3.5.2 Nokia AntennaLine
Transcript of 3.5.2 Nokia AntennaLine
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Nokia AntennaLine
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Nokia Antenna Line
Jumper cable
Connector
Grounding kit
Feedercable
Feederclamps
EMP protector
Combinersdiplexers
2 Nokia AntennaLine v. 1.0 27.5.2002
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Nokia Antenna Line Products• Complete antenna line
with guaranteedperformance
• Excellent IMD andreturn losscharacteristics
• Capable of broadbandoperation
• With Nokia AntennaSystem Co-Sitingproducts it is possible tocombine differentfrequencies/BTSs into asingle feeder
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Feeder Cables
• Important role in signal transmission
• Materials and Construction-inner conductor: copper wire/tube, copper clad aluminiumwire-dielectric: PE foam with high degree of expansion-outer conductor: welded and corrugated copper tube-sheath: abrasion resistant PE
• Different cable sizes (most commonly used1/2", 7/8", 1 5/8") available to satisfy differentsite requirements
• Corrugation design enables tight bending
radius to ease installation
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Feeder Cables
• Low attenuation achieved by use of extremely purecopper and low relative permittivity of the insulation
• Return loss max 24dB for GSM/WCDMA bands
• Every cable tested and measured before delivery
Typical attenuation (dB/100m)Cable Size
Frequency 1/2" 7/8" 1 5/8"900MHz 6.9 3.8 2.21800MHz 10.1 5.6 3.4
2200MHz 11.3 6.3 3.9
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Connectors• Reliable connections designed to withstand demanding
enviromental conditions- waterproof design even in un-mated condition- no water migration even if cable jacket damaged- no need for additional weather proofing kits
Connector body seal
External center pin seal
Insulator seal
Internal center pin seal
Cable seal
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Connectors
• Guaranteed compatibility
• Proven performance- high Return Loss, 30dB- excellent IMD values, -116 dBm
• Single Piece design to facilitate fast installation
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Jumper Cables
• 1/2" superflexible jumper cables
• Minimum bending radius 32mm
• Excellent electrical characteristics assured byautomated production process and effective qualitycontrol- intermodulation max -116dBm, 2x20W- return loss min 28dB ( at 2.2GHz)
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Jumper Cables
• The outer and inner conductor are soldered onto thecable by induction soldering process
• Design with O-rings and soldered contacts ensureswatertightness and electrical performance
Solderedjoints
O-rings
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EMPElectro Magnetic Pulse protector
• Used to protect BTS equipment againstlightning and voltage pulses coming throughthe centre conductor of the feeder
• Maintenance free, compact low weight (450g)
design• Broadband, able to operate in all
GSM/WCDMA frequencies
• Exceptional electrical characteristics- insertion loss 0.1dB- VSWR 1.11- IMD -159dBc- max energy on protected side 15µJ (2kA 8/20 pulse)
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Grounding Kits
• Used to ground the RF feeder cable outer conductor
• Non-Corrosive metal & UV resistant plasticmaterials are maintenance free
• Low weight design. Rapid installation• Designed to withstand demanding
environmental conditions- IP 67 design - no water migration
• Low Contact resistance < 1 mohm
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Feeder Cable Clamps
• Used to fix the RF feeder cable to the tower or rail
• Non Corrosive metal, UV resistant plasticmaterials are Maintenance free
• Low weight design• Practical installation
• Design eliminates damage to cable fromovertightening
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Diplexers
WideBand diplexer (singe and double unit)
• Lower Band = 800 to 1000 MHz• Upper Band = 1700 to 2170 MHz• DC pass function to MHA (2500mA)• IP 65• Compact, Lightweight
126 x 274 x 28 mm,1.7 kg w/ mounting bracket
150 W avg.GSM1800 / WCDMA
250 W avg.GSM 900
Rated Power
-159dBcAny RX Band
Passive Intermodulation
21 dBReturn Loss
50 dBIsolation0.3 dBInsertion loss
RF Performance
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DiplexersGSM1800/WCDMA diplexer (single and double unit)• Lower Band = 1710 to 1880 MHz• Upper Band = 1920 to 2170 MHz• DC pass function to MHA (2500mA)• IP 65
• Compact design, 216 x 315 x 55 mm,3.4kg
40 W avg.WCDMA
240 W avg.GSM 1800
Rated Power -159 dBcAny RX Band
Passive Intermodulation
21 dBReturn Loss
50 dBIsolation
0.3 dBInsertion loss
RF Performance
T i l
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GSM 900 BTS WCDMA BTS
TriplexersGSM900/GSM1800/WCDMA Triplexer
• Used to combine base station TRXs of three differentfrequencies to a single feeder cable
• Bands: Lower = 880 to 960 MHzMiddle = 1710 to 1880 MHzUpper = 1920 to 2170 MHz
• DC pass function to MHA (2500mA)• IP 65• Compact design, 251 x 318 x 60 mm, 4.8kg
40 W avg.WCDMA
240 W avg.GSM 900/1800
Rated Power
-159 dBcAny RX Band
Passive Intermodulation
21 dBReturn Loss
50 dBIsolation
0.3 dBInsertion loss
RF Performance
GSM 1800 BTS
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DC Stop
• Works together with Bias Tee to prevent the DCsupply to MHA from shorting to ground Via theantenna or base station output / input
• Installed on diplexer port which is not connected toa Bias Tee or the MHA
• Small compact design
• Practical installation
• Reliable connection designed to withstanddemanding environmental conditions, IP 65 design
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BTS #1 900 BTS #2
• A CoSiting solution• Combines two BTS stations or RF
out/inputs to one antenna feeder cable
• Ideal for in-building soutions or highcapacitysites with limited amount of antennas
NokiaExternal Combiner
Nokia External Combiner
Nokia 900 MHz
X-Polarized Antenna
2 X 100W800-2170MHz
Rated Power
-159 dBcRX Band
Passive Intermodulation
21 dBReturn Loss
30 dBIsolation
3.5 dBInsertion loss
RF Performance
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MetroSite Combiners
• Available for GSM800/900, GSM1800 and GSM1900
• Used to combine Metrosite TRXs of the same frequency band toa single feeder cable
• Slim design, low weight• Telegrey color ”disappears” on most surfaces.
• IP 65
2 X 10 WGSM 900/1800/1900
Rated Power -159 dBcRX Band
Passive Intermodulation
18 dBReturn Loss
25 dBIsolation BTS to BTS
3.5 dBInsertion loss
RF Performance
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Presentation Summary
• Version 3.2, release date 01-Nov-2004
• Please, refer to the note pages