Specifications

Measurement range for A-weighted levels

Frequency	Upper	Lower	Ref.
31.5 Hz	98 dB	137 dB	98 dB
1  kHz	24 dB	24 dB	114 dB
4 kHz	94 dB	114 dB	114 dB
8  kHz	24 dB	24 dB	114 dB
12.5  kHz	24 dB	24 dB	114 dB