AR824|数字噪音计|噪音仪/分贝仪/声级计/音量计产品型号: AR824
所在目录:
所在专场:
简单介绍
AR824|数字噪音计|噪音仪/分贝仪/声级计/音量计/AR824|数字噪音计|噪音仪/分贝仪/声级计/音量计
AR824|数字噪音计|噪音仪/分贝仪/声级计/音量计的详细介绍
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GENERAL FEATURES & SPECIFICATIONS
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一般功能和规格
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AR-814
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AR-824
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Measuring Range
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30~130dBA
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30~130dBA
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测量范围
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35~130dBC
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35~130dBC
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Accuracy
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±1.5dB
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±1.5dB
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测量精确度
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Frequency Range
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31.5HZ-8.5KHZ
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31.5HZ-8.5KHZ
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频率响应
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Linearity Range
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50dB
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50dB
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动态范围
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AC/DC Output
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√
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√
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AC/DC 信号输出
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Auto Power Shut Off
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√
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√
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自动关机功能
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Low Battery Indication
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√
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√
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低电显示功能
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Over Range Indication
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√
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√
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过载提示
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Digit & Resolution
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5Digits & 0.1dB
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5Digits & 0.1dB
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数位及分辨率
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Time Weighting Selection
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Fast/Slow
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Fast/Slow
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动态特性选择
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Microphone
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1/2 Inch Electret Condenser Microphone
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麦克风
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1/2 英寸电容式麦克风
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Frequency Weighting
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A & C
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A & C
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频率加权特性
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Sound Measuring Level Selection
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√
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√
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测量档位选择
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Max Hold Function
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√
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√
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最大值锁定
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Sampling Frequency
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2 times/sec
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2 times/sec
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取样频率
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GENERAL CHARACTERISTICS
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一般特征
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Power
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9V (Alkaline or DC Adapter)
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6V (4*AA Alkaline or DC Adapter)
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供电
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9V碱性电池或者电源适配器
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4节1.5VAA碱性电池或6V电源适配器
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LCD size
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30*50mm
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30*50mm
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LCD尺寸
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Product Color
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Ivory
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Ivory
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产品颜色
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象牙白
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象牙白
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Product Net Weight
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178g
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300g(include battery)
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产品净重
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Product Size
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207*70*29mm
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265*70*35mm
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