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更新時(shí)間:2025-07-01 11:29:19
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SPECIFICATION
 Applicable standards  |   IEC 60651 Type 2  | 
 Measurement functions  |   Lp : Sound pressure level  | 
 Measurement Range  |  55dB to 130dB (C weighted Waveform peak hold)  | 
 Measurement Range  |   30dB to 130dB (A)  | 
 Time weighting  |   Fast, Slow  | 
 Microphone  |   1/2 Electret conden色r microphone  | 
 Display  |   Type : Liquid crystal and Back light  | 
 Battery  |   Two 2 AAA batteries (Alkaline batteries : 7hours) oroptional AC adapter  | 
 Dimensions and weight  | 168(H) X 48(W) X 23.5(D) 120g  | 
(空格分隔,最多3個(gè),單個(gè)標(biāo)簽最多10個(gè)字符)