 10 Mb data rates the rules require the use of at least 15 channels and they cannot overlap With only 83 MHz of spectrum WBFH limits the systems to 15 channels thus causing scalability issues In every case for the same transmitter power and antennas a DSSS system will have greater range scalability and throughput than an FHSS system For this reason Cisco has chosen to support only direct sequence systems in the spread spectrum products Orthogonal Frequency Division Multiplexing The orthogonal frequency division multiplexing OFDM used in 802 11a and 802 11g data transmissions offers greater performance than the older direct sequence systems In the OFDM system each tone is orthogonal to the adjacent tones and therefore does not require the frequency guard band needed for direct sequence This guard band lowers the bandwidth efficiency and wastes up to 50 percent of the available bandwidth Because OFDM is composed of many narrow band tones narrow band interference degrades only a small portion of the signal with little or no effect on the remainder of the frequency components Antenna Properties and Ratings An antenna gives the wireless system three fundamental properties gain direction and polarization Gain is a measure of increase in power Direction is the shape of the transmission
20. mount hardware It has 6 plenum 5 GHz 3 dBi GHz 2 port for 5 rated pigtail cables 18 inches each with 6 RP TNC connectors GHz AIR ANT25137NP R Patch 6 port 2 ports Designed for high density wireless applications such as stadiums and 2 4 GHz 13 dBi for 2 4 GHz 2 port arena Wall mounted patch antenna with 6 plenum rated pigtail cables 5 GHz 7 dBi for 5 GHz 36 inches each and 6 RP TNC connectors Only certified for use with l AP3502P access point AIR ANT2524V4C R Omnidirectional 4 Ceiling mount omnidirectional antenna Designed for use indoor this 2 4 GHz 2 dBi port all ports dual antenna comes with ceiling mount hardware It has 4 plenum rated 5 GHz 4 dBi band pigtail cables 3 foot each with four RP TNC connectors l AIR ANT2544V4M R Omnidirectional 4 Indoor outdoor wall or mast mounted dual band omnidirectional 2 4 GHz 4 dBi port all ports dual antenna with four plenum rated 36 inch cables and RP TNC 5 GHz 4 dBi band connectors Designed for use with access points having dual band l ports such as 1600 2600 or 3600 AIR ANT2566P4W R Patch 4 port all Indoor outdoor wall mounted dual band patch antenna with four 2 4 GHz 6 dBi ports dual band plenum rated 36 inch cables and RP TNC connectors Designed for 5 GHz 6 dBi use with access points having dual band ports such as 1600 2600 or 3600 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 18 of 88 Tabl
21. or its affiliates All rights reserved This document is Cisco Public Information Page 66 of 88 8 dBi Omnidirectional AIR ANT2480V N Dimensions and Mounting Specifications Azimuth Plane Radiation Pattern Elevation Plane Radiation Pattern Lo a f2 Frequency Range 2 4 2 5 GHz VSWR 1 6 1 Gain 8 dBi Polarization Linear Vertical Azimuth 3dB Beamwidth 10 degrees Elevations Plan 3dB Beamwidth Omnidirectional Antenna Connector N male Cable Length None Dimensions 19 5 in x 7 8 in 49 52 cm x 2 22 cm Mounting Direct Mount Wind Rating operational 100 mph Wind Rating survival 165 mph 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 67 of 88 13 dBi Dual Port Patch AIR ANT2413P2M N Frequency Range VSWR Gain Polarization Azimuth 3dB Beamwidth Elevations Plane 3dB Beamwidth Antenna Connector Cable Length Dimensions Mounting Azimuth Elevation Radiation Pattern 2 400 2 484 GHz 2 1 13 dBi Linear dual 30 degrees 30 degrees 2 right angle N male 30 inches 7 8 x 7 8 x 1 2 in 19 8 x 19 8 x 3 cm Wall Mast 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 68 of 88 4 dBi Direct Mount Omnidirectional AIR ANT5140V N Dimensions and Mounting Specifications Frequency Range VSWR Gain Polariza
22. pattern A good analogy for an antenna is the reflector in a flashlight The reflector concentrates and intensifies the light beam in a particular direction similar to what a parabolic dish antenna would do to a RF source in a radio system Antenna gain is measured in decibels which is a ratio between two values The gain of a specific antenna is compared to the gain of an isotropic antenna An isotropic antenna is a theoretical antenna with a uniform three dimensional radiation pattern similar to a light bulb with no reflector dBi is used to compare the power level of a given antenna to the theoretical isotropic antenna The U S FCC uses dBi in its calculations An isotropic antenna is said to have a power rating of 0 dB meaning that it has zero gain loss when compared to itself 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 2 of 88 Unlike isotropic antennas dipole antennas are real antennas Dipole antennas have a different radiation pattern compared to isotropic antennas The dipole radiation pattern is 360 degrees in the horizontal plane and 75 degrees in the vertical plane assuming the dipole antenna is standing vertically and resembles a donut in shape Because the beam is slightly concentrated dipole antennas have a gain over isotropic antennas of 2 14 dB in the horizontal plane Dipole antennas are said to have a gain of 2 14 dBi in comparison to an isotropic antenna
23. 0 2 500 GHz 5 150 5 900 GHz 2 1 8 dBi both bands Linear dual two vertical one horizontal 120 degrees 30 degrees 3 N female None 12x 7 x 1 1 in 80 5 x 17 8 x 2 8 cm Wall Mast 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 79 of 88 Cisco Aironet 1040 1140 3500i Series Integrated Antennas 2 4 GHz 4 dBi Azimuth Plane 2 4 GHz 4 dBi Elevation Plane 5 GHz 3 dBi Elevation Plane Radiation Pattern Radiation Pattern Radiation Pattern l 1 amp 0 Frequency Range e 2 4 2 5 GHz e 5 15 5 85 GHz e 2 4 GHz 4 dBi e 5 GHz 3 dBi Polarization Linear Vertical Azimuth 3dB Beamwidth Omnidirectional Elevations 3dB Beamwidth 2 4 GHz 120 degrees 5 GHz 120 degrees Antenna Connector Integrated Mounting Integrated Antenna Type Omnidirectional Note Same integrated antennas used on these devices but AP 1040 only has two elements per band 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 80 of 88 Cisco Aironet OEAP600 Series Integrated Antenna 5 GHz 3 dBi Azimuth Plane 2 4 GHz 4 dBi Elevation Plane 5 GHz 3 dBi Elevation Plane Radiation Pattern Radiation Pattern Radiation Pattern Frequency Range e 2 4 2 5 GHz e 5 15 5 85 GHz Gain e 2 4 GHz 2 dBi e 5 GHz 2 dBi Polarization Linear Vertical Omnidirectional 2 4 GHz 120 degrees 5 GHz 120
24. 1 cm 6 75 in x 4 1 in x 1 in 17 15 cm x 10 41 x 2 54 cm Drop Ceiling Cross Member Mount 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 48 of 88 7 dBi Diversity Patch Wall Mount AIR ANT5170P R Cisca Orria Frequency Range 5 1 5 8 GHz VSWR 2 1 or better Gain 7 dBi Polarization Linear and vertical Azimuth Plane 70 degrees Elevation Plane 50 degrees Connectors RP TNC Cable Length 3 ft 91 cm Right Antenna Radiation Pattern Dimensions 5 7 in x 4 3 in x 0 7 in 14 5 cm x 10 9 cm x 1 8 cm Mounting Wall Mount 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 49 of 88 Omnidirectional 3 Element Ceiling Mount AIR ANT5140V R Frequency Range VSWR Gain Polarization Azimuth 3dB Beamwidth Elevations 3dB Beamwidth Antenna Connector Cable Length Dimensions Mounting Antenna B Radiation Pattern 4900 5850 MHz 1 5 1 4 dBi Linear Omni 45 degrees 3 RP TNC male 36 in 91 4 cm plenum rated 6 9 in x 3 in x 1 in 17 5 cm x 7 6cm x 2 5 cm Ceiling 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 50 of 88 Omnidirectional 3 Element Wall Mount AIR ANT5140NV R
25. 75V N Omnidirectional A 7 5 dBi antenna which supports 4900 5825 MHz It has a 12 pigtail 7 5 dBi cable and a N type connector AIR ANT5180V N Omnidirectional 5 GHz omnidirectional antenna for mesh access points Suitable for use 8 dBi on Cisco Aironet 1520 1550 Series Mesh Access Points It mounts directly to the access point and has no cable attachments AIR ANT58G9VOA N Omnidirectional An omnidirectional antenna for use with the Cisco Aironet 1400 Series 9 dBi Wireless Bridge This non diversity vertically polarized antenna operates in the UNII 3 band 5725 to 5825 MHz The antenna is designed to be mast mounted in an outdoor environment The antenna is not compatible with other Cisco Aironet radio products operating in the 5 GHz frequency band AIR ANT58G10SSA N Sector A sector antenna for use with the Cisco Aironet 1400 Series Wireless 9 5 dBi Bridge This non diversity symmetric antenna operates in the UNII 3 band 5725 5825 MHz The antenna is designed to be mounted outdoors on a mast or a Suitable vertical surface The antenna is not compatible with other Cisco Aironet radio products operating in the 5 GHz frequency band AIR ANT5114P N Patch 5 GHz 14 dBi patch antenna for use in the 4950 5850 MHz frequency 14 dBi band The antenna has an N type connector and will require a separate low loss cable for mounting to the access point Articulating mount included Fits mast pole sizes 2 diameter maximum AIR ANT5114P2M N
