BS 7422-1991 标准详情
- 标准号:BS 7422-1991
- 中文标题:在有超声波的情况下可听声音测量用滤波器规范
- 英文标题:specification for filters for the measurement of audible sound in the presence of ultrasound
- 标准类别:英国标准
- 发布日期:1991-02-28
Gives the electrical characteristics of a U-weighting filter for use with sound level meters measuring audible sound in the presence of ultrasound. Covers filter characteristics, sensitivity to various environments, and rating information and instruc
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