|
SBX814 |
SBX824 |
Measuring Range |
30~130dBA |
30~130dBA |
測(cè)量范圍 |
35~130dBC |
35~130dBC |
Accuracy |
±1.5dB |
±1.5dB |
測(cè)量精確度 | ||
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 | ||
Microphone |
1/2 Inch Electret Condenser Microphone | |
麥克風(fēng) |
1/2 英寸電容式麥克風(fēng) | |
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 |
√ |
√ |
最大值鎖定 | ||
Sampling Frequency 取樣頻率 |
2 times/sec |
2 times/sec |