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CEI NORME IEC INTERNATIONALE 60835-3-7 INTERNATIONAL STANDARD Premiere édition First edition 1995-03 Methodes de mesure applicables au materiel utilise pour les systemes de transmission numérique en hyperfréquence Partie 3: Mesures applicables aux stations terriennes de teélécommunications par satellite Section 7: Facteur de qualité du systeme de réception Methods of measurement for equipment used in digital microwave radio transmission systems Part 3: Measurements on satellite earth stations Section 7: Figure-of-merit of receiving system IEC Numero de reference Referencenumber CEI/IEC60835-3-7:1995 Numéros des publications Numbering Depuisle1erjanvier1997,lespublicationsdelaCE As from 1 January 1997 all IEc publications are issued with a designation in the 60000 series. sontnuméroteesa partirde 60000. Publications consolidées Consolidated publications Les versions consolidées de certaines publications de Consolidated versions of someIEC publications la CEi incorporant les amendements sont disponibles. including amendments are availabie.For example, Par exemple, les numeros d'edition 1.0, 1.1 et 1.2 edition numbers 1.0, 1.1 and 1.2 refer, respectiveiy, to indiquent respectivement la publication de base, la the base publication, the base publication incor- publication de base incorporant I'amendement 1, et la porating amendment 1 and thebase publication publication de base incorporant les amendements 1 incorporatingamendments1and2. et 2. Validite de la présente publication Validity of this publication Le contenu technique des publications de la CEl est The technical content of IEc publications is kept constamment revu par la CEl afin qu'il refleteI'état under constant review by the IEC, thus ensuring that the content reflects current technology. actuel de la technique. Des renseignements relatifs a la date de reconfir- Information relating to the date of the reconfirmation mationdelapublication sontdisponiblesdansle of the publication is available in the IEC catalogue. Cataloguede la CEl Les renseignements relatifs a des questions a I'étude et Information on the subjects under consideration and des travaux en cours entrepris par le comite technique workin progressundertakenbythetechnical qui a établi cette publication,ainsi que la liste des committee which has prepared this publication, as wel! publications etablies, se trouvent dans les documents ci- as the list of publications issued,isto befound at the following IEC sources: “Site web> de la CEI* IEC web site* Catalogue des publications de la CEl Catalogue oflEC publications Publie annuellement et mis a jour Published yearly with regular updates regulierement (On-line catalogue)* (Catalogue en ligne)* IEC Bulletin Bulletin de la CEI Available both at the IEC web site* and Disponible a la fois au site web de la CEl* as a printed periodical et comme periodique imprime Terminology, graphical and letter Terminologie, symboles graphiques symbols et littéraux For general terminology,_readers are referred to En ce qui concerne la terminologie generale, le lecteur iEc 60050:Internationa'Electrotechnical Vocabulary se reportera a la CEl 60050: Vocabulaire Electro- (IEV). technigueInternational(VEl) Forgraphical symbols,andlettersymbolsandsigns Pour les symboles graphiques, les symboles litteraux approved by the IEC for general use, readers are et les signes d'usage general approuves par la CEl, le referred to publications IEC 60027: Letter symbols to lecteur consultera ia CEl 60027: Symboles litteraux a be used in electrical technology, IEc 60417: Graphical utiliser en electrotechnique, la CEi 60417: Symboles symbols for use on equipment.Index, survey and graphiquesutilisables surlemateriel.Index,releve et compilation of thesingle sheets and IEC 60617: compilation des feuilles individuelles, et la CEl 60617: Graphicalsymbolsfordiagrams. Symboles graphiques pour schemas. See web site address on title page. Voir adresse site webw sur la page de titre. CEI NORME IEC INTERNATIONALE 60835

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