SIST EN 300 234 V1.3.1:2003

2003-01.Slovenski inštitut za standardizacijo. Razmnoževanje celote ali delov tega standarda ni dovoljeno.Fixed Radio Systems; Point-to-point equipment; High capacity digital radio systems carrying 1 x STM-1 signals and operating in frequency bands with about 30 MHz channel spacing and alternated arrangements33.060.30Radiorelejni in fiksni satelitski komunikacijski sistemiRadio relay and fixed satellite communications systems33.040.20Prenosni sistemTransmission systemsICS:Ta slovenski standard je istoveten z:EN 300 234 Version 1.3.1SIST EN 300 234 V1.3.1:2003en01-december-2003SIST EN 300 234 V1.3.1:2003SLOVENSKI
STANDARD



SIST EN 300 234 V1.3.1:2003



ETSIEN300234V1.3.1(2001-02)EuropeanStandard(Telecommunicationsseries)FixedRadioSystems;Point-to-pointequipment;Highcapacitydigitalradiosystemscarrying1xSTM-1signalsandoperatinginfrequencybandswithabout30MHzchannelspacingandalternatedarrangementsSIST EN 300 234 V1.3.1:2003



ETSIETSIEN300234V1.3.1(2001-02)2ReferenceREN/TM-04075Keywordsarchitecture,DRRS,point-to-point,SDH,transmissionETSI650RoutedesLuciolesF-06921SophiaAntipolisCedex-FRANCETel.:+33492944200Fax:+33493654716SiretN°34862356200017-NAF742CAssociationàbutnonlucratifenregistréeàlaSous-PréfecturedeGrasse(06)N°7803/88ImportantnoticeIndividualcopiesofthepresentdocumentcanbedownloadedfrom:http://www.etsi.orgThepresentdocumentmaybemadeavailableinmorethanoneelectronicversionorinprint.Inanycaseofexistingorperceiveddifferenceincontentsbetweensuchversions,thereferenceversionisthePortableDocumentFormat(PDF).Incaseofdispute,thereferenceshallbetheprintingonETSIprintersofthePDFversionkeptonaspecificnetworkdrivewithinETSISecretariat.Usersofthepresentdocumentshouldbeawarethatthedocumentmaybesubjecttorevisionorchangeofstatus.InformationonthecurrentstatusofthisandotherETSIdocumentsisavailableathttp://www.etsi.org/tb/status/Ifyoufinderrorsinthepresentdocument,sendyourcommentto:editor@etsi.frCopyrightNotificationNopartmaybereproducedexceptasauthorizedbywrittenpermission.Thecopyrightandtheforegoingrestrictionextendtoreproductioninallmedia.©EuropeanTelecommunicationsStandardsInstitute2001.Allrightsreserved.SIST EN 300 234 V1.3.1:2003



