49
Reference
According to IEC 60118-7:2005
According to ANSI S3.22-2003 (Includes April 2007 Erratum)
Basic frequency response curve
Frequency response curve
Output sound pressure level [dB SPL]
120
110
100
90
80
70
60
50
100
1k
10k
Frequency [Hz]
Output sound pressure level [dB SPL]
120
110
100
90
80
70
60
50
100
1k
10k
Frequency [Hz]
Standard type