Frequency (Hz)  Upper limit (dB)  Lower limit (dB) 

100  0  
200  5  5 
5 000  5  5 
6 300  5  10 
8 000  5  
NOTE:
All sensitivity values are expressed in dB on an arbitrary scale.

Frequency (Hz)  Upper limit (dB)  Lower limit (dB) 

125  8  
200  8  12 
250  8  9 
315  7  6 
400  6  6 
5 000  6  6 
6 300 Hz  6  9 
8 000 Hz  6  ∞ 
NOTE:
The limits for intermediate frequencies lie on a straight line drawn between the given values on a linear (dB)  logarithmic (Hz) scale.
All sensitivity values are expressed in dB on an arbitrary scale.

Frequency (Hz)  Upper limit (dB)  Lower limit (dB) 

100  0  
200  0  18 
250  0  15 
315  0  12 
6 300  0  12 
8 000  0 