1、NORME INTERNATIONALE INTERNATIONAL STANDARD CE1 IEC 843-3 Premire dition First edition 1993-07 Systme de magntoscope cassette balayage hlicodal utilisant la bande magntique de 8 mm - Vido 8 mm Partie 3: Spcifications frquences leves pour Hi 8 Helical-scan video tape cassette system using 8 mm magnet
2、ic tape - 8 mm Video Part 3: High-band specifications for Hi 8 Numro de rfrence Reference number CEMEC 843-3: 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 d
3、e la CE1 incorporant les amendements sont disponibles. Par exemple, les numros ddition 1.0, 1.1 et 1.2 indiquent respectivement ia publication de base, la publication de base incorporant lamendement 1, et la publication de base incorporant les amendements 1 et 2. Validit de la presente publication L
4、e contenu technique des publications de ia CE1 est constamment revu 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 ia CEI. Les renseignements relatifs .i des questions ltude et d
5、es travaux en c-Urs entrepris par le comit technique qui a tabli cette 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 jour rgulirement (Catalogue en ligne)* Bulie
6、tin de la CE1 Disponible la fois JU 4te web de la CE! et comme priodique imprim Terminologie, symboles graphiques et littraux En ce qui concerne la terminologie gnrale, le lecteur se reportera la CE1 60050: Vocabulaire Elecfro- technique International (VEI). Pour les symboles graphiques, les symbole
7、s littraux et les signes d sage gnral approuvs par la CEI, le lecteur consuIterL la CE1 60027: Symboles littraux a utiliser en lectrotechnique, la CE1 6041 7: Symboles graphiques utilisables sur le matriel. Index, relev et compilation des feuilles individuelles, et la CE1 60617: Symboles graphiques
8、pour schmas. Voir adresse .site web, sur la page de titre. Numbering As from 1 January 1997 all IEC publications are issued with a designation in the 60000 series. Consolidated publications Consolidated versions of some IEC publications including amendments are available. For example, edition number
9、s 1.0, 1.1 and 1.2 refer, respectively, to the base publication, the base publication incor- porating amendment 1 and the base publication incorporating amendments 1 and 2. Validity of this publication The technical content of IEC publications is kept under constant review by the IEC, thus ensuring
10、that the content reflects current technology. Information relating to the date of the reconfirmation of the publication is available in the IEC catalogue. Information on the subjects under consideration and work in progress undertaken by the technical committee which has prepared this publication, a
11、s well as the list of publications issued, is to be found at the following IEC sources: IEC web site* Catalogue of IEC publications Published yearly with regular updates (On-line catalogue). Available both at the IEC web site* and as a printed periodical IEC Bulletin Terminology, graphical and lette
12、r symbols For general terminology, readers are referred to IEC 60050: International Electrotechnical Vocabulary (IEV). For graphical symbols, and letter symbols and signs approved by the IEC for general use, readers are referred to publications IEC 60027: Letter symbols to be used in electrical tech
13、nology, IEC 60417: Graphical symbols for use on equipment. Index, survey and compilation of the single sheets and IEC 60617: Graphical symbols for diagrams. * See web site address on title page. NORME INTERNATIONALE INTERNATIONAL STANDARD CE1 IEC 843-3 Premire dition First edition 1993-07 Systme de
14、magntoscope cassette balayage hlicodal utilisant la bande magntique de 8 mm - Vido 8 mm Partie 3: Spcifications frquences leves pour Hi 8 Helical-scan video tape cassette system using 8 mm magnetic tape - 8 mm Video Part 3: High-band specifications for Hi 8 0 CE1 1993 Droits de reproduction rservs -
15、 Copyright - all rights reserved Auwne partie de any IEC National Committee interested in the subject dealt with may participate in this preparatory work. International, governmental and non-governmental organizations liaising with the IEC also participate in this preparation. The IEC collaborates c
16、losely with the International Organization for Standardization (ISO) in accordance with conditions determined by agreement between the two organizations. The formal decisions or agreements of the IEC on technical matters, prepared by technical committees on which all the National Committees having a
17、 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 standards, technical reports or guides and they are accepted by the Nat
