Affinity
The technical specifications provided here cover the general aspects of the instrument, while more specific details are found in
the Operation Manual in English.
The CE-mark indicates that Interacoustics A/S meets the requirements of Annex II of the Medical
Medical CE-mark:
Device Directive 93/42/EEC. Approval of the quality system is made by TÜV – identification no. 0123.
Specifications
HIT440 module:
Standards:
Hearing Aid Analyzer
EMC:
Safety:
Hearing Aid Analyzer
Frequency Range:
Section:
Frequency
Resolution:
Frequency Accuracy:
Stimulus Signal:
Sweep Speed:
FFT:
Test Intensity Range:
Intensity Accuracy:
Measurement
Intensity Range:
Stimulus Distortion:
FF Loudspeaker
Output:
Telecoil drive in Test
box:
Battery Simulator:
2.0
Instruction for Use - English
Date: 2008-10-03
Technical Specifications
:
EN 60118-0, EN 60118-7, ANSI S3.22.
EN 60601-1-2
EN 60601-1, Class I, Type B
UL 2601-1
CAN/CSA-C22.2 No. 601.1-M90
EN 60601-1-1
100-10000Hz.
1/3, 1/6, 1/12 and 1/24 octave or 1024 point FFT.
± 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.
± 1.5 dB
Probe microphone 40-145 dB SPL ± 2 dB.
Less than 1 % THD.
Max 6 W into 8 ohms,
max 10 W into 4 ohms.
10 – 100 mA/meter.
Standard types are selectable,
Custom types within 1.1 – 1.6 V, 0 – 25 Ohm range.
Standard battery
Zinc air 5
Zinc air 10
Zinc air 13
Zinc air 312
Zinc air 675
Mercury 13
Mercury 312
Mercury 657
Page 10/15
Impedance
Voltage
8
1.3
6
1.3
6
1.3
6
1.3
3.5
1.3
8
1.3
8
1.3
5
1.3