GB/T 7348-1987 in English

《GB/T 7348-1987耳语标准频谱》由339-1（工业和信息化部（电子））归口，主管部门为工业和信息化部（电子）。
本标准给出汉语普通话耳语的标准频谱，简称耳语标准频谱，该耳语标准频谱作为一切产生、传输、接收和处理耳语信号的系统及电声器件的设计依据，并可作为模拟信号源的频谱成型依据。

Scope

This standard gives the standard spectrum of whispering in Mandarin Chinese, referred to as the standard spectrum of whispering. The standard spectrum of whispering is used as the design basis for all systems and electroacoustic devices that generate, transmit, receive and process whispering signals, and can be used as the spectrum shaping of analog signal sources. in accordance with.