IEC 60244-14-1997 Methods of measurement for radio transmitters - Part 14 External intermodulation products caused by two or more transmitters using the same or.pdf

1、NORME INTERNATIONALE CEI IEC INTERNATIONAL STANDARD 6024414 Premiredition Firstedition 199706 Mthodesdemesureapplicablesauxmetteurs radiolectriques Partie14: Produitsdintermodulationlextrieurducanal provoquspardeuxmetteursouplusutilisantla mmeantenneoudesantennesadjacentes Methodsofmeasurementforrad

2、iotransmitters Part14: Externalintermodulationproductscausedbytwo ormoretransmittersusingthesameoradjacent antennas Numroderfrence Referencenumber CEI/IEC6024414:1997Validitdelaprsentepublication LecontenutechniquedespublicationsdelaCEIest constammentrevuparlaCEIafinquilreflteltat actueldelatechniqu

3、e. Desrenseignementsrelatifsladatede reconfirmationdelapublicationsontdisponibles auprsduBureauCentraldelaCEI. Lesrenseignementsrelatifscesrvisions, ltablissementdesditionsrvisesetaux amendementspeuventtreobtenusauprsdes ComitsnationauxdelaCEIetdanslesdocuments cidessous: BulletindelaCEI Annuairedel

4、aCEI Publiannuellement CataloguedespublicationsdelaCEI Publiannuellementetmisjourrgulirement Terminologie Encequiconcernelaterminologiegnrale,lelecteur sereporteralaCEI60050: Vocabulaire ElectrotechniqueInternational(VEI),quiseprsente sousformedechapitressparstraitantchacundun sujetdfini.Desdtailsco

5、mpletssurleVEIpeuvent treobtenussurdemande.Voirgalementle dictionnairemultilinguedelaCEI. Lestermesetdfinitionsfigurantdanslaprsente publicationonttsoittirsduVEI,soit spcifiquementapprouvsauxfinsdecette publication. Symbolesgraphiquesetlittraux Pourlessymbolesgraphiques,lessymboleslittraux etlessign

6、esdusagegnralapprouvsparlaCEI,le lecteurconsultera: laCEI60027: Symboleslittrauxutiliseren lectrotechnique; laCEI60417: Symbolesgraphiquesutilisablessur lematriel.Index,relevetcompilationdesfeuilles individuelles; laCEI60617: Symbolesgraphiquespourschmas; etpourlesappareilslectromdicaux, laCEI60878:

7、 Symbolesgraphiquespour quipementslectriquesenpratiquemdicale. Lessymbolesetsignescontenusdanslaprsente publicationonttsoittirsdelaCEI60027,dela CEI60417,delaCEI60617et/oudelaCEI60878, soitspcifiquementapprouvsauxfinsdecette publication. PublicationsdelaCEItabliesparle mmecomitdtudes Lattentiondulec

8、teurestattiresurleslistesfigurant lafindecettepublication,quinumrentles publicationsdelaCEIprparesparlecomit dtudesquiatablilaprsentepublication. Validityofthispublication ThetechnicalcontentofIECpublicationsiskeptunder constantreviewbytheIEC,thusensuringthatthe contentreflectscurrenttechnology. Inf

9、ormationrelatingtothedateofthereconfirmation ofthepublicationisavailablefromtheIECCentral Office. Informationontherevisionwork,theissueofrevised editionsandamendmentsmaybeobtainedfromIEC NationalCommitteesandfromthefollowingIEC sources: IECBulletin IECYearbook Publishedyearly CatalogueofIECpublicati

10、ons Publishedyearlywithregularupdates Terminology Forgeneralterminology,readersarereferredto IEC60050:InternationalElectrotechnicalVocabulary (IEV),whichisissuedintheformofseparatechapters eachdealingwithaspecificfield.Fulldetailsofthe IEVwillbesuppliedonrequest.SeealsotheIEC MultilingualDictionary.