ETSIETSIEN300234V1.3.1(2001-02)3ContentsIntellectualPropertyRights.5Foreword.51Scope.62References.73Symbolsandabbreviations.93.1Symbols.93.2Abbreviations.94Generalcharacteristics.104.1Frequencybandsandchannelarrangements.104.1.1Channelarrangements.104.2Compatibilityrequirementsbetweensystems.104.3Performanceandavailabilityrequirements.104.4Environmentalconditions.114.4.1Equipmentwithinweatherprotectedlocations(indoorlocations).114.4.2Equipmentfornon-weatherprotectedlocations(outdoorlocations).114.5Powersupply.114.6Electromagneticcompatibility.114.7Systemblockdiagram.124.8TelecommunicationsManagementNetwork(TMN)interface.124.9Branching/feeder/antennacharacteristics.124.9.1Antennaradiationpatterns.124.9.2Antennacross-PolarDiscrimination(XPD).124.9.3AntennaInter-PortIsolation(IPI).124.9.4Waveguideflanges(orotherconnectors).124.9.5Returnloss.135SystemParameters.135.1Transmissioncapacity.135.2Basebandparameters.135.2.1Plesiochronousinterfaces.135.2.2SDHbasebandinterface.135.3Transmittercharacteristics.135.3.1Transmitterpowerrange.145.3.2Transmitpowerandfrequencycontrol.145.3.2.1AutomaticTransmitPowerControl(ATPC).145.3.2.2RemoteTransmitPowerControl(RTPC).145.3.2.3RemoteFrequencyControl(RFC).155.3.3Transmitteroutputpowertolerance.155.3.4TransmitLocalOscillator(LO)frequencyarrangements.155.3.5RFspectrummask.155.3.6DiscreteCWcomponentsexceedingthespectrummasklimit.215.3.7Spectrallinesatthesymbolrate.215.3.7.1AdditionalCWcomponents.215.3.8Spuriousemissions.225.3.8.1Spuriousemissions-external.235.3.8.2Spuriousemissions-internal.235.3.9Radiofrequencytolerance.235.4Receivercharacteristics.235.4.1Inputlevelrange.235.4.2Receiverimagerejection.245.4.3Spuriousemissions.245.4.3.1Spuriousemissions-external.245.4.3.2Spuriousemissions-internal.245.4.4InnermostchannelreceiverselectivityforL6GHz.25SIST EN 300 234 V1.3.1:2003



ETSIETSIEN300234V1.3.1(2001-02)45.5Systemperformancewithoutdiversity.265.5.1BERasafunctionofReceiverinputSignalLevel(RSL).265.5.2EquipmentResidualBER.265.5.3Interferencesensitivity.265.5.3.1Co-channelinterferencesensitivity.275.5.3.2AdjacentchannelInterference.275.5.3.3CWSpuriousInterference.275.5.4Distortionsensitivity.285.6Systemcharacteristicswithdiversity.285.6.1Differentialdelaycompensation.285.6.2BERperformance.28AnnexA(informative):Additionalinformation.29A.1Cross-PolarDiscrimination(XPD).29A.2Branching/feeder/antennarequirements.29A.2.1Returnloss.29A.2.2Intermodulationproducts.29A.2.3Interportisolation.29A.3AutomaticTransmitPowerControl(ATPC).29A.4RBER.30A.5Co-channelandadjacentchannelinterference.31AnnexB:Void.34AnnexC(normative):Systemtypecodesforregulatoryprocedures.35AnnexD(informative):Bibliography.36History.37SIST EN 300 234 V1.3.1:2003



ETSIETSIEN300234V1.3.1(2001-02)5IntellectualPropertyRightsIPRsessentialorpotentiallyessentialtothepresentdocumentmayhavebeendeclaredtoETSI.TheinformationpertainingtotheseessentialIPRs,ifany,ispubliclyavailableforETSImembersandnon-members,andcanbefoundinETSISR000314:"IntellectualPropertyRights(IPRs);Essential,orpotentiallyEssential,IPRsnotifiedtoETSIinrespectofETSIstandards",whichisavailablefromtheETSISecretariat.LatestupdatesareavailableontheETSIWebserver(http://www.etsi.org/ipr).PursuanttotheETSIIPRPolicy,noinvestigation,includingIPRsearches,hasbeencarriedoutbyETSI.NoguaranteecanbegivenastotheexistenceofotherIPRsnotreferencedinETSISR000314(ortheupdatesontheETSIWebserver)whichare,ormaybe,ormaybecome,essentialtothepresentdocument.ForewordThisEuropeanStandard(Telecommunicationsseries)hasbeenproducedbyETSITechnicalCommitteeTransmissionandMultiplexing(TM).ThepresentdocumentcontainstheminimumtechnicalrequirementstoensurecompatibilityofproductsandconformancewithradioregulationsacrossETSImemberstates.Radioterminalsfromdifferentmanufacturersarenotrequiredtointerworkatradiofrequency(i.e.nocommonairinterface).However,terminalsmaybecombinedwithothermanufacturers'equipmentonaRadioFrequency(RF)branchingnetworkforoperationondifferentpolarizations.Thepresentdocumentdefinestherequirementsofradioterminalandradiorelayequipmentandassociatedinterfaces.Therequirementsformultiplex,networkmanagementandantenna/feederequipmentmaybeaddressedelsewhere.NationaltranspositiondatesDateofadoptionofthisEN:9February2001DateoflatestannouncementofthisEN(doa):31May2001DateoflatestpublicationofnewNationalStandardorendorsementofthisEN(dop/e):30November2001DateofwithdrawalofanyconflictingNationalStandard(dow):30November2001SIST EN 300 234 V1.3.1:2003



