IEC 61079-3-1993 Methods of measurement on receivers for satellite broadcast transmissions in the 12 GHz band part 3 electrical measurements of overall performance of receiver syst.pdf
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1、NORME INTERNATIONALE INTERNATIONAL STANDARD CE1 IEC 61 079-3 Premire dition First edition 1993-04 Mthodes de mesure sur les recepteurs dmissions de radiodiffusion par satellite dans la bande 12 GMz Partie 3: Mesures lectriques des performances globales des systmes de reception constitus dune unit ex
2、trieure et dun syntoniseur pour la radiodiffusion directe par satellite Methods of measurement on receivers for satellite broadcast transmissions in the 12 GHz band Part 3: Elect ri cal measu remen ts of overa I I performance of receiver systems comprising an outdoor unit and a DBS tuner unit Numro
3、de rfrence Reference number CEI/IEC 61079-3: 1993 Numros des publications Depuis le ler janvier 1997, les publications de la CE1 sont numrotes partir de 60000. Publications consolides Les versions consolides de certaines publications de la CE1 incorporant les amendements sont disponibles. Par exempl
4、e, les numros ddition 1.0, 1.1 et 1.2 indiquent respectivement la publication de base, la publication de base incorporant lamendement 1, et la publication de base incorporant les amendements 1 et 2. Validit de la prsente publication Le contenu technique des publications de la CE1 est constamment rev
5、u par la CE1 afin quil reflte ltat actuel de la technique. Des renseignements relatifs la date de reconfir- mation de la publication sont disponibles dans le Catalogue de la CEI. Les renseignements relatifs des questions ltude et des travaux en cours entrepris par le comit technique qui a tabli cett
6、e publication, ainsi que la liste des publications tablies, se trouvent dans les documents ci- dessous: (Site web de la CEI* Catalogue des publications de la CE1 Publi annuellement et mis a jour rgulirement (Catalogue en ligne) Bulletin de la CE1 Disponible la fois au de la CEI et comme priodique im
7、prim Terminologie, symboles graphiques et littraux En ce qui concerne la terminologie gnrale, le lecteur se reportera any IEC National Committee interested in the subject dealt with may participate in this preparatory work. International, governmental and non-governmental organizations liaising with
8、 the IEC also participate in this preparation. The IEC collaborates closely with the International Organization for Standardization (ISO) in accordance with conditions determined by agreement between the two organizations. 2) The formal decisions or agreements of the IEC on technical matters, prepar
9、ed by Technical Committees on which all the National Committees having a special interest therein are represented, express, as nearly as possible, an international consensus of opinion on the subjects dealt with. 3) They have the form of recommendations for international use published in the form of
10、 Standards, Technical Reports or Guides and they are accepted by the National Committees in that sense. 4) In order to promote international unification, IEC National Committees undertake to apply IEC International Standards transparently to the maximum extent possible in their national and regional
11、 standards. Any divergence between the IEC Standard and the corresponding national or regional standard shall be clearly indicated in the latter. International Standard IEC 1079-3 has been prepared by sub-committee 12A: Receiving equipment, of IEC technical committee 12: Radiocommunications. The tex
12、t of this standard is based on the following documents: I 12A(C0)151 and 15A I 12A(C0)166 I Full information on the voting for the approval of this standard can be found in the report on voting indicated in the above table. 1079-3 O CEI: 1 993 -6- La CE1 1079 comprend les parties suivantes, prsentes
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