18"

E E 72 dB

C A 72 dB

B C 71 dB

B A 69 dB

B A 70 dB

E B 75 dB

B B 70 dB

C B 72 dB

B B 73 dB

C C 70 dB

C C 71 dB

C B 72 dB

C A 72 dB

C B 71 dB

C C 72 dB

E B 75 dB

E A 71 dB

C B 70 dB

C B 71 dB

A B 70 dB

C A 71 dB