ETSIETSIEN300234V1.3.1(2001-02)61ScopeThepresentdocumentspecifiesparametersforhighcapacitySTM-1digitalradio-relaysystemsdesignedtooperateindefinedbandsupto15GHz.Thechannelspacingbetweenadjacentcross-polarchannelsisgenerallyapproximately30MHz.OperationintheAdjacentChannelalternatedcross-polarmodeisforeseen.Thepresentdocumentspecifiestheminimumperformanceparametersforterrestrialfixedserviceradiocommunicationsequipmentoperatinginthefrequencybandsupto15GHzandcontainsarevisionfromthepreviousversion,intheareaof:• modificationoftheRFspectrummaskstakingintoaccountthecompatibilityrequirements.Recognizingthatinsomegeographicalareasthereisahighdemandforspectrumtwodifferentgradesofsystemhasbeendefined.• Class5GradeA:equipmentspectralefficiencybasedontypically64or128-statesmodulationscheme(e.g.64-QAM,128-QAM,orequivalent)tobedeployed,onparallelroutes,withcross-polaradjacentchannelwithlessstringentadjacentchannelperformance(seetable8)orfortrunkedmulti-channelapplications;• Class5GradeB:equipmentspectralefficiencybasedontypically64or128-statesmodulationscheme(e.g.64-QAM,128-QAM,orequivalent)tobedeployed,onparallelroutes,withcross-polaradjacentchannelwithmorestringentadjacentchannelperformance(seetable9).Theaboveclassesareindicativeonlyanddonotimplyanyconstrainttotheactualmodulationformat,providedthatalltherequirementsinthepresentdocumentaremet.• Introductionofuniquesystemtypecodesforregulatoryreferencetothevarioussystemtypesdetailedinthepresentdocument,refertonewannexC(normative)andrelatedcategoriesofequipmentclassesofspectralefficiency.• AdditionalspecificationforCWspectrallinesexceedingthespectrummask.Theapplicationsofthesedigitalradio-relaysystemsareanticipatedtobeinthetrunk,regionalandaccessnetworks,atdataratesofSynchronousTransportModule,level1(STM-1).Theparameterstobespecifiedfallintotwocategories:a)thosethatarerequiredtoprovidecompatibilitybetweenchannelsfromdifferentsourcesofequipmentonthesamerouteconnectedeithertoseparateantennasorseparatepolarizationsofthesameantenna.Thiscategoryalsoincludesparametersprovidingcompatibilitywiththeexistingradio-relaynetwork;b)parametersdefiningthetransmissionqualityoftheproposedsystem.ThestandardizationdealswithRFandbasebandcharacteristics.Antenna/feedersystemrequirementsarecoveredinEN300833[29].TwopossiblebasebandinterfacesforSDHsystemshavetobeconsidered:oneforSTM-1andanotherfor140Mbit/ssignals.Thepresentdocumentdoesnotcontainaspectsrelatedtotestproceduresandtestconditions,howevertheyaretobefoundinEN301126-1[27].SafetyaspectsareoutsidethemandateofETSIandtheywillnotbeconsideredinthepresentdocument.HowevercompliancetoEN60950[43]willberequiredtocomplywithDirective1999/5/EC[44](R&TTEDirective).TechnicalbackgroundformostoftheparametersandrequirementsreferredinthepresentdocumentmaybefoundinTR101036-1[28].SIST EN 300 234 V1.3.1:2003



