Hit440 Software - Technical Specifications - Interacoustics Affinity 2.0 Additional Information

3.11 HIT440 software - technical specifications

Medical CE-mark:
Hearing Aid Analyzer
standards:
Frequency range:
Frequency resolution:
Frequency accuracy:
Stimuli signal:
Sweep speed:
FFT:
Stimulation intensity range:
Intensity accuracy:
Measurement intensity
range:
Stimulus distortion:
Battery simulator:
Available tests:
Pre-programmed protocols:
Compatible software:
D-0004576-Q – 2022/05
Affinity/Equinox2.0 – Additional Information
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, 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 f ile (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
Ref erence Test Gain
Frequency Response
Equivalent Input Noise
HIT440 sof tware 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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