Panasonic WH-R17C Operating Instructions Manual page 54

Performance
Power type
 AGC Steady state input-output
characteristics
According to IEC 60118-7:2005
120
110
100
90
80
50 60 70
Input Level [dB SPL]
54
(Continued)
 AGC input-output characteristics (input-
output curve)
According to ANSI S3.22-2003 (Includes April 2007 Erratum)
80 90
120
110
100
90
80
50 60 70 80 90
Input Level [dB SPL]