測試量程：30~130dB
精度：±1.4dB (ref 94dB@1KHz)
頻率加權： A / C
時間加權： Fast, Slow
檢測頻率：20Hz to 8KHz
傳感器：1/2英寸駐極體電容器麥克風
信號輸出：AC/DC信號
電源: 1.5V AA size battery x 4
尺寸: 272(L)X83(W)X42(H)mm
重量：390g
三.CENTER-392 低頻數字噪音計標準配件：
電池，操作手冊，攜帶盒，防風罩，3.5?插頭，Micro USB數據線，軟件
Test range: 30 ~ 130dB
Accuracy: ± 1.4dB (ref 94dB @ 1KHz)
Frequency Weighted: A / C
Time Weight: Fast, Slow
Detection frequency: 20Hz to 8KHz
Sensor: 1/2 inch electret condenser microphone
Signal output: AC / DC signal
Power supply: 1.5V AA size battery x 4
Size: 272 (L) X83 (W) X42 (H) mm
Weight: 390g
3.CENTER-392 low-frequency digital noise meter standard accessories:
Battery, operating manual, carrying case, windshield, 3.5? plug, Micro USB data cable, software
