IEC 62356-1 pdf download Video recording – 12,65 mm TYPE D-11 format – Part 1: Tape recording 1 Scope This International Standard specifies the format for the recording of Type D-11 compressedpictures，four channels of AES3 data and associated data which form helical records on12,65 mm tape in cassettes. This standard also defines the helical track record parameters,the content and format...