26. 9 and the available channels in the different regulatory domains are defined in Table 4 Figure 9 IEEE 802 11b g DSSS Channel Allocations Channels 2 402 GHz 2 483 GHz Table 4 shows the channels permitted in the corresponding approval areas Table 4 DSSS PHY Frequency Channel Plan Channel Frequency Regulatory Domains Maximum Conducted Average Power Levels in dBm 2400 2484 MHz Mode 1 2412 2417 2422 2427 2432 2437 2442 X X KX KX KX KX KX K OD 2447 2452 2457 2462 2467 2472 2484 o ON OD Ho F WO ND Es k O X X X X XXXXxXXXX D X X X X KK KK KK K WD X X X KX KK KK KX KX KX OD X X X X KK KK KK K WD ok ok ol N X X X X KK KK KK KK K WD X KX X KX KK KK KK KK K WD X X X KX KK KKK KK K K X X X KX KK KK KK KK K WD X X X X KK KK KK KX KX K X X X KX KK KK KK KX KX K X X X X KK KK KK KK XK WD X KX X KX KK KK KK KX KX K X X X KX KK KKK KK K K OD X KX X X KK KK KK KX KK O X X X X KK KK KK X X X X XXXXX ol 25 X X X XXXXXXXXXXXxXx DW X X X X XXXXXXXXXXxX UD A 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 14 of 88 IEEE 802 11a Channels The 802 11a specification today specifies four channels for the UNII1 band four channels for the UNII2 band and four channels for the UNII3 band These channels are spaced at 20 MHz apart and are considered noninterfering however they do have a slight overlap in frequency sp
27. Element AIR ANT2544V4M R 4 GHz Antenna 1 Azimuth and Elevation Plane Patterns 5 GHz Antenna 1 Azimuth and Elevation Plane Patterns 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 60 of 88 2 4 GHz Antenna 3 Azimuth and Elevation Plane Patterns Frequency Range VSWR Gain Polarization Azimuth 3dB Beamwidth Elevations 3dB Beamwidth Antenna Connector Cable Length Dimensions Mounting 2 400 2 484 GHz 5 150 5 850 GHz 2 1 e 4 dBi in 2 4 GHz e 4 dBi in 5 GHz Linear Omni 60 degrees in 2 4 GHz e 33 degrees in 5 GHz 4 RP TNC male 36 in 91 cm plenum rated 8 6 in x 6 3 in dia 21 8 cm x 16 cm dia Wall Mast 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information 5 GHz Antenna 3 Azimuth and Elevation Plane Patterns Page 61 of 88 Dual Band Wall Mount Patch 4 Element AIR ANT2566P4W R Azimuth and Elevation Radiation Patterns Azimuth and Elevation Radiation Patterns Left Antenna 2 4 GHz Band Left Antenna 5 GHz Band Azimuth and Elevation Radiation Patterns Azimuth and Elevation Radiation Patterns Left Center Antenna 2 4 GHz Band Left Center Antenna 5 GHz Band ue Armmath Plone Pater 150 2 Bastion Phra Pamem 150 a 180 180 Anrh Pane Potters Elvratoe Plane Patton 2014 Cisco and or its affiliates All rights reserved This document
28. Patch 3 port 2 4 GHz 8 dBi and 5 GHz 8 dBi dual band directional antenna with three 2 4 GHz 8 dBi N type connectors It can be used with the outdoor Access Points and 5 GHz 8 dBi has no cable attachments AIR ANT2513P4M N Patch 4 port 2 4 GHz 13 dBi and 5 GHz 13 dBi dual band directional antenna with 2 4 GHz 13 dBi four 4 N type connectors It is outdoor rated and has no cable 5 GHz 13 dBi Table 11 Integrated AP 3500 Antenna Integrated OEAP600 Antenna Integrated AP 1600 Antenna Integrated AP 2600 Antenna Integrated AP 3600 Antenna Integrated AP 3700 Antenna Integrated AP 2700 Antenna Integrated AP 1550 Antenna Integrated AP 1530 Antenna Omnidirectional Omnidirectional Omnidirectional Omnidirectional Omnidirectional Omnidirectional Omnidirectional Omnidirectional Omnidirectional attachments 2 4 GHz and 5 GHz Access Point and Bridge Integrated Antennas 802 11n antenna package for both 2 4 GHz and 5 GHz designed for high performance in both ceiling and wall mount applications Antennas provide hemispherical coverage and cannot be removed from the Access Point No connectors are offered for additional external antennas 802 11n antenna package for both 2 4 GHz and 5 GHz designed for high performance in both ceiling and wall and desk mount applications Antennas provide hemispherical coverage and cannot be removed from the Access Point No connectors are offered for additional e
29. Rating operational Wind Rating survival 4 9 5 85 GHz 1 7 1 8 dBi Linear Vertical Omnidirectional 16 degrees N male None 11 in x 1 in 27 93 cm x 2 54 cm Direct Mount 125 mph 165 mph Elevation Plane Radiation Pattern 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 71 of 88 9 dBi MAST Mount Omnidirectional AIR ANT58G9VOA N Dimensions and Mounting Specifications Azimuth Plane Radiation Pattern Elevation Plane Radiation Pattern Frequency Range 5 725 5 825 GHz Antenna Connector N Male VSWR 4 5 1 Nominal Maximum Power 4 watts Gain 9 dBi Polarization Vertical Dimensions 20 25 in x 64 in Cable Length 4 9 ft 1 5 m Mounting 1 5 2 5 in Mast Mount _ Azimuth 3dB Beamwidth Omnidirectional Wind Speed operational 100 MPH Elevations Plan 3dB Beamwidth 6 degrees Wind Speed survival 125 MPH Beamtilt 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 72 of 88 9 5 dBi Mast Mount Sector AIR ANT58G10SSA N Elevation Plane Radiation Pattern Dimensions and Mounting Specifications Mounting Bracket For Fast Mount For Wall Mount Drain Plug Luo Hose Clamp 2 dia lt Mounting Bracket Antenna Iso
30. TNC Cable Length 3 ft 91 cm Dimensions 6 9 in x 3 in x 90 in 17 5 cm x 7 6 cm x 2 5 cm Mounting Ceiling Mount 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 36 of 88 5 2 dBi Wall Mount AIR ANT2452V R Dimensions and Mounting Specifications Left Antenna Patterns Right Antenna Patterns Frequency Range 2 4 2 5 GHz VSWR lt 2 1 Gain 5 dBi Polarization Vertical Azimuth 3dB Beamwidth 360 degrees Elevations Plan 3dB Beamwidth 27 degrees Antenna Connector RP TNC Cable Length 3 ft 91 cm Dimensions 11 in x 5 in x 1 in 27 2 cm x 12 7 cm x 2 5 cm Mounting Wall Mount 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 37 of 88 6 5 dBi Wall Mount AIR ANT2465P R ia ah O Dimensions and Mounting Specifications Left Antenna Patterns Right Antenna Patterns Frequency Range 2 4 2 5 GHz VSWR 1 7 1 Nominal Gain 6 5 dBi Polarization Vertical Azimuth 3dB Beamwidth 75 degrees Elevations Plan 3dB Beamwidth 57 degrees Antenna Connector RP TNC Cable Length 3 ft 91 cm Dimensions 5 in x 6 7 in x 90 in 12 7 cm x 17 0 cm x 2 2 cm Mounting Wall Mount 2014 Cisco and or its affiliates All rights reserved This documen
31. TNC connector on the unit Mast mount antennas are designed to mount to a variety of mast diameters and each comes with mounting hardware for attachment The Yagi antennas have an articulating mount option Patch antennas are designed to mount flat against a wall or ceiling and ceiling mount antennas are equipped with a drop ceiling cross member attachment The 2 4 GHz 21 dBi parabolic dish mounts to a 1 625 up to a 2 375 in mast In this dish antenna fine threaded turn buckles allow accurate aiming of the antenna For most indoor applications a 75 or 1 in electrical conduit provides a suitable mounting For outdoor applications use a heavy galvanized or aluminum wall mast that will withstand the wind loading rating of the selected antenna Lightning Arrestors When using outdoor antenna installations it is always possible that an antenna will suffer damage from potential charges developing on the antenna and cable or surges induced from nearby lightning strikes The Cisco Aironet lightning arrestor is designed to protect 2 4 GHz to 5 8 GHz radio equipment from static electricity and lightning induced surges that travel on coaxial transmission lines Both systems need to be properly grounded as identified in the hardware installation manuals of the products These protection mechanisms will not prevent damage in the event of a direct lightning hit Theory of Operation The Cisco Aironet Lightning Arrestor Figure 5 prevents energy surges
32. a number of omnidirectional micro cells These individual micro cells can be linked together through the wired LAN infrastructure or by using the wireless repeater functionality built into every Cisco Aironet access point 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 5 of 88 The Physical Environment After mobility issues are resolved the physical environment must be examined While the area of coverage is the most important factor for antenna selection it is not the sole decision criterion Building construction ceiling height internal obstructions available mounting locations and the customer s aesthetic desires also must be considered Cement and steel construction have different radio propagation characteristics Internal obstructions such as product inventory and racking in warehousing environments are factors In outdoor environments many objects can affect antenna patterns including trees vehicles and buildings to name a few The Network Connections Cisco Aironet access points use a 10 100 1000 Mb Ethernet connection Typically the access point is in the same location as the antenna While it may seem that the best place to put the access point is in a wiring closet with the other network components such as switches hubs and routers this is not the case The antenna must be placed in an area that provides the best coverage determined by a site survey Many people ne
