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AR824数字噪音计噪音仪 buy in Xiamen
Buy AR824数字噪音计噪音仪
AR824数字噪音计噪音仪

AR824数字噪音计噪音仪

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China, Xiamen
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Description
easuring Range 30~130dBA 30~130dBA
测量范围 35~130dBC 35~130dBC
Accuracy ±1.5dB ±1.5dB
测量精确度
Frequency Range 31.5HZ-8.5KHZ 31.5HZ-8.5KHZ
频率响应
Linearity Range 50dB 50dB
动态范围
AC/DC Output
AC/DC 信号输出
Auto Power Shut Off
自动关机功能
Low Battery Indication
低电显示功能
Over Range Indication
过载提示
Digit & Resolution 5Digits & 0.1dB 5Digits & 0.1dB
数位及分辨率
Time Weighting Selection Fast/Slow Fast/Slow
动态特性选择
Microphone 1/2 Inch Electret Condenser Microphone
麦克风 1/2 英寸电容式麦克风
Frequency Weighting A & C A & C
频率加权特性
Sound Measuring Level Selection
测量档位选择
Max Hold Function
最大值锁定
Sampling Frequency 2 times/sec 2 times/sec
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AR824数字噪音计噪音仪
AR824数字噪音计噪音仪
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