Audiometer: PDD-401
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PC based screening audiometer for the air conductive examination of hearing system
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IEC 645-1 standard
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Class Type 4 and Type 5
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EN ISO 7029:2000 Statistical distribution of hearing threshold s as a function of age
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Interpretation by PTA (Pure Tone Average)
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Interpretation by Grade of Hearing Impairment
System integration
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System integration with Piston spirometers
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System integration into information networks
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Health Level 7 (USA)
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Geräte Daten Träger (Germany)
Database management system
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Unlimited storage of patients and results
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Full support of pre-post examinations
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Trend analysis
Connecting to a laptop PC provides full portability in battery mode as well
- Operating modes
- Patient interface
- Technical data
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Manual
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Semi automatic ascending iteration according to Hughson-Westlake protocol
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Semi automatic descending iteration
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Program able automatic sequence
Signal types
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Continuous
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Pulse
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Interrupted
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Telephonics TDH 39 built into a Peltor noise protecting case with 40 dB attenuation
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Patient feedback with hand switch
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Built-in microphone to communicate with the patient
Frequency | 125Hz, 250Hz, 500Hz, 750Hz, 1kHz, 1.5kHz, 2kHz, 3kHz, 4kHz, 6kHz, 8kHz |
Sound Pressure Level | -10dB, 110dB |
Total harmonic distortion | < 1 % |
Frequency deviation | < 1% |
IBM/PC connection | USB port |
Audiometer interface | L 150 mm * W 82 mm * H 45 mm |
Weight | 210 g |
Power supply | External power supply not required |