33. ceiling typically provide the best coverage this will vary with stocking type of material and building construction The antenna should be placed in the center of the desired coverage cell and in an open area for best performance In cases where the radio unit will be located in a corner or at one end of the building a directional antenna such as a patch or Yagi can be used for better penetration of the area Also for areas that are long and narrow such as long rows of racking a directional antenna at one end may provide better coverage The radiation angle of the antennas will also affect the coverage area e Point to point When connecting two points together such as a wireless bridge the distance obstructions and antenna location must be considered If the antennas can be mounted indoors and the distance is very short several hundred feet the standard dipole or mast mount 5 2 dBi omnidirectional may be used An alternative is to use two patch antennas For very long distances 1 2 mi or more directional high gain antennas must be used These antennas should be installed as high as possible and above obstructions such as trees buildings and so on and if directional antennas are used they must be aligned so that their main radiated power lobes are directed at each other With a line of site configuration distances of up to 25 miles at 2 4 GHz and 12 miles at 5 GHz can be reached using parabolic dish antennas if a clear line of s
34. cm Mounting Mast Mount 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 34 of 88 21 dBi Mast Mount Parabolic Dish AIR ANT3338 Dimensions and Mounting Specifications 4 8 1 7 ee COAX COAX 101 2 5 24 REF 81 7 Frequency Range VSWR Power Gain Front to Back Ratio Maximum Side Lobe Polarization Azimuth 3dB Beamwidth Elevation 3dB Beamwidth Antenna Connector Cable Length Dimensions Wind Rating Mounting Azimuth Plane Radiation Pattern Elevation Plane Radiation Pattern 2 4 2 83 GHz Less than 1 8 1 15 1 Nominal 5 watts 21 dBi Greater than 25 dB 17 dB Vertical 12 degrees 12 degrees RP TNC 2 ft 60 96 cm 24 in x 15 5 in 60 96 cm x 39 37 cm 110 MPH Mast Mount 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 35 of 88 2 dBi Omnidirectional 2 Element AIR ANT24020V R AN 7 i f it Dimensions and Mounting Specifications Left Antenna Patterns Right Antenna Patterns Frequency Range 2 4 2 5 GHz VSWR 1 5 1 Gain 2 2 dBi Polarization Vertical Azimuth 3dB Beamwidth 360 degrees Elevations Plan 3dB Beamwidth 97 degrees Antenna Connector RP
35. cs The lower frequencies exhibit better range but with limited bandwidth and hence lower data rates The higher frequencies have less range and are subject to greater attenuation from solid objects 802 11 Modulation Techniques The IEEE 802 11 standard makes provisions for the use of several different modulation techniques to encode the transmitted data onto the RF signal These modulation techniques are used to enhance the probability of the receiver correctly receiving the data and thus reducing the need for retransmissions The techniques vary in their complexities and robustness to RF signal propogation impairments Direct Sequence Spread Spectrum The direct sequence spread spectrum DSSS approach involves encoding redundant information into the RF signal Every data bit is expanded to a string of chips called a chipping sequence or Barker sequence The chipping rate as mandated by the U S FCC is 10 chips at the 1 and 2 Mbps rates and 8 chips at the 11 Mbps rate So at 11 Mbps 8 bits are transmitted for every one bit of data The chipping sequence is transmitted in parallel across the spread spectrum frequency channel Frequency Hopping Spread Spectrum Frequency hopping spread spectrum FHSS uses a radio that moves or hops from one frequency to another at predetermined times and channels The regulations require that the maximum time spent on any one channel is 400 milliseconds For the 1 and 2 Mb FHSS systems the hopping pattern must
36. dBm 1 mW 0 dBm 1 mW 1 dBm 1 25 mW 1 dBm 0 8 mW 3 dBm 2 mW 3 dBm 0 5 mW 6 dBm 4 mW 6 dBm 0 25 mW 7 dBm 5 mW 7 dBm 0 20 mW 10 dBm 10 mW 10 dBm 0 10 mW 12 dBm 16 mW 12 dBm 0 06 mW 13 dBm 20 mW 13 dBm 0 05 mW 15 dBm 32 mW 15 dBm 0 03 mW 17 dBm 50 mW 17 dBm 0 02 mw 20 dBm 100 mW 20 dBm 0 01 mW 30 dBm 1000 mW 1 W 30 dBm 0 001 mW 40 dBm 10 000 mW 10 W 40 dBm 0 0001 mW Outdoor Range The range of a wireless link is dependent upon the maximum allowable path loss For outdoor links this is a straightforward calculation as long as there is clear line of sight between the two antennas with sufficient clearance for the Fresnel zone For line of sight you should be able to visibly see the remote locations antenna from the main site Longer distances may require the use of binoculars There should be no obstructions between the antennas themselves This includes trees buildings hills and so on As the distance extends beyond six miles the curve of the earth commonly called earth bulge affects installation requiring antennas to be placed at higher elevations Fresnel Zone Fresnel zone is an elliptical area immediately surrounding the visual path It varies depending on the length of the signal path and the frequency of the signal The Fresnel zone can be calculated and it must be taken into account when designing a wireless link Figure 6 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Inf
37. diation Pattern Elevation Plane Radiation Pattern Polarization Linear Azimuth 3dB Beamwidth Omni Elevations 3dB Beamwidth e 80 degrees in 2 4 GHz e 50 degrees in 5 GHz Antenna Connector 4 Right angle RP TNC male Cable Length 18in 45 7 cm plenum rated Dimensions 8 5 in x 6 in x 93 in 21 5 cm x 15 2 cm x 2 4cm Mounting Ceiling 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 53 of 88 Dual Band Ceiling Mount Omnidirectional 3 Element AIR ANT2451NV R 2 4 GHz Radiation Pattern 2 4 GHz Radiation Pattern 2 400 2 500 GHz 5 150 5 850 GHz 2 1 e 2 5 dBi in 2 4 GHz e 3 5 dBi in 5 GHz Polarization Linear Azimuth 3dB Beamwidth Omni Elevations 3dB Beamwidth 63 degrees in 2 4 GHz e 55 degrees in 5 GHz Antenna Connector 6 Right angle RP TNC male 36 in 91 4 cm plenum rated 8 6 in dia x 1 8 in 21 8 cm x 4 6cm Ceiling 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 54 of 88 Dual Band Patch Antenna AIR ANT25137NP R 2 4 GHz 4 dBi Azimuth Plane 5 GHz 3 dBi Azimuth Plane 2 4 GHz 4 dBi Elevation Plane 5 GHz 3 dBi Elevation Plane Radiation Pattern Radiation Pattern Radiation Pattern Radiation Pattern Frequency Range e 2 4 2 5 GHz e 5 15 5 85 GHz Gain e 2 4 GHz 13 dBi e 5 GHz 7 dBi Polarization Cable A Horizontal Cables B and C Vertical Azimuth 3dB Beamw
38. e 9 2 4 GHz and 5 GHz Access Point and Bridge Antennas with N Type Connectors AIR ANT2420V N Omnidirectional 2 4 GHz omnidirectional antenna for mesh access points Suitable for use 2 dBi on Cisco Aironet 1552CU Mesh Access Points It is only 5 inches long mounts directly to the access point and has no cable attachments AIR ANT2450V N Omnidirectional 2 4 GHz omnidirectional antenna for mesh access points Suitable for use 5 dBi on Cisco Aironet 1520 1550 Series Mesh Access Points It mounts directly to the access point and has no cable attachments AIR ANT2455V N Omnidirectional 2 4 GHz omnidirectional antenna for mesh access points Suitable for use 5 5 dBi on Cisco Aironet 1520 Series Mesh Access Points It mounts directly to the access point and has no cable attachments AIR ANT2480V N Omnidirectional 2 4 GHz omnidirectional antenna for mesh access points Suitable for use 8 dBi on Cisco Aironet 1520 1550 Series Mesh Access Points It mounts directly to the access point and has no cable attachments AIR ANT2413P2M N Patch 2 port 2 4 GHz 13 dBi directional antenna with two orthogonally polarized ports 13 dBi Antenna comes with two 30 inch cables terminated in right angle N type connectors AIR ANT5140V N Omnidirectional 5 GHz omnidirectional antenna for mesh access points Suitable for use 4 dBi on Cisco Aironet 1552CU Mesh Access Points It mounts directly to the access point and has no cable attachments AIR ANT51
39. e Radiation Pattern 5 725 5 825 GHz 125 MPH 1 5 1 Nominal N Male 4 9 ft 1 5 m 28 dBi 4 watts VorH 4 75 degrees 1 5 2 5 in Mast Mount 4 75 degrees 100 MPH 29 in Diameter Elevation Plane Radiation Pattern 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 77 of 88 Dual Band Omnidirectional AIR ANT2547V N AIR ANT2547VG N ISS IRZ TS Frequency Range VSWR Gain Azimuth 3dB Beamwidth Elevations 3dB Beamwidth Antenna Connector Cable Length Dimensions Wind Rating operational Wind Rating survival 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information 2 4 GHz Azimuth Plane Radiation Pattern 2 4 GHz Elevation Plane Radiation Pattern SATIR W AA M 2400 2483 MHz 5150 5875 MHz 2 1 e 4 dBi in 2 4 GHz e 7 dBi in 5 GHz Linear vertical Omni e 30 degrees in 2 4 GHz e 14 degrees in 5 GHz N type male None 11 1 in x 1 25 in dia 28 2 cm x 3 2 cm dia Direct Mount 100 mph 161 km h 165 mph 265 km h Page 78 of 88 8 dBi Dual Band Patch AIR ANT2588P3M N Frequency Range VSWR Gain Polarization Azimuth 3dB Beamwidth Elevations Plane 3dB Beamwidth Antenna Connector Cable Length Dimensions Mounting 2 40
