I.S. EN 62071-1:2006
Current
The latest, up-to-date edition.
HELICAL-SCAN COMPRESSED DIGITAL VIDEO CASSETTE SYSTEM USING 6,35 MM MAGNETIC TAPE - FORMAT D-7 - PART 1: VTR SPECIFICATIONS
Hardcopy , PDF
English
01-01-2006
For Harmonized Standards, check the EU site to confirm that the Standard is cited in the Official Journal.
Only cited Standards give presumption of conformance to New Approach Directives/Regulations.
Dates of withdrawal of national standards are available from NSAI.
FOREWORD
1 Scope
2 Normative references
3 Abbreviations and acronyms
4 Environment and test conditions
4.1 Environment
4.2 Reference tape
4.3 Calibration tapes
5 Tap
5.1 Base
5.2 Width
5.3 Width fluctuation
5.4 Reference edge straightness
5.5 Tape thickness
5.6 Transmissivity
5.7 Offset yield strength
5.8 Magnetic coating
5.9 Coating coercivity
6 Helical recordings
6.1 Tape speed
6.2 Sectors
6.3 Record locations and dimensions
6.4 Helical track record tolerance zones
6.5 Relative positions of recorded information
6.6 Gap azimuth
7 Programme track data
7.1 General
7.2 Insert and track information (ITI) sector
7.3 Audio sector
7.4 Video sector
7.5 Subcode sector
7.6 Edit gap
8 Audio processing
8.1 General
8.2 Encoding mode
8.3 Audio shuffling
8.4 Audio auxiliary data (AAUX)
8.5 Error correction code addition
9 Video processing
9.1 General
9.2 Compressed macro block and data-sync block
9.3 Video auxiliary data (VAUX)
9.4 Error correction code addition
10 Subcode processing
10.1 General
10.2 Subcode data
10.3 Error correction code addition
11 Longitudinal tracks
11.1 Control track
11.2 Cue track
Annex A (normative) Tape tension
Annex B (normative) Track pattern during insert editing
Annex C (normative) Cross-tape track measurement technique
Annex D (normative) Frequency characteristics of F[0] track
Annex E (informative) Relationship between tape length and
recording time
Annex F (informative) Block diagram of D-7 recorder
Annex ZA (normative) Normative references to international
publications with their corresponding
European publications
Bibliography
Figures
Tables
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