19"

D A 71 dB

D A 74 dB

B D 72 dB

C A 72 dB

A A 71 dB

B D 71 dB

C A 71 dB

D E 71 dB

C B 72 dB

D A 72 dB

B A 70 dB

B D 70 dB

D E 72 dB

D E 71 dB

B A 69 dB

C A 72 dB

D A 73 dB

D E 71 dB

C A 70 dB