40. e antenna it used the last time it communicated to that given radio If a packet fails it will switch to the other antenna and retry the packet One caution with diversity antenna systems is that they are not designed for using two antennas covering two different coverage cells The problem in using it this way is that if antenna number 1 is communicating to device number 1 while device number 2 which is in the antenna number 2 cell tries to communicate antenna number 2 is not connected due to the position of the switch and the communication fails Diversity antennas should cover the same area from only a slightly different location With the introduction of the latest direct spread physical layer chips and the use of diversity antenna systems direct spread systems have equaled or surpassed frequency hopping systems in handling multipath interference While the introduction of WBFH does increase the bandwidth of frequency hopping systems it drastically affects the ability to handle multipath issues further reducing its range compared to present direct spread systems in sites that are highly RF reflective Wireless LAN Design Before the physical environment is examined it is critical to identify the mobility of the application the means for coverage and system redundancy An application such as point to point which connects two or more stationary users may be best served by a directional antenna while mobile users will generally require
41. e modification authorized wireless network products to operate in the industrial scientific and medical ISM bands using spread spectrum modulation This type of modulation had formerly been classified and permitted only in military products The ISM frequencies are in three different bands located at 900 MHz 2 4 GHz and 5 GHz This document covers both the 2 4 and 5 GHz bands The ISM bands typically allow users to operate wireless products without requiring specific licenses but this will vary in some countries In the United States there is no requirement for FCC licenses The products themselves must meet certain requirements to be certified for sale such as operation under 1 watt transmitter output power in the United States and maximum antenna gain or effective isotropic radiated power EIRP ratings The Cisco Aironet product lines utilize both the 2 4 and 5 GHz bands In the United States three bands are defined as unlicensed and known as the ISM bands The ISM bands are as follows e 900 MHz 902 928 MHz e 2 4 GHz 2 4 2 4835 GHz IEEE 802 11b e 5 GHz 5 15 5 35 and 5 725 5 825 GHz IEEE 802 11a HIPERLAN 1 and HIPERLAN 2 This band is also known as the UNII band and has three subbands UNII1 5 150 5 250 GHz UNII2 5 250 5 350 GHz and UNII3 5 725 5 825 GHz 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 1 of 88 Each set of bands has different characteristi
42. ectrum It is possible to use adjacent channels in adjacent cell coverage but it is recommended when possible to separate adjacent cell channels by at least 1 channel Figure 10 shows the channel scheme for the 802 11 bands and Table 5 lists the North American frequency allocations Figure 10 802 11a Channel Allocation PEM 5150 5180 5200 5220 5240 5260 5280 5300 5320 5350 Lower Band Upper Band Edge Edge MHz 5725 5745 5765 5785 5805 5825 5845 Lower Band Edge Upper Band Edge Table 5 802 11a Frequency Plan Regulatory Domain Frequency Band Channel Number e UNII lower band 36 e 5 180 GHz e 5 15 5 25 GHz 40 e 5 200 GHz 44 e 5 220 GHz 48 5 240 GHz USA e UNII middle extended e 52 e 5 260 GHz e 5 25 5 700 GHz e 56 e 5 280 GHz 60 e 5 300 GHz e 64 e 5 320 GHz e 100 e 5 500 GHz e 104 e 5 520 GHz e 108 e 5 540 GHz e 112 e 5 560 GHz e 116 e 5 580 GHz e 120 e 5 600 GHz 124 e 5 620 GHz e128 e 5 640 GHz e 132 e 5 660 GHz e 136 e 5 680 GHz e 140 e 5 700 GHz USA e UNII upper band e 149 e 5 745 GHz e 5 725 5 825 GHz e 153 e 5 765 GHz e 157 e 5 785 GHz e 161 e 5 805 GHz 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 15 of 88 Regulatory Domain Frequency Band Channel Number Centre Frequencies USA e e ISM band 149 e 5 745 GHz e 5 725 5 825 GHz e 153 e 5 765 GHz e 157 e 5 785 GHz e 161 e 5 805 GHz e 165 e 5 825 GHz
43. ers In the FCC rules Section 15 204 Part C states External radio frequency power amplifiers shall not be marketed as separate products Part D states Only the antenna with which an intentional radiator transmitter is originally authorized may be used with the intentional radiator This means that unless the amplifier manufacturer submits the amplifier for testing with the radio and antenna it cannot be sold in the United States If it has been certified it must be marketed and sold as a complete system including transmitter antenna and coaxial cable It also must be installed exactly this way If you are using a system that includes an amplifier remember that these rules concerning power are still in effect If the amplifier is one half 5 watt 27 dBm this means in a multipoint system the maximum antenna gain is only 9 dBi and in a point to point system it is only 15 dBi ETSI The European Telecommunication Standardization Institute ETSI has developed standards that have been adopted by many European countries as well as many others Under the ETSI regulations the power output and EIRP regulations are much different than in the United States Antenna Gain and Power Output The ETSI regulations specify maximum EIRP as 20 dBm Since this includes antenna gain this limits the antennas that can be used with a transmitter To use a larger antenna the transmitter power must be reduced so that the overall gain of the transmit
44. evation Elevation 24 GHz Elevation Plane ia Frequency Range e 2 4 2 5 GHz e 5 15 5 85 GHz Gain 2 4 GHz 3 dBi e 5 GHz 5 dBi Polarization Linear Vertical Antenna Connector Integrated Integrated Mounting Omnidirectional Antenna Type Ajai CISCO Americas Headquarters Cisco Systems Inc Europe Headquarters Cisco Systems International BV Amsterdam The Netherlands Asia Pacific Headquarters Cisco Systems USA Pte Ltd San Jose CA Singapore Cisco has more than 200 offices worldwide Addresses phone numbers and fax numbers are listed on the Cisco Website at www cisco com go offices C9 Cisco and the Cisco logo are trademarks or registered trademarks of Cisco and or its affiliates in the U S and other countries To view a list of Cisco trademarks go to this URL www cisco com go trademarks Third party trademarks mentioned are the property of their respective owners The use of the word partner does not imply a partnership relationship between Cisco and any other company 1110R C07 60002 18 04 14 Printed in USA Page 88 of 88 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information
45. f coaxial cables that are joined together to form a 10 in length Included are two mounting brackets that will keep the antenna 6 in off the wall Wall mount indoor outdoor antenna with two RP TNC connectors Similar to AIR ANT2460P R but providing diversity antennas in the same package for areas where multipath problems exist The pigtail cable is plenum rated and 36 long Ceiling mount indoor omni directional antenna with three cables terminating in RP TNC connectors For use with 802 11n access points For use in the 2400 2500 MHz frequency band The pigtail cables are plenum rated and 36 long each Wall or mast mount 2 4 GHz indoor outdoor omni directional antenna with three cables terminating in RP TNC connectors For use with 802 11n access points The pigtail cables are plenum rated and 36 long each Wall or mast mount 2 4 GHz indoor outdoor patch antenna with three cables terminating in RP TNC connectors For use with 802 11n access points The pigtail cables are plenum rated and 36 long each 5 GHz Antennas with RP TNC Connectors 13 5 dBi 14 dBi 21 dBi 2 0 dBi 5 2 dBi 6 5 dBi 3 dBi 4 dBi 6 dBi AIR ANT5135DB R AIR ANT5135D R AIR ANT5135DW R AIR ANT5135DW R AIR ANT5135DG R AIR ANT5135DG R AIR ANT5135SDW R AIR ANT5135SDW R AIR ANT5160V R AIR ANT5195P R AIR ANT5145V R Omnidirectional 1 port Omnidirectional 1 port Omnidirectional 1 port White monopole 1 p
46. fect of providing more energy in one direction and less energy in all other directions As the gain of a directional antenna increases the angle of radiation usually decreases providing a greater coverage distance but with a reduced coverage angle Directional antennas include patch antennas Figure 2 Yagi antennas Figure 3 and parabolic dishes Parabolic dishes have a very narrow RF energy path and the installer must be accurate in aiming these types of antennas these at each other 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 3 of 88 Figure 2 Directional Patch Antenna Figure 3 Yagi Antenna 68 78 degrees at 900 MHz 28 80 degrees at 2 4 GHz Directional Yagi Diversity Antenna Systems Diversity antenna systems are used to overcome a phenomenon known as multipath distortion or multipath interference A diversity antenna system uses two identical antennas located a small distance apart to provide coverage to the same physical area Multipath Distortion Multipath interference occurs when an RF signal has more than one path between a receiver and a transmitter This occurs in sites that have a large amount of metallic or other RF reflective surfaces Just as light and sound bounce off of objects so does RF This means there can be more than one path that RF takes when going from a transmit TX and receive RX antenna These multiple signals combine in the RX
