Suppliers with verified business licenses
Audited Supplier 
Technical Index:
Channel:Two independent channel
Frequency: Air conduction; Bone conduction and free sound field 11 standard
frequency,125-8000Hz,bone conduction 250-6000Hz,error less than 1%.
Masking:Pure tone test :ipsilateral white noise Sound pressure range:
Output interface:TDH39 or plug-in Air conduction earphone,
B71 Bone conduction earphone,free sound field
Standard function: Pure tone test.Provide continuant,pulse voice and warble tone
Normal: Press INT to start sound stimulate
Inversion: Press INT to stop sound stimulate.5dB step and 5dB step continuous
attenuation,1DB error.
Have microphone
Distortion: Air conduction: <2.5%; Bone conduction: <5%
Operation Environment: Temperature + 10 °C-+ 35 °C, air temperature 30%-90%,
Air pressure:860hPa -- 1060hPa
Preheating time: Less than 10 minutes
Size : 45cm*30cm
Weight : 1775g
Power source : 230VAC, 50Hz
Maximum power : 60VA
Executive standard : Audiometer producing standard:
EN60645-1, EN60645-2,EN60645-4 andANSI S3.6-1996
Safety standard : EN 60601-1,level 1 class B EN 60601-1-2;EN 60601-1-4
Standard accessory: TDH39 Air conduction earphone,B71 Bone conduction
earphone(reprovision),responder, power line.
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Extended range function:
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If it is not selected, AC output restrictions smaller than maximum output 20 dB
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Input :
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pure tone, warble tone ±5%, 5Hz Sine wave frequency modulation.
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Masking :
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Both air conduction and bone conduction can do masking
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Computer Interface:
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USB data transfer interface, can transfer data to computer, and also can set up personalized print reports.
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Output :
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Air conduction earphone(L/R), Bone conduction earphone(L/R), Insert earphone, Insert masking.
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Transducer :
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TDH 39 Air conduction earphone (standard configuration)
Ear~Tone 5A Insert earphone (Optional) B71 bone conduction earphone (standard configuration) |
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Monitor function:
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Optional
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Feedback words :
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Built-in feedback words microphone. 50-90 dB SPL can be continuous adjust in panel.
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Send test voice:
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Manual or automatic/ Monopulse/ Multiple-pulse
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Frequency selection :.
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If you need to fast test, you can select 250 Hz,750 Hz,1500Hz, 4k Hz or 6k Hz
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Display :
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Letter-figure
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Patient signal:
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Responser
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Structure :
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Engineering plastic shell
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Attenuator control :
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Standard rotary switch (can choose Push-button switch)
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Power supply:
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Outer type regulated power supply (standard configuration), 220-230V,50-60 Hz
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Fuse :
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T2A Built-in fuse
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Size :
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45cm*30cm*7cm
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Net Weight :
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1775g
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Standard accessory:
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TDH39 Air conduction earphone,
B71 Bone conduction earphone, Responser, power cable, USB cable, CD software, Audiogram. |
Suppliers with verified business licenses
Audited Supplier 
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