Technical Specifications
Standards:
Audiometer: IEC 60645-1, Type 5
Sound Pressure Level of the loudspeaker: ISO 389-7
Sound Pressure Level of the headphone: ISO 389-1
EMC: IEC 60601-1-2
Medical CE-Mark:
The CE-mark indicates that Interacoustics A/S meets the
requirements of Annex II of the Medical Device Directive
93/42/EEC. TÜV Product Service, Identification No. 0123,
has approved the quality system.
Power:
Batteries: 3 x AA, LR6 or Mignon.
Alkaline or rechargeable (NiMH or NiCa).
Frequencies:
500, 1000, 2000, 3000, 4000 Hz.
Stimuli:
Warble Tone, NB, and WN.
Intensities:
Distance 50 cm: 30 – 80 dB HL in 10 dB steps for Warble
Tone and WN.
20 – 70 dB for NB
Distance 16 cm Increases the indicated intensity by 10 dB.
Warble Frequency:
5 Hz, ± 5%.
Stimulation using TDH39S:
Pure Tone: 500, 1000, 2000, 3000 and 4000 Hz.
Intensities of 30 – 80 dB (independent calibration applied
when TDH39S is connected).
Sound Source:
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