ETSIETSIEN300234V1.3.1(2001-02)72ReferencesThefollowingdocumentscontainprovisionswhich,throughreferenceinthistext,constituteprovisionsofthepresentdocument.• Referencesareeitherspecific(identifiedbydateofpublicationand/oreditionnumberorversionnumber)ornon-specific.• Foraspecificreference,subsequentrevisionsdonotapply.• Foranon-specificreference,thelatestversionapplies.[1]ITU-RRecommendationF.382-7:"Radio-frequencychannelarrangementsforradio-relaysystemsoperatinginthe2and4GHzbands".[2]ITU-RRecommendationF.635-5:"Radio-frequencychannelarrangementsbasedonahomogeneouspatternforradio-relaysystemsoperatinginthe4GHzband".[3]ITU-RRecommendationF.385-6:"Radio-frequencychannelarrangementsforradio-relaysystemsoperatinginthe7GHzband".[4]ITU-RRecommendationF.383-6:"Radio-frequencychannelarrangementsforhighcapacityradio-relaysystemsoperatinginthelower6GHzband".[5]ITU-RRecommendationF.386-6(AnnexI):"Radio-frequencychannelarrangementsformediumandhighcapacityanalogueordigitalradio-relaysystemsoperatinginthe8GHzband".[6]ITU-RRecommendationF.497-6:"Radio-frequencychannelarrangementsforradio-relaysystemsoperatinginthe13GHzfrequencyband".[7]ITU-RRecommendationF.636-3:"Radio-frequencychannelarrangementsforradio-relaysystemsoperatinginthe15GHzband".[8]CEPT/ERCRecommendation12-08:"Harmonizedradiofrequencychannelarrangementsandblockallocationsforlow,mediumandhighcapacitysystemsintheband3600MHzto4200MHz".[9]CEPT/ERCRecommendation14-01:"Radio-frequencychannelarrangementsforhighcapacityanalogueanddigitalradio-relaysystemsoperatingintheband5925MHzto6425MHz".[10]CEPT/ERCRecommendation12-02:"Harmonizedradiofrequencychannelarrangementsforanalogueanddigitalterrestrialfixedsystemsoperatingintheband12,75GHzto13,25GHz".[11]CEPT/ERCRecommendation12-07:"Harmonizedradiofrequencychannelarrangementsfordigitalterrestrialfixedsystemsoperatingintheband15,23GHzto15,35GHz".[12]ITU-RRecommendationF.750-3:"Architecturesandfunctionalaspectsofradio-relaysystemsforsynchronousdigitalhierarchy(SDH)basednetworks".[13]ITU-RRecommendationF.751-2:"Transmissioncharacteristicsandperformancerequirementsofradio-relaysystemsforSDH-basednetworks".[14]ITU-RRecommendationF.1189-1:"Errorperformanceobjectivesforconstantbitratedigitalpathsatorabovetheprimaryratecarriedbydigitalradio-relaysystemswhichmayformpartorallofthenationalportionofa27500kmhypotheticalreferencepath".[15]ITU-RRecommendationF.1092-1:"Errorperformanceobjectivesforconstantbitratedigitalpathatorabovetheprimaryratecarriedbydigitalradio-relaysystemswhichmayformpartoftheinternationalportionofa27500kmhypotheticalreferencepath".[16]ETSIETS300019(allparts):"EquipmentEngineering(EE);Environmentalconditionsandenvironmentaltestsfortelecommunicationsequipment".SIST EN 300 234 V1.3.1:2003