47. from reaching the RF equipment by the shunting effect of the device Surges are limited to less than 50 volts in about 0000001 seconds 100 nanoseconds A typical lightning surge is about 000002 2 micro seconds 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 8 of 88 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Figure 5 Cisco Aironet Lightning Arrestor et To Antenna Ground Wire Lug Lockwasher Nut N To RF Device The accepted IEEE transient surge suppression is 000008 seconds 8 micro seconds The Cisco Aironet Lightning Arrestor is a 50 ohm transmission line with a gas discharge tube positioned between the center conductor and ground This gas discharge tube changes from an open circuit to a short circuit almost instantaneously in the presence of voltage and energy surges providing a path to ground for the energy surge Installation This arrestor is designed to be installed between your antenna cable and the Cisco Aironet access point Installation should be indoors or inside a protected area A good ground must be attached to the arrestor This can be accomplished by attaching a ground lug to the arrestor and using a heavy wire number 6 solid copper to connect the lug to a good earth ground see Figure 6 Understanding RF Power Values Radio frequency RF signals are subject to various los
48. h 3 port High gain outdoor directional antenna with a RP TNC connector This WLAN antenna is a completely enclosed 16 element yagi It is designed to be used as a bridge antenna between two networks or for point to point communications The gain is 13 5 dBi and the half power beamwidth is 30 degrees This antenna is normally mounted on a mast and is vertically polarized Mast mount outdoor sector antenna with a RP TNC connector This antenna was designed for WLAN applications for frequencies of 2400 2500 MHz The antenna is directional and has a nominal gain of 14 dBi Its flexible mounting bracket allows for either mast or wall mounting options Very high gain outdoor antenna with a RP TNC connector This WLAN antenna is a parabolic dish designed to be used as a bridge antenna between two networks or for point to point communications It consists of an aluminum parabolic reflector and feed antenna The antenna features a rugged mount It also offers 20 degree fine adjustment for both horizontal and vertical planes The antenna is provided with hardware for mast mounting Ceiling mount indoor antenna with two RP TNC connectors Supports diversity antennas in a single package for areas where multipath problems exist The pigtail cable is plenum rated and 36 long Pillar mount diversity indoor antenna with two RP TNC connectors Antenna is ideal for the retail or hospital environment Includes 36 in of white RG 58 cable with a separation o
49. idth 7 degrees Antenna Connector RP TNC Cable Length 1 ft 30 48 cm Dimensions 42 in x 1 25 in 106 68 cm x 3 17 cm Wind Rating 125 MPH Mounting Mast Mount 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 32 of 88 13 5 dBi Mast Wall Mount YAGI AIR ANT1949 a 3 Frequency Range VSWR Gain Front to Back Ratio Polarization Azimuth 3dB Beamwidth Elevations 3dB Beamwidth Antenna Connector Cable Length Dimensions Wind Rating Mounting 2 4 2 83 GHz Less than 2 1 1 5 1 Nominal 13 5 dBi Greater than 25 dB Vertical 30 degrees 25 degrees RP TNC 3 ft 91 cm 18 in x 3 in 45 72 cm x 7 62 cm 110 MPH Mast Wall Mount 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 33 of 88 14 dBi Mast Mount Sector AIR ANT2414S R Dimensions and Mounting Azimuth Plane Radiation Pattern l Elevation Plane Radiation Pattern Specifications Frequency Range 2 4 2 5 GHz VSWR 1 5 1 Gain 14 dBi Polarization Linear Vertical Azimuth 3dB Beamwidth 90 degrees Elevations 3dB Beamwidth 8 5 degrees Antenna Connector RP TNC Cable Length 5 ft 152 4 cm Dimensions 36 in x 6 in x 4 in 91 44 cm x 15 24 cm x 10 16
50. idth 2 4 GHz 36 degrees 5 GHz 55 degrees Elevations 3dB Beamwidth 2 4 GHz 36 degrees 5 GHz 48 degrees Antenna Connector RP TNC Mounting Integrated Dimensions w out Mount 18 in x 13 in x 2 in 45 7 cm x 33 cm x 5 1 cm Antenna Type MIMO Patch Array 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 55 of 88 Dual Band Articulating Dipole AIR AN2524DB R AIR ANT2524DG R AIR ANT2524DW R Dimensions and Mounting Specifications Frequency Range VSWR Gain Polarization Azimuth 3dB Beamwidth Elevations 3dB Beamwidth Antenna Connector Cable Length Dimensions Mounting Azimuth Radiation Pattem 2 4 GHz 2 4 2 5 GHz 5 150 5 925 GHz Less than 2 1 2 4 GHz 2 dBi 5 GHz 4 dBi Linear Omnidirectional 40 degrees RP TNC None 6 6 in To RP TNC Connector Elevation Radiation Pattern 2 4 GHz 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 56 of 88 Dual Band Short Dipole AIR AN2535SDW R Dimensions and Mounting Specifications 67 57 Frequency Range VSWR Gain Polarization Azimuth 3dB Beamwidth Elevations 3dB Beamwidth Antenna Connector Cable Length Dimensions Mounting
51. is Cisco Public Information Page 62 of 88 Azimuth and Elevation Radiation Patterns Right Antenna 2 4 GHz Band Anr Pane Patien 120 Ekaan Plane Patios Be i350 Azimuth and Elevation Radiation Patterns Right Antenna 2 4 GHz Band x i3 as Anume Plane Patien 20 Ekas Plane Patton 180 Frequency Range VSWR Gain Polarization Azimuth 3dB Beamwidth Elevations 3dB Beamwidth Antenna Connector Cable Length Dimensions Mounting A Azimuth and Elevation Radiation Patterns Right Antenna 5 GHz Band 2 400 2 484 GHz 5 150 5 850 GHz 2 1 6 dBi in 2 4 GHz e 6 dBi in 5 GHz Linear e 105 degrees in 2 4 GHz e 125 degrees in 5 GHz e 70 degrees in 2 4 GHz e 60 degrees in 5 GHz 4 RP TNC male 36 in 91 cm plenum rated 11 x 6 3 x 1 2 in 28 x 16 x 3 cm Wall 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Azimuth and Elevation Radiation Patterns Right Antenna 5 GHz Band Page 63 of 88 2 dBi Direct Mount Omnidirectional AIR ANT2420V N Dimensions and Mounting Specifications Frequency Range VSWR Gain Polarization Azimuth 3dB Beamwidth Elevations 3dB Beamwidth Antenna Connector Cable Length Dimensions Mounting Wind Rating Operational Wind Rating Survival 2 4 2 5 GHz lt 2 1 2 dBi Linear Vertical Omni TBD
52. is ordered this antenna is attached to the Access Point and provides omnidirectional coverage in a low profile package No connectors are offered for additional external antennas 802 11n antenna package for both 2 4 GHz and 5 GHz When the integrate antenna version is ordered this antenna is attached to the Access Point and provides omnidirectional coverage in a low profile package No connectors are offered for additional external antennas 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information 2 4 GHz 4 dBi 5 Ghz 3 dBi 2 4 GHz 2 dBi 5 Ghz 2 dBi 2 4 GHz 4 dBi 5 GHz 4 dBi 2 4 GHz 4 dBi 5 GHz 4 dBi 2 4 GHz 4 dBi 5 GHz 4 dBi 2 4 GHz 4 dBi 5 GHz 6 dBi 2 4 GHz 4 dBi 5 GHz 6 dBi 2 4 GHz 2 dBi 5 Ghz 4 dBi 2 4 GHz 3 dBi 5 Ghz 5 dBi Page 20 of 88 Cisco Aironet Cable Descriptions Table 12 below defines the cables available for interconnecting the antennas and the radio devices for the Cisco Aironet product line Table 12 Cisco Cables Cisco Part Number Type of Cable Loss at 2 4 GHz Loss at 5 8 GHz AIR CAB002L240 N Interconnect 2 ft low loss cable one straight N connector one 90 0 5 dB 0 8 dB degree N connector AIR CABOO5LL N Interconnect 5 ft low loss cable one straight N connector one 90 0 5 dB 0 8 dB degree N connector AIR CABOO5LL R Interconnect 5 ft low loss cable one RP TNC plug one RP TNC 0 5 dB 0 8 dB jack AIR CABOO5LL R N _
53. ite is maintained With the use of directional antennas fewer interference possibilities exist and there is less possibility of causing interference to anyone else e Point to multipoint bridge In this case in which a single point is communicating to several remote points the use of an omnidirectional antenna at the main communication point must be considered The remote sites can use a directional antenna that is directed at the main point antenna Cabling As stated above cabling introduces losses into the system negating some of the gain an antenna introduces and reducing range of the RF coverage Interconnect Cable Attached to all antennas except the standard dipoles this cable provides a 50 ohm impedance to the radio and antenna with a flexible connection between the two items It has a high loss factor and should not be used except for very short connections usually less than 10 feet Typical length on all antennas is 36 in or 12 in on some outdoor antennas Low Loss Ultra Low Loss Cable Cisco offers two styles of cables for use with the 2 4 GHz and 5 GHz product lines These cables provide a much lower loss factor than standard interconnect cable and they can be used when the antenna must be placed at any distance from the radio device While these are low loss cables they should still be kept to a minimum length There are two types of cable supplied by Cisco for mounting the antenna away from the radio unit The 100 and
