19"

C B 73 dB

C F 71 dB

E B 72 dB

D A 73 dB

C C 73 dB

E B 72 dB

E D 72 dB

C D 72 dB

D A 72 dB

D B 72 dB

B A 69 dB

B A 69 dB

D A 73 dB

C D 71 dB

B A 69 dB

B A 69 dB

D A 73 dB

D D 71 dB

D A 71 dB

F F 73 dB

C A 72 dB

D C 72 dB

D D 73 dB