华盛昌科技_华盛昌 DT-8850噪音计

符合IEC651 Type2标准
● 最大最小值/数据保持
● F/S快慢速时间计权
● A/C声级频率计权
● 在31.5Hz-8KHz范围内，量程为35-130dB
● 4位液晶显示屏的分辨率为0.1dB
● 高/低双频段测量
● 内置校准检查功能
● AC和DC类比信号输出，3.5mm同轴插孔连接至频率分析仪、FFT分析仪或X-Y轴记录器做数据统计分析

Microsoft YaHei//;font-size: 12px;line-height: 2">适用标准	Microsoft YaHei//;line-height: 2">IEC651 Type2
Microsoft YaHei//;font-size: 12px;line-height: 2">频率范围	Microsoft YaHei//;line-height: 2">31.5Hz~8KHz
Microsoft YaHei//;font-size: 12px;line-height: 2">测量范围	Microsoft YaHei//;line-height: 2">35~130dB(Microsoft YaHei//;font-size: 12px;line-height: 2">低频段Microsoft YaHei//;font-size: 12px;line-height: 2">35-100dBMicrosoft YaHei//;font-size: 12px;line-height: 2">，高频段Microsoft YaHei//;font-size: 12px;line-height: 2">65-130dB)
Microsoft YaHei//;font-size: 12px;line-height: 2">声级频率计权	Microsoft YaHei//;line-height: 2">AMicrosoft YaHei//;font-size: 12px;line-height: 2">和Microsoft YaHei//;font-size: 12px;line-height: 2">C
Microsoft YaHei//;font-size: 12px;line-height: 2">麦克风	Microsoft YaHei//;line-height: 2">1/2Microsoft YaHei//;font-size: 12px;line-height: 2">英寸极化电容式麦克风
Microsoft YaHei//;font-size: 12px;line-height: 2">校准	Microsoft YaHei//;font-size: 12px;line-height: 2">在Microsoft YaHei//;font-size: 12px;line-height: 2">1kHzMicrosoft YaHei//;font-size: 12px;line-height: 2">正弦波，Microsoft YaHei//;font-size: 12px;line-height: 2">94dBMicrosoft YaHei//;font-size: 12px;line-height: 2">信号校准
Microsoft YaHei//;font-size: 12px;line-height: 2">显示	Microsoft YaHei//;line-height: 2">4Microsoft YaHei//;font-size: 12px;line-height: 2">位液晶显示，分辨率Microsoft YaHei//;font-size: 12px;line-height: 2">0.1dBMicrosoft YaHei//;font-size: 12px;line-height: 2">，数值更新Microsoft YaHei//;font-size: 12px;line-height: 2">2Microsoft YaHei//;font-size: 12px;line-height: 2">次Microsoft YaHei//;font-size: 12px;line-height: 2">/Microsoft YaHei//;font-size: 12px;line-height: 2">秒
Microsoft YaHei//;font-size: 12px;line-height: 2">时间计权	Microsoft YaHei//;line-height: 2">FMicrosoft YaHei//;font-size: 12px;line-height: 2">快速反应Microsoft YaHei//;font-size: 12px;line-height: 2">(125Microsoft YaHei//;font-size: 12px;line-height: 2">毫秒Microsoft YaHei//;font-size: 12px;line-height: 2">), SMicrosoft YaHei//;font-size: 12px;line-height: 2">慢速反应Microsoft YaHei//;font-size: 12px;line-height: 2">(1Microsoft YaHei//;font-size: 12px;line-height: 2">秒Microsoft YaHei//;font-size: 12px;line-height: 2">)
Microsoft YaHei//;font-size: 12px;line-height: 2">精确度	Microsoft YaHei//;font-size: 12px;line-height: 2">±Microsoft YaHei//;font-size: 12px;line-height: 2">1.5dB (Microsoft YaHei//;font-size: 12px;line-height: 2">在Microsoft YaHei//;font-size: 12px;line-height: 2">94dBMicrosoft YaHei//;font-size: 12px;line-height: 2">，Microsoft YaHei//;font-size: 12px;line-height: 2">1 kHzMicrosoft YaHei//;font-size: 12px;line-height: 2">参考条件下Microsoft YaHei//;font-size: 12px;line-height: 2">)
Microsoft YaHei//;font-size: 12px;line-height: 2">动态范围	Microsoft YaHei//;line-height: 2">65dB
Microsoft YaHei//;font-size: 12px;line-height: 2">超载显示	Microsoft YaHei//;font-size: 12px;line-height: 2">“Microsoft YaHei//;font-size: 12px;line-height: 2">OVERMicrosoft YaHei//;font-size: 12px;line-height: 2">”符号
Microsoft YaHei//;line-height: 2">ACMicrosoft YaHei//;font-size: 12px;line-height: 2">输出	Microsoft YaHei//;line-height: 2">0.65Vrms(Microsoft YaHei//;font-size: 12px;line-height: 2">每一范围档Microsoft YaHei//;font-size: 12px;line-height: 2">),Microsoft YaHei//;font-size: 12px;line-height: 2">输出电阻约Microsoft YaHei//;font-size: 12px;line-height: 2">600Microsoft YaHei//;font-size: 12px;line-height: 2">Ω
Microsoft YaHei//;line-height: 2">DCMicrosoft YaHei//;font-size: 12px;line-height: 2">输出	Microsoft YaHei//;line-height: 2">10mV/dB,Microsoft YaHei//;font-size: 12px;line-height: 2">输出电阻约Microsoft YaHei//;font-size: 12px;line-height: 2">100Microsoft YaHei//;font-size: 12px;line-height: 2">Ω
Microsoft YaHei//;font-size: 12px;line-height: 2">电源	Microsoft YaHei//;font-size: 12px;line-height: 2">一个Microsoft YaHei//;font-size: 12px;line-height: 2">9VMicrosoft YaHei//;font-size: 12px;line-height: 2">电池（Microsoft YaHei//;font-size: 12px;line-height: 2">006PMicrosoft YaHei//;font-size: 12px;line-height: 2">或Microsoft YaHei//;font-size: 12px;line-height: 2">IEC 6F22Microsoft YaHei//;font-size: 12px;line-height: 2">或Microsoft YaHei//;font-size: 12px;line-height: 2">NEDA 1604Microsoft YaHei//;font-size: 12px;line-height: 2">）
Microsoft YaHei//;font-size: 12px;line-height: 2">电池寿命	Microsoft YaHei//;font-size: 12px;line-height: 2">至少Microsoft YaHei//;font-size: 12px;line-height: 2">50Microsoft YaHei//;font-size: 12px;line-height: 2">个小时Microsoft YaHei//;font-size: 12px;line-height: 2">(Microsoft YaHei//;font-size: 12px;line-height: 2">碱性电池Microsoft YaHei//;font-size: 12px;line-height: 2">)
Microsoft YaHei//;font-size: 12px;line-height: 2">外型尺寸	Microsoft YaHei//;line-height: 2">2456431 mm
Microsoft YaHei//;font-size: 12px;line-height: 2">重量	Microsoft YaHei//;line-height: 2">255 g (Microsoft YaHei//;font-size: 12px;line-height: 2">含电池Microsoft YaHei//;font-size: 12px;line-height: 2">) Microsoft YaHei//;font-size: 12px;line-height: 2">

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