19"

C A 72 dB

D B 71 dB

C A 73 dB

D A 70 dB

B B 72 dB

C B 72 dB

C A 71 dB

B A 71 dB

C C 72 dB

D B 70 dB

D B 71 dB

B A 70 dB

D B 71 dB

D B 71 dB

D E 69 dB

D B 71 dB

A B 73 dB

A C 73 dB

B A 70 dB

B B 71 dB

C C 73 dB

B A 70 dB

B B 71 dB

A B 70 dB