ETSIETSIEN300234V1.3.1(2001-02)8[17]ETSIETS300132-1:"EquipmentEngineering(EE);Powersupplyinterfaceattheinputtotelecommunicationsequipment;Part1:Operatedbyalternatingcurrent(ac)derivedfromdirectcurrent(dc)sources".[18]ETSIETS300132-2:"EquipmentEngineering(EE);Powersupplyinterfaceattheinputtotelecommunicationsequipment;Part2:Operatedbydirectcurrent(dc)".[19]ITU-TRecommendationG.703(1998):"Physical/electricalcharacteristicsofhierarchicaldigitalinterfaces".[20]ITU-TRecommendationG.707(1996):"Networknodeinterfaceforthesynchronousdigitalhierarchy(SDH)".[21]ITU-TRecommendationG.773(1993):"ProtocolsuitesforQ-interfacesformanagementoftransmissionsystems".[22]ITU-TRecommendationG.784(1999):"Synchronousdigitalhierarchy(SDH)management".[23]ITU-TRecommendationG.826(1999):"Errorperformanceparametersandobjectivesforinternational,constantbitratedigitalpathsatorabovetheprimaryrate".[24]ITU-TRecommendationG.827(2000):"Availabilityparametersandobjectivesforpathelementsofinternationalconstantbit-ratedigitalpathsatorabovetheprimaryrate".[25]ITU-TRecommendationG.957(1999):"Opticalinterfacesforequipmentsandsystemsrelatingtothesynchronousdigitalhierarchy".[26]ETSIEN300385:"ElectromagneticcompatibilityandRadiospectrumMatters(ERM);ElectroMagneticCompatibility(EMC)standardforfixedradiolinksandancillaryequipment".[27]ETSIEN301126-1:"FixedRadioSystems;Conformancetesting;Part1:Point-to-Pointequipment-Definitions,generalrequirementsandtestprocedures".[28]ETSITR101036-1:"FixedRadioSystems;Point-to-pointequipment;Genericwordingsforstandardsondigitalradiosystemscharacteristics;Part1:Generalaspectsandpoint-to-pointequipmentparameters".[29]ETSIEN300833:"FixedRadioSystems;Point-to-pointAntennas;Antennasforpoint-to-pointfixedradiosystemsoperatinginthefrequencyband3GHzto60GHz".[30]ETSIETS300635:"TransmissionandMultiplexing(TM);SynchronousDigitalHierarchy(SDH);RadiospecificfunctionalblocksfortransmissionofMxSTM-N".[31]ETSIEN300645:"TelecommunicationsManagementNetwork(TMN);SynchronousDigitalHierarchy(SDH)radiorelayequipment;InformationmodelforuseonQinterfaces".[32]ETSIEN300417(allparts):"TransmissionandMultiplexing(TM);Genericrequirementsoftransportfunctionalityofequipment".[33]ETSIEN301167:"TransmissionandMultiplexing(TM);ManagementofSynchronousDigitalHierarchy(SDH)transmissionequipment;Faultmanagementandperformancemonitoring;Functionaldescription".[34]CEPT/ERCRecommendation74-01:"Spuriousemissions".[35]ITU-TRecommendationO.151(1992):"Errorperformancemeasuringequipmentoperatingattheprimaryrateandabove".[36]ITU-TRecommendationO.181(1996):"EquipmenttoassesserrorperformanceonSTM-Ninterfaces".[37]IECPublication154-2:"Flangesforwaveguides.Part2:Relevantspecificationsforflangesforordinaryrectangularwaveguides".[38]CEPT/ERCRecommendationT/L04-04:"Harmonizationof140Mbit/sdigitalradiorelaysystemsforoperationbelow10GHzutilizing64QAMatabout30MHzspacing".SIST EN 300 234 V1.3.1:2003



