標準號：BS EN 61834-2-1999
中文標準名稱：錄制.家用6,35mm磁帶(525-60,625-50,1125-60和1250-50螺線掃描數字盒式錄像系統.第2部分:525-60和625-50制用SD格式
英文標準名稱：Recording - 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) - SD format for 525-60 and 625-50 systems
標準類型：M71
發布日期：1999/1/15 12:00:00
實施日期：1999/1/15 12:00:00
中國標準分類號：M71
國際標準分類號：33.160.40
適用范圍：This part of IEC 61834 specifies the content, format and recording method of the data blocksforming the helical records on the tape containing audio, video, and system data. It describesthe specifications for the 525-line system with a frame frequency of 29,97 Hz (hereinafterreferred to as 525-60 system) and 625-line system with a frame frequency of 25,OO Hz(hereinafter referred to as 625-50 system) which are not included in part 1. One video channeland two independent audio channels are recorded in the digital format. Each of these channelsis designed to be capable of independent editing. The video channel records and reproduces acomponent television signal in 525-60 and 625-50 systems.In this part, the data structure of a track is defined by APT = 000b which consists of four areasas described in 4.3.2 in part 1 and AP1 = AP2 = AP3 = 000b.