54. levation Plane 5 GHz Elevation Plane Radiation Pattern attern Radiation Pattern Radiation Pattern Frequency Range e 2 4 2 5 GHz e 5 15 5 85 GHz Gain 2 4 GHz 4 dBi e 5 GHz 6 dBi Polarization Linear Vertical Azimuth 3dB Beamwidth Omnidirectional Elevations 3dB Beamwidth 2 4 GHz 120 degrees 5 GHz 120 degrees Antenna Connector Integrated Mounting Integrated Antenna Type Omnidirectional 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 86 of 88 Cisco Aironet 1550 Series Integrated Antenna 5 GHz 3 dBi Elevation Plane 2 4 GHz 4 dBi Azimuth Plane 5 GHz 3 dBi Azimuth Plane 2 4 GHz 4 dBi Elevation Plane Radiation Pattern Radiation Pattern Radiation Pattern Radiation Pattern Frequency Range e 2 4 2 5 GHz e 5 15 5 85 GHz Gain e 2 4 GHz 2 dBi e 5 GHz 4 dBi Polarization Linear Vertical Azimuth 3dB Beamwidth Omnidirectional Elevations 3dB Beamwidth 2 4 GHz 120 degrees 5 GHz 120 degrees Antenna Connector Integrated Mounting Integrated Antenna Type Omnidirectional 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 87 of 88 Cisco Aironet 1530 Series Integrated Antenna 2 4 GHz 3 dBi Elevation Plane 5 GHz 5 dBi Elevation Plane Radiation Pattern Radiation Pattern 2 4 GHz 3 dBi Azimuth Plane 5 GHz 5 dBi Azimuth Plane Radiation Pattern Radiation Pattern Azimuth El
55. metric View Side View Frequency Range 5 725 5 825 GHz VSWR 1 5 1 Nominal Gain 9 5 dBi Polarization Hor V Azimuth 3dB Beamwidth 60 degrees Elevations Plan 3dB Beamwidth 60 degrees Antenna Connector N Male Dimensions 4 9 ft 1 5 m Maximum Power 4 watts _Temperature Operating 20 F Min 60 C Max Mounting 1 5 2 5 in Mast Mount _Wind Speed Operational 100 MPH Wind Speed Survival 125 MPH 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 73 of 88 14 dBi Patch AIR ANT5114P N Elevation Plane Radiation Pattern Dimensions and Mounting Specifications Azimuth Plane Radiation Pattern t a rea m t e Frequency Range 4 9 5 85 GHz VSWR 2 1 Gain e 4 9 5 4 GHz 13 dBi e 5 4 5 85 GHz 14 dBi Polarization Linear Vertical Azimuth 3dB Beamwidth 25 degrees Elevations Plane 3dB Beamwidth 29 degrees Antenna Connector N female Cable Length 1 ft 0 30 m Dimensions Mounting 4 1 8 in x 4 1 8 in 1 27 cm x 1 27 cm Wall Mast 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information 14 dBi Dual Port Patch AIR ANT5114P2M N Frequency Range VSWR Gain Polarization Azimuth 3dB Beamwidth Elevations Plane 3dB Beamwidth Antenna Connector Cable Length Dimensions Mounting Azimuth Elevati
56. ndoor omnidirectional coverage It has a 90 degree 5 GHz 4 dBi articulation radius and can be used with the 1600 2600 3600 3700 j APs AIR ANT2524DG R Gray dipole 1 port Single white dipole antenna with RP TNC connector The antenna 2 4 GHz 2 dBi AIR ANT2524DG R provides indoor omnidirectional coverage It has a 90 degree 5 GHz 4 dBi articulation radius and can be used with the 1600 2600 3600 3700 j i APs AIR ANT2524DW R White dipole 1 port Single white dipole antenna with RP TNC connector The antenna 2 4 GHz 2 dBi AIR ANT2524DW R provides indoor omnidirectional coverage It has a 90 degree 5 GHz 4 dBi 2 articulation radius and can be used with the 1600 2600 3600 3700 2 APs AIR ANT2535SDW R White dipole 1 port Single white dipole antenna with RP TNC connector The antenna 2 4 GHz 3 dBi AIR ANT2535SDW R provides indoor omnidirectional coverage It does not articulate asthe 5 GHz 5 dBi other dipole antennas It can be used with the 1600 2600 3600 3700 5 APs AIR ANT2451V R Omnidirectional 4 Ceiling Mount Omni directional Antenna Designed for use indoor 2 4 GHz 2 dBi port 2 ports for 2 4 this antenna comes with ceiling mount hardware It has 4 plenum 5 GHz 3 dBi GHz 2 port for 5 rated pigtail cables 18 inches each with 4 right angle RP TNC GHz connectors AIR ANT2451NV R Omnidirectional 6 Ceiling Mount Omni directional Antenna Designed for use indoor 2 4 GHz 2 dBi port 2 ports for 2 4 this antenna comes with ceiling
57. nted diversity omnidirectional 5 GHz antenna 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information 3 5 dBi 3 5 dBi 3 5 dBi 3 5 dBi 6 dBi 9 5 dBi 4 5 dBi Page 17 of 88 AIR ANT5170P R Patch 2 port Wall Mount diversity patch antenna with RP TNC Connectors Designed for 7 dBi use in both indoor and outdoor applications It comes with wall mount hardware and has a gain of 7 dBi It has a plenum rated pigtail cable of 36 AIR ANT5140V R Omnidirectional 3 Ceiling mount indoor omni directional antenna with three cables terminating in 4 dBi port RP TNC connectors Designed for use with 802 11n access points The plenum rated pigtail cables are 36 long each AIR ANT5140NV R Omnidirectional 3 Wall or mast mount 5GHz indoor outdoor omni directional antenna with three 4 dBi port cables terminating in RP TNC connectors Designed for use with 802 11n access points The plenum rated pigtail cables are 36 long each AIR ANT5160NP R Patch 3 port Indoor or outdoor wall mounted 5 GHz patch antenna with three cables 6 dBi terminating in RP TNC connectors Designed for use with 802 11n access points The plenum rated pigtail cables are 36 long each Table 8 Dual Band Antennas for 2 4 and 5 GHz Access Points with RP TNC Connectors AIR ANT2524DB R Black dipole 1 port Single white dipole antenna with RP TNC connector The antenna 2 4 GHz 2 dBi AIR ANT2524DB R provides i
58. ntenna with a RP TNC connector Designed for use 8 5 dBi with any radio that features a RP TNC connector For use in the 2400 2500 MHz frequency band The plenum rated pigtail cable is 36 long AIR ANT2410Y R Yagi 1 port High gain outdoor directional antenna with a RP TNC connector This WLAN 10 dBi antenna is a completely enclosed yagi It is designed to be used as a bridge antenna between two networks or for point to point communications The gain is 10 dBi and the half power beamwidth is 55 degrees This antenna is normally mounted on a mast and is vertically polarized AIR ANT24120 Omnidirectional 1 Mast mount outdoor high gain antenna with a RP TNC connector This 12 dBi port antenna was designed for WLAN applications for frequencies of 2400 2500 MHz The antenna is omni directional and has a nominal gain of 12 dBi This design uses an elevated center feed to produce an elevation pattern with very little squint or beam tilt It is designed to be mounted on a round mast 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 16 of 88 AIR ANT1949 AIR ANT2414S R AIR ANT3338 AIR ANT24020V R AIR ANT2452V R AIR ANT2465P R AIR ANT2430V R Air ANT2440NV R AIR ANT2460NP R Table 7 Yagi 1 port Sector 1 port Dish 1 port Omnidirectional 2 port Omnidirectional 2 port Patch 2 port Omnidirectional 3 port Omnidirectional 3 port Patc
59. on Radiation Pattern 5 150 5 900 GHz 2 1 14 dBi Linear dual 30 degrees 30 degrees 2 right angle N male 30 inches 7 8 x 7 8 x 1 2 in 19 8 x 19 8 x 3 cm Wall Mast 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 75 of 88 17 dBi Sector AIR ANT5117S N Dimensions and Mounting Specifications d Frequency Range VSWR Gain Polarization Azimuth 3dB Beamwidth Elevations Plane 3dB Beamwidth Antenna Connector Cable Length Dimensions Mounting Wind Rating Operational Wind Rating Survival Azimuth Plane Radiation Pattern 4 9 5 85 GHz 2 1 17 dBi Linear Vertical 90 degrees 8 degrees N female None 24 1 2 in x 2 1 2 in 30 48 cm x 2 54 cm Mast Mount 125 mph 165 mph Elevation Plane Radiation Pattern 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 76 of 88 28 dBi Mast Mount Dish 5 8 GHz AIR ANT58G28SDA N 7 16 hex bolt angle adjustment U bolt Bulk head type N female connector Side View Frequency Range Wind Speed survival VSWR Antenna Connector Dimensions Gain Maximum Power Polarization Azimuth 3dB Beamwidth Mounting Elevations Plan 3dB BW Wind Speed operational Dimensions Azimuth Plan
60. ormation Page 10 of 88 Figure 6 Fresnel Zone Fresnel Zone Raise Antennas Based on both line of sight and Fresnel zone requirements Table 3 provides a guideline on height requirements for 2 4 GHz antennas as various distances This refers to height above any obstacles located in the middle of the RF path Table 3 Guideline on Height Requirements for 2 4 GHz Antennas Wireless Link Distance miles Approx Value F 60 Fresnel Approx Value C Earth Value H mounting Ht Ft Zone Ft at 2 4 GHz Curvature with No Obstructions 1 10 3 13 5 30 5 35 10 44 13 57 15 55 28 83 20 65 50 115 25 72 78 150 A 10 dB fade margin is included for 2 4 GHz calculations while the included 5 dB fade margin for 5 GHz calculations is sufficient for dependable communications in all weather conditions The distances given are only theoretical and should only be used to determine the feasibility of a particular design In outdoor deployments and as a rule or thumb every increase of 6 dB will result in a doubling of the distance Likewise a 6dB decrease will halve the distance Shorter cable runs and higher gain antennas can make a significant difference to the range The following links provide range calculations for the outdoor mesh products e Cisco Aironet 1550 Series http www cisco com c en us support wireless aironet 1550 series products implementation design qguides list html e Cisco Aironet 1530 Series http
