- 品牌/商標(biāo)：香港?，?/li>
- 企業(yè)類型：貿(mào)易商
- 新舊程度：全新
- 原產(chǎn)地：香港?，?/li>
噪音計(jì) 數(shù)字噪音器AR824
歡迎選購(gòu)數(shù)字噪音器AR824，公司承諾，所有商品保證原裝，一年保修，終身維護(hù)！數(shù)字噪音器AR824產(chǎn)品詳細(xì)說(shuō)明
AR-814 | AR-824 | |||||
Measuring Range | 30～130dBA | 30～130dBA | ||||
測(cè)量范圍 | 35～130dBC | 35～130dBC | ||||
Accuracy | ±1.5dB | ±1.5dB | ||||
測(cè)量度 | ||||||
Frequency Range | 31.5HZ-8.5KHZ | 31.5HZ-8.5KHZ | ||||
頻率響應(yīng) | ||||||
Linearity Range | 50dB | 50dB | ||||
動(dòng)態(tài)范圍 | ||||||
AC/DC Output | √ | √ | ||||
AC/DC 信號(hào)輸出 | ||||||
Auto Power Shut Off | √ | √ | ||||
自動(dòng)關(guān)機(jī)功能 | ||||||
Low Battery Indication | √ | √ | ||||
低電顯示功能 | ||||||
Over Range Indication | √ | √ | ||||
過(guò)載提示 | ||||||
Digit & Resolution | 5Digits & 0.1dB | 5Digits & 0.1dB | ||||
數(shù)位及分辨率 | ||||||
Time Weighting Selection | Fast/Slow | Fast/Slow | ||||
動(dòng)態(tài)特性選擇 | ||||||
| ||||||
Frequency Weighting | A & C | A & C | ||||
頻率加權(quán)特性 | ||||||
Sound Measuring Level Selection | √ | √ | ||||
測(cè)量檔位選擇 | ||||||
Max Hold Function | √ | √ | ||||
值鎖定 | ||||||
Sampling Frequency | 2 times/sec | 2 times/sec | ||||