11、 Thetermsanddefinitionscontainedinthepresent publicationhaveeitherbeentakenfromtheIEVor havebeenspecificallyapprovedforthepurposeofthis publication. Graphicalandlettersymbols Forgraphicalsymbols,andlettersymbolsandsigns approvedbytheIECforgeneraluse,readersare referredtopublications: IEC60027:Letter

12、symbolstobeusedinelectrical technology; IEC60417: Graphicalsymbolsforuseon equipment.Index,surveyandcompilationofthe singlesheets; IEC60617: Graphicalsymbolsfordiagrams; andformedicalelectricalequipment, IEC60878:Graphicalsymbolsforelectromedical equipmentinmedicalpractice. Thesymbolsandsignscontain

13、edinthepresent publicationhaveeitherbeentakenfromIEC 60027, IEC 60417,IEC60617and/orIEC60878,orhave beenspecificallyapprovedforthepurposeofthis publication. IECpublicationspreparedbythesame technicalcommittee Theattentionofreadersisdrawntotheendpagesof thispublicationwhichlisttheIECpublicationsissue

14、d bythetechnicalcommitteewhichhaspreparedthe presentpublication.NORME INTERNATIONALE CEI IEC INTERNATIONAL STANDARD 6024414 Premiredition Firstedition 199706 Mthodesdemesureapplicablesauxmetteurs radiolectriques Partie14: Produitsdintermodulationlextrieurducanal provoquspardeuxmetteursouplusutilisan

15、tla mmeantenneoudesantennesadjacentes Methodsofmeasurementforradiotransmitters Part14: Externalintermodulationproductscausedbytwo ormoretransmittersusingthesameoradjacent antennas CommissionElectrotechniqueInternationale InternationalElectrotechnicalCommission Pourprix,voircatalogueenvigueur Forpric

16、e,seecurrentcatalogue IEC1997Droitsdereproductionrservs Copyrightallrightsreserved Aucunepartiedecettepublicationnepeuttrereproduiteni utilisesous quelqueformequecesoitetparaucun procd,lectroniqueoumcanique,ycomprislaphoto copieetlesmicrofilms,sanslaccordcritdelditeur. Nopartofthispublicationmaybere

17、producedorut ilizedin anyformorbyanymeans,electronicormechanical, includingphotocopyingandmicrofilm,withoutpermissionin writingfromthepublisher. InternationalElectrotechnicalCommission 3,ruedeVarembGeneva,Switzerland Telefax:+41229190300 email:inmailiec.ch IECwebsitehttp:/www.iec.ch CODEPRIX PRICECO

18、DE T2 6024414CEI:1997 SOMMAIRE Pages AVANTPROPOS 4 INTRODUCTION . 8 Articles 1 Domainedapplication. 10 2 Rfrencesnormatives. 10 3 Dfinitions 12 4 Procdgnraldemesure 14 4.1 Introduction . 14 4.2 Mesuressurlesfeedersdmetteurs 14 4.3 Prcautionsprendrependantlesmesures. 14 4.4 Mesureshorsondes 16 4.5 Pr

19、cautionsspcialesprendrepoureffectuerdesmesureshorsondes . 16 5 Mthodesdemesurepouruneconfigurationouunservicedmetteurs particuliers . 16 5.1 MesurespourmetteursderadiodiffusionenVHF . 16 5.2 Mesuresencasdantennesadjacentes 18 5.3 Mesuresencasdantennecommune . 18 6 Prsentationdesrsultats 20 Figures 1

20、 Mesuressurlesfeedersdmetteurs. 22 2 Mesureshorsondes 22 3 Dispositifdemesuregnraldestinauxmetteursalimentantdesantennesspares 24 4 Dispositifdemesuregnraldestinauxmetteursalimentantuneantenneunique. 26 5 Dispositifdemesurealternatifdestinauxmetteursalimentantuneantenneunique. 28 6 Configurationstyp

21、iquesdesstationsHF 30 Annexes A Notesthoriques 32 B Calculduniveaudesproduitsdintermodulationrayonns( q=1) 38 C Niveaudepuissancemaximalautorisdesmissionsindsirables . 406024414IEC:1997 3 CONTENTS Page FOREWORD. 5 INTRODUCTION . 9 Clause 1 Scope. 11 2 Normativereferences . 11 3 Definitions 13 4 Gene