61. ort Omnidirectional 1 port Patch 1 port Omnidirectional 2 port Single black dipole antenna with an RP TNC connector The antenna provides indoor omnidirectional coverage and is designed for use in the 5 GHz frequency band It has a 90 degree articulation radius It can be used with radios that utilize an RP TNC antenna connector Single white dipole antenna with an RP TNC connector The antenna provides indoor omnidirectional coverage and is designed for use in the 5 GHz frequency band It has a 90 degree articulation radius It can be used with radios that utilize an RP TNC antenna connector Indoor only gray non articulating dipole like omnidirectional antenna for 5 GHz It can be used with radios that utilize an RP TNC antenna connector Single white monopole antenna with RP TNC connector The antenna provides indoor omnidirectional coverage and is designed for use in the 5100 5900 MHz frequency band It does not articulate as the other dipole antennas It can be used with the 1260 and 3500 access points Indoor or outdoor use omnidirectional 5 GHz antenna for use with the 1200 Series and the 802 11a module AIR RM22A Can be mast or ceiling mounted Wall or Mast Mount Patch Antenna Designed for use indoor or outdoors this antenna comes with a wall mount and a plate that adapts to articulating mounting hardware AIR ACC2662 which is sold separately It has a plenum rated pigtail cable of 36 in Indoor only ceiling mou
62. rrow beamwidth the likelinood is great that it will cause interference to other area users Under the rule change for every dB the transmitter is reduced below 30 dBm the antenna may be increased from the initial 6 dBi by 3 dB Thus a 29 dB transmitter means 9 dBi antenna a 28 dB transmitter means 12 dBi antenna Because we are operating at 20 dBm which is 10 dB below the 30 dBm level we can increase the antenna gain by 30 dB Note that Cisco has never tested and therefore has not certified any antenna with gain greater than 21 dBi The main issue that comes up here is What differentiates a point to point from a multipoint system In Figure 7 point A communicates to a single point point B and point B communicates to a single point A therefore it is simple to see that both locations see this as a point to point installation In Figure 8 point A communicates to more than one or multiple points therefore point A is operating in a multipoint configuration and the largest antenna permitted is 16 dBi Point B or point C can each communicate to only one point point A therefore point B and point C actually operate in a single point or point to point operation and a larger antenna may be used 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 12 of 88 Figure 7 Point to Point Wireless Bridge Solution Figure 8 _ Point to Multipoint Wireless Bridge Solution Amplifi
63. s at the antenna from reaching the radio circuitry A ground ring is included Cisco Aironet Antenna Specifications The following section provides detailed descriptions including physical and electrical specifications for the antennas offered by Cisco for the Cisco Aironet product line Full detailed installation guides for each antenna can be found at the following http www cisco com en US products hw wireless ps469 prod_ installation guides list html 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 21 of 88 2 2 dBi Dipole AIR AT2422DB R AIR ANT4941 Dimensions and Mounting Specifications Frequency Range VSWR Power Gain Polarization Azimuth 3dB Beamwidth Elevations 3dB Beamwidth Antenna Connector Cable Length Dimensions Mounting Azimuth Plane Radiation Pattern 2 4 2 484 GHz Less than 2 1 5 watts 2 2 dBi Linear Omnidirectional 65 degrees RP TNC None 5 5 IN To RP TNC Connector Elevation Plane Radiation Pattern 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 22 of 88 2 2 dBi Dipole AIR ANT2422DW R Dimensions and Mounting Specifications Polarization Azimuth 3dB Beamwidth Elevations 3dB Beamwidth Antenna Connector Cable Length Dimensions Mounting Azimuth Plane Radia
64. s in the ISM band to a well defined region while ensuring multiple systems can operate with minimum impact on one another These two needs are addressed by limiting the type and gain of antennas used with a given system and by requiring a greater degree of RF energy spreading Antenna Gain and Power Output FCC regulations specify maximum power output and antenna gain For the UNII3 band the FCC limits the transmitter power to 1 watt or 30 dBm and the antenna gain of an omnidirectional antenna to 6 dBi For directional antennas operating in a point to point system gains of up to 23 dBi are permitted For antennas with gain higher than 23 dBi the transmitter output power must be reduced 1 dB for every 1 dB above 23 dBi increase in the antenna gain At 2 4 GHz the maximum transmitter power is also 1 watt Using this maximum power the maximum antenna gain is 6 dBi However the regulations also define the maximum values in regards to the following two different system scenarios Point to Point and Point to Multipoint Systems In point to multipoint systems the FCC has limited the maximum EIRP to 36 dBm EIRP TX power antenna gain For every dB that the transmitter power is reduced the antenna may be increased by 1 dB Thus 29 dBm TX 7 dB antenna 36 dBm EIRP 28 dBm TX 8 dB antenna 36 dBm EIRP In point to point systems for 2 4 GHz systems using directional antennas the rules have changed Because a high gain antenna has a na
65. ses and gains as they pass from transmitter through cable to antenna through air or solid obstruction to receiving antenna cable and receiving radio With the exception of solid obstructions most of these figures and factors are known and can be used in the design process to determine whether an RF system such as a WLAN will work Decibels The decibel dB scale is a logarithmic scale used to denote the ratio of one power value to another For example X1 dB 10 log10 Power A Power B An increase of 3 dB indicates a doubling 2x of power An increase of 6 dB indicates a quadrupling 4x of power Conversely a decrease of 3 dB reduces power by one half and a decrease of 6 dB results in a one fourth of the power Some examples are shown below in Table 1 Table 1 Decibel Values and Corresponding Factors erence Factor creas rac 0 dB 1 x Same 0 dB 1 x Same 1 dB 1 25 x 1 dB 0 8 x 3 dB 2 Xx 3 dB 0 5 x 6 dB 4x 6 dB 0 25 x 10 dB 10 x 10 dB 0 10 x 12 dB 16 x 12 dB 0 06 x Page 9 of 88 20 dB 100 x 20 dB 0 01 x 30 dB 1000 x 30 dB 0 001 x 40 dB 10 000 x 40 dB 0 0001 x Power Ratings WLAN equipment is usually specified in decibels compared to known values Transmit Power and Receive Sensitivity are specified in dBm where m means 1 milliwatt mW So 0 dBm is equal to 1 mW 3 dBm is equal to 2 mW 6 dBm is equal to 4 mW and so on as shown in Table 2 Table 2 Common mW Values to dBm Values dBm a B W 0
66. t is Cisco Public Information Page 38 of 88 Omnidirectional 3 Element Ceiling Mount AIR ANT2430V R Antenna A Radiation Pattern Antenna B Radiation Pattern Frequency Range 2402 2485 MHz Antenna C Radiation Pattern 2 1 3 dBi Linear Azimuth 3dB Beamwidth Omni Elevations 3dB Beamwidth 60 Antenna Connector 3 RP TNC male Cable Length 36 in 91 4 cm plenum rated Dimensions 12 1in x 4 2 in x 1 6 in 30 7 cm x 10 6cm x 4 0 cm Mounting Ceiling 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 39 of 88 Omnidirectional 3 Element Wall Mount AIR ANT2440NV R Antenna A Radiation Pattern Antenna B Radiation Pattern Frequency Range VSWR Gain Polarization Azimuth 3dB Beamwidth Elevations 3dB Beamwidth Antenna Connector Cable Length Dimensions Mounting 2402 2484 MHz 2 1 4 dBi Linear Omni 36 3 RP TNC male 36 in 91 4 cm plenum rated 8 6 in x 6 3 in dia 21 8 cm x 16 cm dia Wall Mount 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Antenna C Radiation Pattern Page 40 of 88 6 dBi Patch 3 Element Wall Mount AIR ANT2460NP R Antenna B Radiation Pattern Antenna C Radiation Pattern
67. ter plus the antenna gain less any losses in coax is equal to or less than 20 dBm This drastically reduces the overall distance an outdoor link can operate Amplifiers Since the ETSI regulation has such a low EIRP the use of amplifiers is typically not permitted in any ETSI system 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 13 of 88 Frequencies and Channel Sets IEEE 802 11b g Direct Sequence Channels Fourteen channels are defined in the IEEE 802 11b g direct sequence channel set Each direct sequence channel as transmitted is 22 MHz wide however the channel center separation is only 5 MHz This leads to channel overlap such that signals from neighboring channels can interfere with each other In a 14 channel direct sequence system 11 usable in the United States only three nonoverlapping and hence noninterfering channels 25 MHz apart are possible for example channels 1 6 and 11 This channel spacing governs the use and allocation of channels in a multiple access point environment such as an office or campus Access points are usually deployed in cellular fashion within an enterprise where adjacent access points are allocated nonoverlapping channels Alternatively access points can be collocated using channels 1 6 and 11 to deliver 33 Mbps bandwidth to a single area but only 11 Mbps to a single client The channel allocation scheme is illustrated in Figure
