Hit440 Software - Technical Specifications - Interacoustics Affinity Compact Instructions For Use Manual

3.4.1 HIT440 Software - Technical Specifications

Medical CE-mark:
Hearing aid analyser
standards:
Frequency range:
Frequency resolution:
Frequency accuracy:
Stimuli
Sweep speed:
FFT:
Stimulati intensity range:
Intensity accuracy:
Measurement intensity
range:
Stimulus distortion:
Battery voltage accuracy:
Battery current accuracy:
Battery simulator:
D-0123672-H – 2022/05
Affinity Compact - Instructions for Use - US
The CE-mark in combination with MD symbol indicates that
Interacoustics A/S meets the requirements of the Medical Device
Regulation (EU) 2017/745 Annex I
Approval of the quality system is made by TÜV – identif ication no.
0123.
IEC 60118-0 2015, IEC 60118-7 2005, ANSI S3.22 2014
100-16000Hz.
1/3, 1/6, 1/12 and 1/24 octave or 1024-point FFT.
< ± 1 %
Warble tone
Pure tone
Narrow band noise
Random noise
Pseudo random noise
Pink noise
White noise band limited
Speech noise
Chirp
4 – 22 sec.
Resolution 1024 points.
Averaging: 1sec – 1200sec.
40-100 dB SPL in 1 dB step.
100Hz – 200Hz: < ± 3 dB
200Hz - 8000Hz: < ± 1.5 dB
8000Hz – 16000Hz: < ± 5 dB
100Hz – 200Hz: 40-145 dB SPL ± 3 dB
200Hz - 8000Hz: 40-145 dB SPL ± 1.5 dB
8000Hz – 16000Hz: 40-145 dB SPL ± 5 dB
70 dB SPL: < 0.5%THD
90 dB SPL: < 2 % THD
± 50mV
± 5%
Standard and custom types are selectable
Standard battery
Zinc air 5
Zinc air 10
Zinc air 13
Zinc air 312
Zinc air 675
Mercury 13
Mercury 312
Mercury 657
Mercury 401
Silver 13
Silver 312
Silver 76
Custom types
ISTS
ICRA
Real speech
IFFM
IF Noise
/SS/
/SH/
Custom sound f iles (automatic
calibration available)
Impedance[Ω] Voltage[V]
8.2
6.2
6.2
6.2
3.3
8.0
8.0
5.0
1.0
8.2
10.0
5.1
0 – 25 1.1 – 1.6
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.3
1.5
1.5
1.5
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