22、ralmeasuringprocedure. 15 4.1 Introduction . 15 4.2 Measurementsintransmitterfeeders . 15 4.3 Precautionstobeobservedwhenmakingmeasurements. 15 4.4 Offairmeasurements 17 4.5 Specialprecautionstobeobservedwhenmakingoffairmeasurements. 17 5 Methodsofmeasurementforspecifictransmitterserviceorconfigurat

23、ion . 17 5.1 MeasurementsforVHFradiotransmitters 17 5.2 Measurementsforadjacentantennas. 19 5.3 Measurementsforacommonantenna . 19 6 Presentationoftheresults 21 Figures 1 Measurementsintransmitterfeeders 23 2 Offairmeasurements. 23 3 Generalarrangementfortransmittersfeedingseparateantennas 25 4 Gene

24、ralarrangementfortransmittersfeedingasingleantenna. 27 5 Alternativearrangementfortransmittersfeedingasingleantenna. 29 6 TypicalHFstationconfigurations 31 Annexes A Theoreticalnotes 33 B Calculationofradiatedlevelsofintermodulationproducts( q=1) 39 C Maximumpermittedpowerlevelofspuriousemissions 41

25、4 6024414CEI:1997 COMMISSIONLECTROTECHNIQUEINTERNATIONALE _ MTHODESDEMESUREAPPLICABLESAUXMETTEURS RADIOLECTRIQUES Partie14:Produitsdintermodulationlextrieurducanalprovoqus pardeuxmetteursouplusutilisantlammeantenne oudesantennesadjacentes AVANTPROPOS 1) LaCEI(CommissionElectrotechniqueInternationale

26、)estuneorganisationmondialedenormalisation composedelensembledescomitslectrotechniquesnationaux(ComitsnationauxdelaCEI).LaCEIa pourobjetdefavoriserlacooprationinternationalepourtouteslesquestionsdenormalisationdansles domainesdellectricitetdellectronique.Aceteffet,laCEI,entreautresactivits,publiedes

27、Normes Internationales.Leurlaborationestconfiedescomitsdtudes,auxtravauxdesquelstoutComit nationalintressparlesujettraitpeutparticiper.Lesorganisationsinternationales,gouvernementaleset nongouvernementales,enliaisonaveclaCEI,participentgalementauxtravaux.LaCEIcollabore troitementaveclOrganisationInt

28、ernationaledeNormalisation(ISO),selondesconditionsfixesparaccord entrelesdeuxorganisations. 2) LesdcisionsouaccordsofficielsdelaCEIconcernantlesquestionstechniques,reprsentent,dansla mesuredupossibleunaccordinternationalsurlessujetstudis,tantdonnquelesComitsnationaux intressssontreprsentsdanschaquec

29、omitdtudes. 3) Lesdocumentsproduitsseprsententsouslaformederecommandationsinternationales.Ilssontpublis commenormes,rapportstechniquesouguidesetagrscommetelsparlesComitsnationaux. 4) Danslebutdencouragerlunificationinternationale,lesComitsnationauxdelaCEIsengagentappliquer defaontransparente,danstou

30、telamesurepossible,lesNormesinternationalesdelaCEIdansleursnormes nationalesetrgionales.ToutedivergenceentrelanormedelaCEIetlanormenationaleourgionale correspondantedoittreindiqueentermesclairsdanscettedernire. 5) LaCEInafixaucuneprocdureconcernantlemarquagecommeindicationdapprobationetsa responsabi

31、litnestpasengagequandunmatrielestdclarconformelunedesesnormes. 6) LattentionestattiresurlefaitquecertainsdeslmentsdelaprsenteNormeinternationalepeuventfaire lobjetdedroitsdepropritintellectuelleoudedroitsanalogues.LaCEInesauraittretenuepour responsabledenepasavoiridentifidetelsdroitsdepropritetdenep

