规格：                                                                                                                                                                          

适用标准                           IEC Pub 651 Type2, ANSI S1.4 Type2,
IEC804 Type2

准确度                                 ±1.5dB

动态范围                           100dB

测量范围                           30-130dB

频率加权特性              A和C特性

预设量测时间              1S, 3S, 10S, 30S, 1min, 5min,
8min, 10min, 15min, 30min,
1hrs, 8hrs, 24hrs

动态特性                           Impulse(冲击音) , FAST(快速) ,
SLOW(慢速)等反应速率

麦克风                                 1/2英