适用准:IEC 61672-1:2002 Class 2, ANI 1.4: 1983 Type 2

ANI 1.11: 2004 Type 2, IEC61260:1995 Class 2

ANI 1.43: 1997 Class 2

测量范:30dB to 130dB

测量功能:

Lp , Leq , LE , Lmax , Lmin

频率范:

12.5Hz ~ 20KHz

频率加权:

A 、C & Z 加权

适用准:IEC 61672-1:2002 Class 2, ANI 1.4: 1983 Type 2

ANI 1.11: 2004 Type 2, IEC61260:1995 Class 2

ANI 1.43: 1997 Class 2

测量范:30dB to 130dB

测量功能:

Lp , Leq , LE , Lmax , Lmin

频率范:

12.5Hz ~ 20KHz

频率加权:

A 、C & Z 加权

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