• BS EN 61179:1993

    Current The latest, up-to-date edition.

    Specification for helical-scan digital composite video cassette recording system using 19 mm magnetic tape, format D2 (NTSC, PAL, PAL-M)

    Available format(s):  Hardcopy, PDF

    Language(s):  English

    Published date:  15-12-1993

    Publisher:  British Standards Institution

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    Table of Contents - (Show below) - (Hide below)

    Cooperating organizations
    National foreword
    Foreword
    Introduction
    Section 1: General
    1.1 Scope
    1.2 Normative references
    1.3 Definitions, symbols and abbreviations
    1.4 Environment and test conditions, reference tape
          and calibration tape
    Section 2: Videotape-cassette
    2.1 Mechanical parameters
    2.2 Videotape specification
    Section 3: Helical recordings
    3.1 Tape speed
    3.2 Record location and dimensions
    3.3 Helical track record curvature, tolerance zones,
          centre lines
    3.4 Relative positions of recorded signals
    3.5 Gap azimuth
    3.6 Transport and scanner
    Section 4: Program track data arrangement
    4.1 Introduction
    4.2 Labelling convention
    4.3 Sector details
    4.4 Edit gaps
    4.5 Channel code
    Section 5: Video interface
    5.1 Encoding parameters
    5.2 Parallel digital signal interface
    5.3 Serial digital signal interface
    Section 6: Audio interface
    6.1 Encoding parameters
    6.2 Digital signal interface
    Section 7: Video processing
    7.1 Recorded data
    7.2 Intersector distribution
    7.3 Intrasector shuffling
    7.4 Sector array
    7.5 Outer code error protection
    Section 8: Audio processing
    8.1 Introduction
    8.2 Source coding
    8.3 Source processing
    8.4 Auxiliary words
    8.5 Outer error protection
    8.6 Inner protection and channel coding
    8.7 Order of transmission to inner coding
    8.8 Order of audio sectors
    Section 9: Longitudinal tracks
    9.1 General
    9.2 Relative timing
    9.3 Control track
    9.4 Cue record
    9.5 Time code record
    Annexes
    A. Audio levels
    B. Cross-tape track measurement technique
    C. Examples of error correcting codes
    Annex ZA (normative) Other international publications
    quoted in this standard with the references of the
    relevant European publications
    National annex NA (informative) Committees responsible
    National annex NB (informative) Cross-references

    Abstract - (Show below) - (Hide below)

    Defines the electrical and mechanical characteristics of equipment which permits the interchangeability of 19 mm cassettes containing digitally recorded programmes for use with composite TV signals (NTSC, PAL-M) - 525 lines with frame frequency of 29,97 Hz and (PAL) 625 lines with frame frequency of 25 Hz.

    General Product Information - (Show below) - (Hide below)

    Committee EPL/100
    Development Note Also numbered as IEC 61179 Supersedes 89/26534 DC (11/2005)
    Document Type Standard
    Publisher British Standards Institution
    Status Current

    Standards Referenced By This Book - (Show below) - (Hide below)

    BS 7868:1996 Guide for calibration tapes for broadcast VTRs
    BS EN 61327:1996 Helical-scan digital composite video cassette recording system using 12,65 mm (0,5 in) magnetic tape. Format D-3

    Standards Referencing This Book - (Show below) - (Hide below)

    BS EN 60735:1992 Methods for measurement of video tape properties
    BS 7239(1989) : AMD 8452 SPECIFICATION FOR DIGITAL AUDIO INTERFACE
    BS 6865:1987 Specification for time and control codes for video tape recorders
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