I.S. EN 60756:1993
Current
The latest, up-to-date edition.
NON-BROADCAST VIDEO TAPE RECORDERS TIME BASE STABILITY
Hardcopy , PDF
English
01-01-1993
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.
Committees responsible
National foreword
Specification
1. Scope and object
2. Definitions concerning time base stability
2.1 Gap
2.2 Phase step
2.3 Deviation of line frequency
2.4 Deviation of colour carrier frequency
2.5 Relative displacement
3. Measurement of time base errors
3.1 Gap
3.2 Phase step
3.3 Deviation of line frequency
3.4 Deviation of colour carrier frequency
4. Maximum values of time base errors
4.1 Gap
4.2 Phase step
4.3 Deviation of line frequency
4.4 Deviation of colour carrier frequency
5. Weighting curves
5.1 Weighting curve for CCIR System 525/60
5.2 Weighting curve for CCIR System 625/50
6. Time base stability at playback speeds different
from the nominal value
6.1 Signal transitions
6.2 Horizontal synchronizing signal
6.3 Vertical synchronizing signal
Figures
1. Signal transition (one field) - One head is used per
scan
2. Signal transitions (one field) = More than one head
is used per scan
3. Test arrangement for checking the distortion of the
synchronizing signal due to signal transitions
during playback in 'trick'-mode
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