- 產品
- 供應
- 公司
- 新聞
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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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| 測量范圍 | 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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| 測量精確度 | ||||||
| Frequency Range | 31.5HZ-8.5KHZ
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31.5HZ-8.5KHZ
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| 頻率響應 | ||||||
| Linearity Range | 50dB
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50dB
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| 動態范圍 | ||||||
| AC/DC Output | √
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√
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| AC/DC 信號輸出 | ||||||
| Auto Power Shut Off | √
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√
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| 自動關機功能 | ||||||
| Low Battery Indication | √
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√
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| 低電顯示功能 | ||||||
| Over Range Indication | √
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√
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| 過載提示 | ||||||
| Digit & Resolution | 5Digits & 0.1dB
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5Digits & 0.1dB
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| 數位及分辨率 | ||||||
| Time Weighting Selection | Fast/Slow
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Fast/Slow
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| 動態特性選擇 | ||||||
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| Frequency Weighting | A & C
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A & C
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| 頻率加權特性 | ||||||
| Sound Measuring Level Selection | √
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√
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| 測量檔位選擇 | ||||||
| Max Hold Function | √
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√
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| 最大值鎖定 | ||||||
| Sampling Frequency | 2 times/sec
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2 times/sec
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