80
70
60
50
40
30
20
100
1000
10000
140
130
120
110
100
90
80
100
1000
10000
41
POWER BTE
Models: SO888-DW, SO688-DW
Data in accordance with ANSI S3.22-2009; and IEC 60118-7 ed.2.0
Supply Voltage 1.3 V, 2cc coupler
G
ai
n (d
B
)
Reference test gain
60 dB SPL input
Full-on gain
50 dB SPL input
2cc Coupler
Frequency (Hz)
MAXIMUM OUTPUT (OSPL 90)
Frequency (Hz)
O
ut
p
ut (
d
B S
P
L)
2cc Coupler
Reference test gain (60 dB SPL input)
HFA
51
dB
Full-on gain (50 dB SPL Input)
Max
HFA
67
63
dB
dB
Maximum output (90 dB SPL input)
Max
HFA
132
128
dB SPL
dB SPL
Total harmonic distortion
500 Hz
800 Hz
1600 Hz
0.5
0.5
0.3
%
%
%
Telecoil sensitivity (SPLIV @ 31.6 mA/m)
111
dB SPL
Equivalent input noise (w/o noise reduction)
22
dB SPL
Frequency range (DIN 45605)
100–
6020 Hz
Current drain (in test mode)
1.4
mA
FULL-ON AND REFERENCE TEST GAIN
400498011-US-15.07-Rev.A.indd 41
21-08-2015 14:30:31