18、ional 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 standards. Any divergence between the IEC Standard and the correspondin
19、g national or regional standard shall be clearly indicated in the latter. 5) The IEC provides no marking procedure to indicate its approval and cannot be rendered responsible for any equipment declared to be in conformity with one of its standards. international Standard IEC 843-3 has been prepared
20、by Sub-Committee 60B: Video recording, of IEC Technical Committee No. 60: Recording. The text of this standard is based on the following documents: Full information on the voting for the approval of this standard can be found in the Voting Report indicated in the above table. Annex A forms an integr
21、al pari of this standard. Annex B is for information only. 843-3 O CEI:1993 -6- SYSTME DE MAGNTOSCOPE CASSETTE BALAYAGE HLICODAL UTILISANT LA BANDE MAGNTIQUE DE 8 mm - VIDO 8 mm Partie 3: Spcifications frquences leves pour Hi 8 1 Gnralits 1 .l Domaine dapplication La prsente partie de la CE1 843 con
22、tient les spcifications des bandes frquences leves pour lenregistrement et la lecture de haute qualit avec des systmes vido de 8 mm. Cette partie est applicable aussi bien aux signaux de tlvision 525 lignes - 60 trames quaux signaux 625 lignes - 50 trames. 1.2 Rfrences normatives Les documents norma
23、tifs suivants contiennent des dispositions qui, par suite de la rfrence qui y est faite, constituent des dispositions valables pour la prsente partie de la CE1 843. Au moment de la publication, les ditions indiques taient en vigueur. Tout document normatif est sujet rvision et les parties prenantes
24、aux accords fonds sur la prsente partie de la CE1 843 sont invites rechercher la possibilit dappliquer les ditions les plus rcentes des documents normatifs indiqus ci-aprs. Les membres de la CE1 et de IISO possdent le registre des normes internationales en vigueur. CE1 843-1, Systme de magntoscope c
25、assette balayage hlicodal utilisant la bande magntique de 8 mm - Vido 8 mm - Partie 1: Gnralits (en prparation). CE1 843-2: 1992, Systme de magntoscope cassette balayage hlicodal utilisant la bande magntique de 8 mm - Vido 8 mm - Partie 2: Systme audio multipiste MIC CE1 1 105: 1991, Bandes de rfren
26、ce pour les systmes de magntoscope. 2 Dfinition des bandes frquences leves 2.1 Bande de rfrence Les bandes 8 mm frquences leves doivent tre utilises avec les systmes vido 8 mm frquences leves. On a dfini une bande de rfrence pour mesurer les caractristiques de lenregistrement de bandes 8 mm frquence
27、s leves. Cette bande de rfrence est une bande (MP) numrote RSE-5001 spcifie dans la CE1 11 05. NOTE - Voir lannexe A pour les dtails de la RSE-5001. 2.2 Caractristiques vido de la bande frquences leves Toutes les mesures sont faire en comparant la bande de rfrence dcrite en 2.1 avec les valeurs de r
28、frence prises comme tant O dB. 843-3 O IEC: 1993 -7- HELICAL-SCAN VIDEO TAPE CASSETTE SYSTEM USING 8 mm MAGNETIC TAPE - 8 mm VIDEO Part 3: High-band specifications for Hi 8 1 General 1.1 Scope This part of IEC 843 provides high-band specifications for high-quality recording and playback with the 8 m
29、m video system. This part is applicable to both 525 line-60 field and 625 line-50 field TV signals. 1.2 Normative references The following normative documents contain provisions which, through reference in this text, constitute provisions of this part of IEC 843. At the time of publication, the edit
30、ions indicated were valid. All normative documents are subject to revision, and parties to agreements based on this part of IEC 843 are encouraged to investigate the possibility of applying the most recent editions of the normative documents indicated below. Members of IEC and IS0 maintain registers
31、 of currently valid International Standards. IEC 843-1, Helical-scan video tape cassette system using 8 mm magnetic tape - 8 mm Video - Part 7: General (in preparation). IEC 843-2: 1992, Helical-scan video tape cassette system using 8 mm magnetic tape - 8 mm Video - Part 2: PCM multi-track audio sys
32、tem IEC 1 105: 1991, Reference tapes for video tape recorder systems. 2 Definition of high-band tapes 2.1 Reference tape High-band 8 mm tapes shall be used for high-band 8 mm video system. A reference tape has been defined for measurements of the recording characteristics of the high-band 8 mm tapes
33、. This reference tape is an MP tape numbered RSE-5001 specified in IEC 11 05. NOTE - See annex A for details of the RSE-5001. 2.2 All measurements are to be made in comparison with the reference tape described in 2.1, with the reference values taken as O dB. Video characteristics of the high-band tape
