SJT 11716-2018 微型扬声器主要性能测试方法.pdf

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SJT 11716-2018 微型扬声器主要性能测试方法.pdf

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ICS . 31 160.25 M 74 备案号：63653—2018 中华人民共和国电子行业标准 SJ/T 11716—2018 微型扬声器主要性能测试方法 Methods of measurement for main characteristics of micro-speakers 2018-04-30 发布 2018-07-01 实施 SJ/T 11716—2018 目次前言····································································································································································· IV 1 范围································································································································································································ 1 2 规范性引用文件············································································································································································ 1 3 术语和缩略语················································································································································································ 1 3.1 额定····················································································································································································· 1 3.2 宽带噪声信号······································································································································································ 1 3.3 窄带噪声信号······································································································································································ 1 3.4 THD ····································································