19"

C A 72 dB

B D 71 dB

B A 73 dB

C A 73 dB

C B 71 dB

C B 71 dB

C B 71 dB

C B 71 dB

D B 71 dB

C E 72 dB

D B 71 dB

B A 69 dB

D E 71 dB

B A 69 dB

B A 69 dB

D A 71 dB

C B 72 dB