18"

C C 71 dB

C C 71 dB

D B 71 dB

C B 73 dB

E E 73 dB

B B 68 dB

C A 71 dB

C B 69 dB

D B 70 dB

B B 72 dB

E E 72 dB

C A 73 dB

D B 70 dB

D D 72 dB

A B 72 dB

D B 70 dB

B E 70 dB

D A 71 dB

A C 69 dB

D C 72 dB

C C 73 dB