ETSIETSIEN300234V1.3.1(2001-02)9[39]ETSIEN301489-1:"ElectromagneticcompatibilityandRadiospectrumMatters(ERM);ElectroMagneticCompatibility(EMC)standardforradioequipmentandservices;Part1:Commontechnicalrequirements".[40]ETSIEN301489-4:"ElectromagneticcompatibilityandRadiospectrumMatters(ERM)ElectroMagneticCompatibility(EMC)standardforradioequipmentandservices;Part4:Specificconditionsforfixedradiolinksandancillaryequipmentandservices".[41]ETSITR101035(V1.1.2):"TransmissionandMultiplexing(TM);SynchronousDigitalHierarchy(SDH)aspectsregardingDigitalRadioRelaySystems(DRRS)".[42]CouncilDirective89/336/EECof3May1989ontheapproximationofthelawsoftheMemberStatesrelatingtoelectromagneticcompatibility.[43]EN60950:"Safetyofinformationtechnologyequipment".[44]Directive1999/5/ECoftheEuropeanParliamentandoftheCouncilof9March1999onradioequipmentandtelecommunicationsterminalequipmentandthemutualrecognitionoftheirconformity.3Symbolsandabbreviations3.1SymbolsForthepurposesofthepresentdocument,thefollowingsymbolsapply:dBdecibeldBcdecibelrelativetomeancarrierpowerdBmdecibelrelativeto1milliWattGHzGigaHertzkHzkiloHertzMbit/sMega-bitspersecondMHzMegaHertzppmpartspermillion3.2AbbreviationsForthepurposesofthepresentdocument,thefollowingabbreviationsapply:ATPCAutomaticTransmitPowerControlBBERBackgroundBlockErrorRatioBERBitErrorRatioBWeevaluationBandWidth(resolutionbandwidthinwhichspectrumcomponentsaremeasured)C/ICarriertoInterferenceratioCEPTConférencedesAdministrationsEuropéennesdesPostesetTélécommunicationsCMICodedMarkInversionCsminMinimumpracticalchannelseparation(foragivenradio-frequencychannelarrangement)CWContinuousWaveDCdirectcurrentDRRSDigitalRadioRelaySystemsEMCElectroMagneticCompatibilityESRErroredSecondsRatioERCEuropeanRadiocommunicationsCommitteeIECInternationalElectrotechnicalCommissionIFIntermediateFrequencyIPIInter-PortIsolationITU-RInternationalTelecommunicationUnion-RadiocommunicationsstandardizationsectorITU-TInternationalTelecommunicationUnion-TelecommunicationsstandardizationsectorLOLocalOscillatorSIST EN 300 234 V1.3.1:2003



ETSIETSIEN300234V1.3.1(2001-02)10PDHPlesiochronousDigitalHierarchyPRBSPseudoRandomBinarySequenceQAMQuadratureAmplitudeModulationRFRadioFrequencyRFCRemoteFrequencyControlRBERResidualBERRSLReceiveSignalLevelRTPCRemoteTransmitPowerControlSDHSynchronousDigitalHierarchySOHSectionOverHeadSTM-NSynchronousTransportModule,levelNTMETSITC-TransmissionandMultiplexingTMNTelecommunicationsManagementNetworkXPDcross-PolarDiscrimination4Generalcharacteristics4.1Frequencybandsandchannelarrangements4.1.1ChannelarrangementsTheequipmentshalloperateononeormoreofthechannelsasdefinedbelow.4GHzThechannelplanshallbeinaccordancewithCEPT/ERCRecommendation12-08[8]annexA,Part2orITU-RRecommendationsF.382-7[1]orF.635-5[2].6LGHzThechannelplanshallbeinaccordancewithCEPT/ERCRecommendation14-01[9]orITU-RRecommendationF.383-6[4].7GHzThechannelplanshallbeinaccordancewithITU-RRecommendationF.385-6[3].8LGHzThechannelplanshallbeinaccordancewithITU-RRecommendationF.386-6[5].13GHzThechannelplanshallbeinaccordancewithCEPT/ERCRecommendation12-02[10]orITU-RRecommendationF.497-6[6].15GHzThechannelplanshallbeinaccordancewithCEPT/ERCRecommendation12-07[11]orITU-RRecommendationF.636-3[7].4.2CompatibilityrequirementsbetweensystemsThecompatibilityrequirementsbetweensystemsareasfollows:a)thereshallbenorequirementtooperatetransmittingequipmentfromonemanufacturerwithreceivingequipmentfromanother;b)theremaybearequirementtomultiplexdifferentmanufacturersequipmentonthesamepolarizationofthesameantenna;c)theremaybearequirementtomultiplexdifferentmanufacturersequipmentondifferentpolarizationofthesameantenna.Thiswillnotapplytosystemswithintegralantenna.4.3PerformanceandavailabilityrequirementsEquipmentshallbedesignedinordertomeetnetworkperformanceandavailabilityrequirementsforeseenbyITU-TRecommendationsG.826[23]andG.827[24]followingthecriteriadefinedinITU-RRecommendationsF.1092-1[15]andF.1189-1[14]forinternationalornationalportionofthedigitalpath.SIST EN 300 234 V1.3.1:2003



