Transmission Loss 5-20
 

Freq
Hz
Source
dB
Receiver
dB
RT60/s Diff
dB
SRI
50 78.6 67.9 15.3 10.7 11.9
63 80.5 72.9 10.6 6.7 7.3
80 96.0 82.1 11.5 14.0 13.9
100 95.0 83.8 10.5 11.2 10.8
125 96.0 81.9 11.4 14.1 14.0
160 97.2 81.7 12.1 15.5 15.7
200 91.4 77.4 12.3 14.0 14.2
250 94.3 78.0 13.2 16.2 16.8
315 95.9 79.1 11.0 16.8 16.5
400 94.7 77.8 12.7 17.0 17.3
500 93.4 73.7 10.1 19.6 19.0
630 91.9 70.0 9.7 21.2 20.4

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Transmission Loss 5-20
 
Freq
Hz
Source
dB
Receiver
dB
RT60
s
Diff
dB
SRI
800 90.8 68.1 8.7 22.7 21.4
1000 91.5 66.5 8.0 25.1 23.5
1250 89.8 63.0 7.1 26.8 24.6
1600 89.8 60.8 6.4 29.1 26.5
2000 92.0 60.8 5.7 31.2 28.1
2500 91.2 58.3 4.6 32.9 28.9
3150 88.9 53.1 3.7 35.9 30.9
4000 85.7 46.6 3.0 39.1 33.2
5000 83.9 42.7 2.2 41.2 33.9
6300 82.1 37.6 1.7 44.6 36.1
8000 84.7 37.9 0.9 46.8 35.7
10000 82.9 36.2 1.7 46.7 38.4