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Hospital Audiometer Ear Diagnostic Hearing Test Portable Screening Diagnostic Audiometer1
Medical Diagnosis EquipmentAudiometerHearing Diagnostic
Guangzhou Lety Medical Limited
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Product Description Product DescriptionHospital Ear Diagnostic Hearing Test Portable Screening Diagnostic AudiometerModel : LTH-AD104 There are two versions of AD104:AD104-II is superior to 104-I in two ways:1) 104-II has the software for the Bone Conduction function while 104-I doesn't.2) 104-II can be connected to a computer directly while 104-I can not. Product DescriptionExtended range function: If haven't been selected, AC output restrictions smaller than the maximum output 20 dBInput: pure tone, warble tone ±5%, 5Hz Sine wave frequency modulation.Masking: Both air conduction and bone conduction can do maskingComputer Interface: USB data transfer interface, can transfer data to a computer, and also can set up personalized print reports.Output: Air conduction earphone(L/R), Bone conduction earphone(L/R), Insert earphone, Insert masking.Transducer: TDH 39 earphone (standard configuration)Ear~Tone 5A Insert earphone (Optional)B71 bone conduction earphone (standard configuration)Monitor function: OptionalFeedback words: Built-in feedback words microphone. 50-90 dB SPL can be continuously adjusted in the panel.Send test voice: Manual or automatic/ Monopulse/ Multiple-pulseFrequency selection: If you need to fast test, you can select 250 Hz,750 Hz,1500Hz, 4k Hz, or 6k Hz.Display: Letter-figurePatient signal: ResponderStructure: Engineering plastic shellAttenuator Control: Standard rotary switch (can choose Push-button switch)Power supply: Outer type regulated power supply (standard configuration), 220-230V,50-60 HzFuse: T2A Built-in fuseSpecificationHeadphones: TDH39(AC), B71-W(BC)Power supply: 230V AC transformer, 50HzDimension: 43*30*11cmMicrophone: InternalTechnical DataOutput: Air Conduction, Bone Conduction, Free fieldFrequency: AC 125-8000Hz BC 250-6000HzMasking: Air Bone and Contralateral Test: AC Test, BCTestTone: Pure tone, pulse tone, warble tonePrecision: sound pressure ±1dBFrequency: less than ±2%Distortion: Air conduction: ≤2.5% Bone conduction: ≤5%Frequency and maximum output intensityFrequencyAC dB HLAC dB HLBC dB HLHzTDH39Ear-Tone 5AB711256060/2501001054550012011060750120115601000120120701500120120702000120120703000120120704000120115606000110100 800010095 Standard accessory:TDH39 Air conduction earphoneB71 Bone conduction earphoneresponder, power line, USB line, CD softwareaudiometric leaves.Detailed Photos
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