IEC 60107-5:1992/AMD1:1999标准主要适用于使用NICAM数字音频系统的多声道音频电视广播接收机。该标准规定了一系列电气测量方法,以评估接收机的音频性能。这些测量方法包括:
1. 频率响应测量:该测量方法用于评估接收机的频率响应特性,以确定接收机是否能够准确地重现音频信号的频率范围。
2. 信噪比测量:该测量方法用于评估接收机的信噪比,以确定接收机是否能够准确地重现音频信号的动态范围。
3. 失真测量:该测量方法用于评估接收机的失真特性,以确定接收机是否能够准确地重现音频信号的原始形态。
4. 通道分离度测量:该测量方法用于评估接收机的通道分离度,以确定接收机是否能够准确地重现多声道音频信号。
5. 交调失真测量:该测量方法用于评估接收机的交调失真特性,以确定接收机是否能够准确地重现音频信号的动态范围。
IEC 60107-5:1992/AMD1:1999标准的实施可以确保电视广播接收机的音频性能符合国际标准,并且可以提供一种标准化的测量方法,以便不同厂家的接收机可以进行比较和评估。
相关标准
- IEC 60107-1:1991/AMD1:1999 Recommed methods of measurement on receivers for television broadcast transmissions - Part 1: General considerations
- IEC 60107-2:1991/AMD1:1999 Recommed methods of measurement on receivers for television broadcast transmissions - Part 2: Video measurements
- IEC 60107-3:1991/AMD1:1999 Recommed methods of measurement on receivers for television broadcast transmissions - Part 3: Sound measurements
- IEC 60107-4:1991/AMD1:1999 Recommed methods of measurement on receivers for television broadcast transmissions - Part 4: Electrical measurements on analogue television receivers
- IEC 60107-6:1992/AMD1:1999 Recommed methods of measurement on receivers for television broadcast transmissions - Part 6: Electrical measurements on satellite television receivers