Hit440 Software - Technical Specifications - Interacoustics Affinity 2.0 Mode D'emploi

3.4.1

HIT440 software - technical specifications

Medical CE-mark:
Hearing Aid Analyzer Standards:
Frequency Range:
Frequency Resolution:
Frequency Accuracy:
Stimulus Signal:
Sweep Speed:
FFT:
Stimulation Intensity Range:
Intensity Accuracy:
Measurement Intensity Range:
Stimulus Distortion:
Battery Simulator:
Available tests:
Pre-Programmed Protocols:
Compatible Software:
Affinity2.0 – Instructions for Use - EN
The CE-mark indicates that Interacoustics A/S meets the requirements of Annex II of
the Medical Device Directive 93/42/EEC.
Approval of the quality system is made by TÜV – identification no. 0123.
IEC 60118-0, IEC 60118-7, ANSI S3.22.
100-10000Hz.
1/3, 1/6, 1/12 and 1/24 octave or 1024 point FFT.
Less than ± 1 %
Warble Tone, Pure Tone, Random noise, Pseudo random noise, Band limited white
noise, Chirp, ICRA, Real Speech, any other sound file (automatic calibration
available).
1,5 – 12 sec.
Resolution 1024 points.
Averaging: 10 – 500.
40-100 dB SPL in 1 dB step.
Less than ± 1.5 dB
Probe microphone 40-145 dB SPL ± 2 dB.
Less than 1 % THD.
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
Additional tests can be designed by user
OSPL90
Full On Gain
Input/Output
Attack/Recovery Time
Reference Test Gain
Frequency Response
Equivalent Input Noise
HIT440 software comes with a set of Test Protocols loaded. Additional Test
Protocols can be designed by user, or easily imported into the system.
Noah 4, OtoAccess® and XML compatible
Impedance[Ω] Voltage[V]
8
6
6
6
3.5
8
8
5
1
10
10
5
0 – 25 1.1 – 1.6
Harmonic Distortion
Intermodulation Distortion
Battery Current Drain
Microphone Directionality
Coil Frequency Response
Coil Harmonic Distortion
Coil Full-On Gain Response
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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