What is this BS EN 61834-6 - Helical-scan digital video cassette recording system about?
BS EN 61834-6 discusses recording and helical-scan digital video cassette recording system using 6,35 mm magnetic tape for consumer use (525-60, 625-50, 1125-60 and 1250-50 systems) with a focus on SDL format.
BS EN 61834-6 is the sixth part of the multi-series on that describes the format extension, using higher compression to increase recording time and reduce running cost. While all DVCRs must have the capability of recording and/or playback in SD (SP) mode, this extension is optional.
Who is BS EN 61834-6 - Helical-scan digital video cassette recording system for?
BS EN 61834-6 on helical-scan digital video cassette recording system is useful for:
- Audio equipment manufactures
- Audio programmers
- Music producers
- Sound technicians
- Recording and dubbing studios
- Regulatory bodies
Why should you use BS EN 61834-6 - Helical-scan digital video cassette recording system?
The audio signal is recorded in one audio block. The audio block is composed of five audio sectors in five consecutive tracks for the 525-60 system, or six audio sectors in six consecutive tracks for the 625-50 system. Audio samples and undefined values are shuffled over tracks and data-sync blocks within a frame.
BS EN 61834-6 provides one mode of encoding audio data within the audio block. The encoding parameters are defined. BS EN 61834-6 summarizes the specification for long play mode with high compression. BS EN 61834-6 specifies the applied specification of the definition of AUX position on digital interface in SDL mode.