ETSIETSIEN300234V1.3.1(2001-02)114.4EnvironmentalconditionsTheequipmentshallberequiredtomeettheenvironmentalconditionssetoutinETS300019[16]whichdefinesweatherprotectedandnon-weatherprotectedlocations,classesandtestseverity.Themanufacturershallstatewhichclasstheequipmentisdesignedtowithstand.4.4.1Equipmentwithinweatherprotectedlocations(indoorlocations)EquipmentintendedforoperationwithintemperaturecontrolledlocationsorpartiallytemperaturecontrolledlocationsshallmeettherequirementsofETS300019[16]classes3.1and3.2respectively.Optionally,themorestringentrequirementsofETS300019[16]classes3.3(non-temperaturecontrolledlocations),3.4(siteswithheattrap)and3.5(shelteredlocations)maybeapplied.4.4.2Equipmentfornon-weatherprotectedlocations(outdoorlocations)Equipmentintendedforoperationwithinnon-weatherprotectedlocationsshallmeettherequirementsofETS300019[16],class4.1or4.1E.Class4.1appliestomanyEuropeancountriesandclass4.1EappliestoallEuropeancountries.4.5PowersupplyThepowersupplyinterfaceshallbeinaccordancewiththecharacteristicsofoneormoreofthesecondaryvoltagesforeseeninETS300132-1[17]andETS300132-2[18].NOTE:SomeapplicationsmayrequiresecondaryvoltagesthatarenotcoveredbyETS300132-1[17]andETS300132-2[18].ForDCsystems,thepositivepoleofthevoltagesupplywillbeearthedatthesource.4.6ElectromagneticcompatibilityEquipmentshalloperateundertheconditionsspecifiedinEN300385[26]orinrelevantpartsofthemultipartstandardEN301489-1[39]andEN301489-4[40].SIST EN 300 234 V1.3.1:2003



ETSIETSIEN300234V1.3.1(2001-02)124.7SystemblockdiagramTRANSMITRFFILTERRECEIVERFFILTERRECEIVERFFILTERDEMODULATORDEMODULATORMODULATORTRANSMITTERRECEIVERRECEIVERBRANCHING(Note1)BRANCHING(Note1)BRANCHING(Note1)FEEDERFEEDERFEEDERDIVERSITYRECEIVERPATHMAINRECEIVERPATHZ'E'A'B'C'D'EDADBDCDDD(Note2)(Note2)ZEABCDNOTE1:Forthepurposeofdefiningthemeasurementpoints,thebranchingnetworkdoesnotincludeahybrid.NOTE2:ConnectionatRF,IForbaseband.NOTE3:Thepointsshownabovearereferencepointsonly;pointsCandC',DandD'ingeneralcoincide.NOTE4:PointsBandC,B'andC'maycoincidewhensimpleduplexerisused.Figure1:Systemblockdiagram4.8TelecommunicationsManagementNetwork(TMN)interfaceForSDHequipmentthegeneralrequirementsforTMNinterfaceandfunctionalityaregivenby:• EN300417-1-1[32],EN300417-2-1[32],EN300417-3-1[32],EN300417-4-1[32],EN300417-5-1[32],EN300417-6-1[32],EN301167[33],ETS300635[30]andEN300645[31],ITU-TRecommendationsG.784[22]andG.773[21],ITU-RRecommendationsF.750-3[12]andF.751-2[13].NOTE:ThestandardizationofTMNinterfacefunctionalityisunderstudyinETSITMNandwillbeapplicabletotheradiorelaysystemsconsideredinthepresentdocum
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