详细说明 |
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品牌:强越 | 产地:上海 | 价格:0人民币/台 | 规格:AR824 | 简要说明: 强越牌的数字噪音器产品:估价:0,规格:AR824,产品系列编号:齐全 | | | | 详细介绍: 数字噪音器AR824产品详细说明
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AR-814
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AR-824
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Measuring Range |
30~130dBA
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30~130dBA
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测量范围 |
35~130dBC
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35~130dBC
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Accuracy |
±1.5dB
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±1.5dB
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测量精确度 |
Frequency Range |
31.5HZ-8.5KHZ
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31.5HZ-8.5KHZ
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频率响应 |
Linearity Range |
50dB
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50dB
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动态范围 |
AC/DC Output |
√
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√
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AC/DC 信号输出 |
Auto Power Shut Off |
√
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√
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自动关机功能 |
Low Battery Indication |
√
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√
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低电显示功能 |
Over Range Indication |
√
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√
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过载提示 |
Digit & Resolution |
5Digits & 0.1dB
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5Digits & 0.1dB
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数位及分辨率 |
Time Weighting Selection |
Fast/Slow
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Fast/Slow
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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 |
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Frequency Weighting |
A & C
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A & C
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频率加权特性 |
Sound Measuring Level Selection |
√
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√
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测量档位选择 |
Max Hold Function |
√
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√
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最大值锁定 |
Sampling Frequency |
2 times/sec
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2 times/sec
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