Standard No.:	GY/T 187-2002
English Name:	Serial multichannel audio digital interfance
Chinese Name:	多通路音频数字串行接口
Chinese Classification:	M64    Program transmission system interface
Professional Classification:	GY    Professional Standard - Radio, Film and TV
Issued by:	State Administration of Radio, Film and Television
Issued on:	2002-12-20
Implemented on:	2003-2-1
Status:	valid
Language:	English
File Format:	PDF
Word Count:	5500 words
Price(USD):	160.00
Delivery:	via email in 1~3 business day

本标准规定了多通路音频数字串行接口(MADI)的数据构成和电气特性。
本标准适用于在同轴电缆或光缆上进行以线性表示的，取样频率范围在32kHz～48kHz（±12.5％）,分辨率达每通道24比特（见图1）的56通道数字音频串行传输。
本标准只支持从一个发射机到一个接收机的单点对单点连接。