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Specification
Test Standard: ANSI 3.22-2014
Test Equipment: FONIX 8000
Test Coupler: HA-1
The standard test ambient conditions shall be:
Temperature: 23
·
c
±5
t:
(73°±9°F)
Relative humidity: 0% to 80%
Atmospheric pressure: 760(+37.5,-150)mm of Hg or 101.3(+5,-20)kPa
1 ). OTC Hearing aids technical specifications
Test Items
Program
Program
Program
Program
1
2
3
4
Max. Output (OSPLso)
109dB
106dB
110dB
104dB
The full-on gain value
25dB
25dB
28dB
23dB
(HFA FOG@50)
The total harmonic
0.4%
0.3%
0.5%
0.4%
distortion value {THO)
The self-generated
19dB
14dB
12dB
16dB
noise value {EIN)
The Latency value
14ms
14ms
14ms
14ms
Frequency response
F1=210Hz
F1=220Hz
F1=230Hz
F1=200Hz
bandwidth
F2=5400Hz
F2=5600Hz
F2=5000Hz
F2=5700Hz
Frequency response
5dB
4dB
5dB
3dB
smoothness
2). Battery life & Discharge time of the charging case
Test Items
Value
Battery life of hearing aids
12h
A pair hearing aids charging time with
4 times
fully charging case
• The data are derived from the measured value of the product at the
laboratory, not guaranteed values.
16
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