Maico Ma 40 -portable Screening Audiometer W Hard Case & Headphones And B71 Bone

US $3000

  • Naugatuck, Connecticut, United States
  • Jun 23rd
Tested with B71 Bone  and Headphones and everything seems to works as it should.  Comes with everything you see in the picture. Unit Hard Case Maico Headphones B71 Maico MA 40 - Portable Screening Audiometer with Hard Case The MA 40 provides air and bone conduction testing as well as speech weighted, white noise, narrow band masking, pure, pulse, and warble tone for optimal screening. Portable air/bone conduction audiometer built for tough, rugged durability. Specifications Frequency Accuracy +/- 3% maximum Rise/Fall Time 35 msec typical Distortion 5% typical, 3% maximum Crosstalk -100 dB minimum On/Off Ratio Greater than 90 dB Frequency modulation +/- 5% frequency modulating rate at 5 Hz Voltage Requirements 117 volts AC, 220 volts AC available Dimensions 12.5" W x 6.25" H x 15.5" D 32 cm W x 16 cm H x 40 cm D Weight 16.5 lb/7.5 kg Frequency Range 125 Hz to 8000 Hz Hearing Level Range Air Conduction -10 dB HL to 110 dB HL Bone Conduction -10 dB HL to 70 dB HL Narrow Band Attenuation -10 dB HL to 110 dB HL

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