68. these installations require a large coverage area Experience has shown that an omnidirectional antenna mounted at 20 to 25 feet typically provides the best overall coverage Of course this also depends upon the height of the racking material on the rack and ability to locate the antenna at this height Mounting the antenna higher will sometimes actually reduce coverage as the angle of radiation from the antenna is more outward than down The antenna should be placed in the center of the desired coverage cell and in an open area for best performance In cases where the radio unit will be located against a wall a directional antenna such as a patch or Yagi can be used for better penetration of the area The coverage angle of the antenna will affect the coverage area e Small office small retail store The standard dipole may provide adequate coverage in these areas depending on the location of the radio device However in a back corner office a patch antenna may provide better coverage It can be mounted to the wall above most obstructions for best performance Coverage of this type antenna depends on the surrounding environment 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 6 of 88 e Enterprise large retail store In most cases these installations require a large coverage area Experience has shown that omnidirectional antennas mounted just below the ceiling girders or just below the drop
69. tion Azimuth 3dB Beamwidth Elevations 3dB Beamwidth Antenna Connector Cable Length Dimensions Mounting Wind Rating Operational Wind Rating Survival 5 25 5 875 GHz lt 2 1 4 dBi Linear Vertical Omni TBD degrees N male None 5 in x 1 in 12 7 cm x 2 54 cm Direct Mount 125 mph 165 mph 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 69 of 88 7 5 dBi Omnidirectional AIR ANT5175V N Dimensions and Mounting Specifications Azimuth Plane Radiation Pattern Elevation Plane Radiation Pattern 11 5 8 5 8 24 UNEF Thread 1 1 8 k face ID Sleeve Frequency Range 4 9 5 8 GHz VSWR 2 1 or better Gain 7 5 dBi for 5GHz bands 6 dBi for 4 9GHz bands Polarization Linear Azimuth Plane Omnidirectional Elevation Plane 16 degrees Connectors N Cable Length 1 ft 0 30 m Dimensions 11 65 in x 1 in 29 5 cm x 2 54 cm Mounting Direct Mount 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 70 of 88 8 dBi Direct Mount Omnidirectional AIR ANT5180V N 11 042 0 094 280 45 2 39 Frequency Range VSWR Gain Polarization Azimuth 3dB Beamwidth Elevations Plane 3dB Beamwidth Antenna Connector Cable Length Dimensions Mounting Wind
70. tion Pattern 2 4 2 484 GHz Less than 2 1 5 watts 2 2 dBi Linear Omnidirectional 65 degrees RP TNC None 5 5 in To RP TNC Connector 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Elevation Plane Radiation Pattern Page 23 of 88 2 2 dBi Dipole AIR ANT2422DG R gs et Pa EaNe SC NSIS IE eee a O as SRST aT Dimensions and Mounting Azimuth Plane Radiation Pattern E Elevation Plane Radiation Pattern Specifications Frequency Range 2 4 2 484 GHz VSWR Less than 2 1 Power 5 watts Gain 2 2 dBi Polarization Linear Azimuth 3dB Beamwidth Omnidirectional Elevations 3dB Beamwidth 65 degrees Antenna Connector RP TNC Cable Length None Dimensions 3 9 in Mounting To RP TNC Connector 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 24 of 88 2 2 dBi Monopole AIR ANT2422SDW R Dimensions and Mounting Specifications Frequency Range Polarization Azimuth 3dB Beamwidth Elevations 3dB Beamwidth Antenna Connector Azimuth and Elevation Plane Radiation Pattern 2400 2500 MHz Less than 2 1 2 2 dBi Linear Omnidirectional 50 degrees RP TNC None 1 7 in To RP TNC Connector 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 25 of 88 5 dBi Sector AIR ANT2450S R
71. ument is Cisco Public Information Page 83 of 88 Cisco Aironet 1600i Series Integrated Antennas 2 4 GHz Azimuth Plane 5 GHz Azimuth Plane Radiation 2 4 GHz Elevation Plane 5 GHz Elevation Plane Radiation Pattern Pattern Radiation Pattern Radiation Pattern Frequency Range e 2 4 2 5 GHz e 5 15 5 85 GHz Gain e 2 4 GHz 4 dBi 5 GHz 4 dBi Polarization Linear Vertical Azimuth 3dB Beamwidth Omnidirectional Elevations 3dB Beamwidth 2 4 GHz 120 degrees 5 GHz 120 degrees Antenna Connector Integrated Mounting Integrated Antenna Type Omnidirectional 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 84 of 88 Cisco Aironet 3700i Series Integrated Antennas 2 4 GHz Elevation Plane 5 GHz Elevation Plane Radiation Pattern Radiation Pattern 2 4 GHz Azimuth Plane 5 GHz Azimuth Plane Radiation Radiation Pattern Pattern Frequency Range e 2 4 2 5 GHz e 5 15 5 85 GHz Gain 2 4 GHz 4 dBi 5 GHz 6 dBi Polarization Linear Vertical Azimuth 3dB Beamwidth Omnidirectional Elevations 3dB Beamwidth 2 4 GHz 120 degrees 5 GHz 120 degrees Antenna Connector Integrated Mounting Integrated Antenna Type Omnidirectional 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 85 of 88 Cisco Aironet 2700i Series Integrated Antennas 2 4 GHz Azimuth Plane GHz Azimuth Plane Radiation 2 4 GHz E
72. w to wireless LANs want to locate the access points in the wiring closet and connect the antenna using RF coax Antenna cable introduces losses in the antenna system on both the transmitter and the receiver As the length of cable increases so does the amount of loss introduced To operate at optimum efficiency cable runs should be kept as short as possible See the Cabling section in this document for more information Building Construction The density of the materials used in a building s construction determines the number of walls the RF signal can pass through and still maintain adequate coverage Following are a few examples The actual effect on the RF must be tested at the site and therefore a site survey is recommended Paper and vinyl walls have very little effect on signal penetration Solid walls and floors and precast concrete walls can limit signal penetration to one or two walls without degrading coverage This may vary widely based on any steel reinforcing within the concrete Concrete and concrete block walls may limit signal penetration to three or four walls Wood or drywall typically allow for adequate penetration through five or six walls A thick metal wall reflects signals resulting in poor penetration Steel reinforced concrete flooring will restrict coverage between floors to perhaps one or two floors Recommendations for some common installation environments are outlined below e Warehousing manufacturing In most cases
73. xternal antennas 802 11n antenna package for both 2 4 GHz and 5 GHz designed for high performance in both ceiling and wall mount applications Antennas provide hemispherical coverage and cannot be removed from the Access Point No connectors are offered for additional external antennas 802 11n antenna package for both 2 4 GHz and 5 GHz designed for high performance in both ceiling and wall mount applications Antennas provide hemispherical coverage and cannot be removed from the Access Point No connectors are offered for additional external antennas 802 11n antenna package for both 2 4 GHz and 5 GHz designed for high performance in both ceiling and wall mount applications Antennas provide hemispherical coverage and cannot be removed from the Access Point No connectors are offered for additional external antennas 802 11ac antenna package for both 2 4 GHz and 5 GHz designed for high performance in both ceiling and wall mount applications Antennas provide hemispherical coverage and cannot be removed from the Access Point No connectors are offered for additional external antennas 802 11ac antenna package for both 2 4 GHz and 5 GHz designed for high performance in both ceiling and wall mount applications Antennas provide hemispherical coverage and cannot be removed from the Access Point No connectors are offered for additional external antennas 802 11n antenna package for both 2 4 GHz and 5 GHz When the integrate antenna version
74. ycarbonate 1 125 Aluminum Mounting Camps Mast Cable Frequency Range 2 4 2 83 GHz VSWR Less than 2 1 1 5 1 Nominal Gain 5 2 dBi Polarization Vertical Azimuth 3dB Beamwidth Omnidirectional 360 degrees Elevations Plan 3dB Beamwidth 36 degrees Antenna Connector RP TNC Cable Length 3 ft 91 cm Dimensions 11 5 in x 1 125 in 29 21 cm x 2 85 cm Mounting Mast Mount indoor outdoor 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 28 of 88 6 dBi Wall Mount Directional AIR ANT2460P R Dimensions and Mounting Specifications Azimuth Plane Radiation Pattern Elevation Plane Radiation Pattern Frequency Range 2 4 2 5 GHz VSWR Less than 2 1 Gain 6 dBi Polarization Vertical Azimuth 3dB Beamwidth 75 degrees Elevation Plan 3dB Beamwidth 73 degrees Antenna Connector RP TNC Cable Length 3 ft 91 cm Dimensions 4 1 in x 3 9 in x 75 in 10 41 cm x 9 90 cm x 1 90 cm Mounting Wall Mount 2014 Cisco and or its affiliates All rights reserved This document is Cisco Public Information Page 29 of 88 8 5 dBi Wall Mount AIR ANT2485P R Frequency Range 2 4 2 5 GHz VSWR 2 1 Max 1 5 1 Nominal Gain 8 5 dBi Polarization Vertical Azimuth 3dB Beamwidth 66 degrees

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