32、asavoirsignalleurexistence. LaNormeinternationaleCEI 6024414attablieparlesouscomit12C:Matriels metteurs,ducomitdtudes12delaCEI:Radiocommunications. LaprsenteNormeinternationaleremplacetouslesarticlesdelaCEI602442relatifsaux mthodesdemesuredesproduitsdintermodulationlextrieurducanal.Elleconstitue une

33、nouvellepartiedelaCEI60244.UnnombredepartiesexistantesdelaCEI60244sonten coursdervisionetlespartieslesplusanciennesserontrvisesouretires.Quandce processusseratermin,lanormecompltecomprendralaPartie1,ayanttraitaux caractristiquesgnrales,olontrouveradesrfrencescorrespondantauxpublicationsde lUlTRouduR

34、glementdesradiocommunications,etunnombredepartiesddiesuntype particulierdquipements. IlconvientdenoterqueletravailentreprisparlUlTRsurlesproblmesdecompatibilitentre lesservicesderadiodiffusionetlesservicesaronautiques,suitelextensiondelaBandeII 108MHz,atprisencomptedanslaprparationdelaprsenteNormein

35、ternationale.6024414IEC:1997 5 INTERNATIONALELECTROTECHNICALCOMMISSION _ METHODSOFMEASUREMENTFORRADIOTRANSMITTERS Part14:Externalintermodulationproducts causedbytwoormoretransmitters usingthesameoradjacentantennas FOREWORD 1) TheIEC(InternationalElectrotechnicalCommission)isaworldwideorganizationfor

36、standardization comprisingallnationalelectrotechnicalcommittees(IECNationalCommittees).TheobjectoftheIECisto promoteinternationalcooperationonallquestionsconcerningstandardizationintheelectricalandelectronic fields.Tothisendandinadditiontootheractivities,theIECpublishesInternationalStandards.Their p

37、reparationisentrustedtotechnicalcommittees;anyIECNationalCommitteeinterestedinthesubjectdealt withmayparticipateinthispreparatorywork.International,governmentalandnongovernmentalorganizations liaisingwiththeIECalsoparticipateinthispreparation.TheIECcollaboratescloselywiththeInternational Organizatio

38、nforStandardization(ISO)inaccordancewithconditionsdeterminedbyagreementbetweenthe twoorganizations. 2) TheformaldecisionsoragreementsoftheIEContechnicalmattersexpress,asnearlyaspossible,an internationalconsensusofopinionontherelevantsubjectssinceeachtechnicalcommitteehasrepresentation fromallinteres

39、tedNationalCommittees. 3) Thedocumentsproducedhavetheformofrecommendationsforinternationaluseandarepublishedinthe formofstandards,technicalreportsorguidesandtheyareacceptedbytheNationalCommitteesinthat sense. 4) Inordertopromoteinternationalunification,IECNationalCommitteesundertaketoapplyIECInterna

40、tional Standardstransparentlytothemaximumextentpossibleintheirnationalandregionalstandards.Any divergencebetweentheIECStandardandthecorrespondingnationalorregionalstandardshallbeclearly indicatedinthelatter. 5) TheIECprovidesnomarkingproceduretoindicateitsapprovalandcannotberenderedresponsibleforany

41、 equipmentdeclaredtobeinconformitywithoneofitsstandards. 6) AttentionisdrawntothepossibilitythatsomeoftheelementsofthisInternationalStandardmaybethe subjectofpatentrights.TheIECshallnotbeheldresponsibleforidentifyinganyorallsuchpatentrights. lnternationalStandardIEC6024414hasbeenpreparedbysubcommitt

42、ee12C:Transmitting equipment,ofIECtechnicalcommittee12:Radiocommunications. ThisInternationalStandardsupersedesallclausesofIEC602442,dealingwithmethodsfor measuringexternalintermodulationproducts.ItisoneofaseriesofpartsofIEC60244. SeveralexistingpartsofIEC60244arecurrentlyunderreviewandsomeoftheolderpartswill berevisedorwithdrawn.Whenthisprocessiscomplete,theoverallstandardwillcomprise Part1whichdealswithgeneralcharacteristicsincludingcrossreferencestoInternational RadioRegulationsandr