?,攕martsensor AR824 數(shù)字噪音計
名稱:光學測試儀器
品牌:
型號:
簡介:?,攕martsensor AR824 數(shù)字噪音器測量范圍35~130dBC,測量精確度1.5dB。 數(shù)字噪音器AR824產(chǎn)品說明 AR-814 AR-824 Measuring Range 30~130dBA 30~130dBA 測量范圍...
數(shù)字噪音器AR824產(chǎn)品說明 | ||
AR-814 | AR-824 | |
Measuring Range | 30~130dBA | 30~130dBA |
測量范圍 | 35~130dBC | 35~130dBC |
Accuracy | ±1.5dB | ±1.5dB |
測量精確度 | ||
Frequency Range | 31.5HZ-8.5KHZ | 31.5HZ-8.5KHZ |
頻率響應 | ||
Linearity Range | 50dB | 50dB |
動態(tài)范圍 | ||
AC/DC Output | √ | √ |
AC/DC 信號輸出 | ||
Auto Power Shut Off | √ | √ |
自動關機功能 | ||
Low Battery Indication | √ | √ |
低電顯示功能 | ||
Over Range Indication | √ | √ |
過載提示 | ||
Digit & Resolution | 5Digits & 0.1dB | 5Digits & 0.1dB |
數(shù)位及分辨率 | ||
Time Weighting Selection | Fast/Slow | Fast/Slow |
動態(tài)特性選擇 | ||
Microphone | 1/2 Inch Electret Condenser Microphone | |
麥克風 | 1/2 英寸電容式麥克風 | |
Frequency Weighting | A & C | A & C |
頻率加權特性 | ||
Sound Measuring Level Selection | √ | √ |
測量檔位選擇 | ||
Max Hold Function | √ | √ |
最大值鎖定 | ||
Sampling Frequency | 2 times/sec | 2 times/sec |
最新產(chǎn)品
相關產(chǎn)品