IEC 60268的本部分定义了STI模型、测试信号、测量和预测 方法。 本文件的目的是为所有类型的用户提供全面的手册 音频、通信和声学领域的STI模型。购买本文件时可获得的所有当前修订均包含在购买本文件中。

This part of IEC 60268 defines the STI model, test signals, measurement and prediction methods. The objective of this document is to provide a comprehensive manual for all types of users of the STI model in the fields of audio, communications and acoustics.All current amendments available at time of purchase are included with the purchase of this document.