Product Comparison


 
Ambco Electronics 650A
Welch Allyn 28200
Micro Audiometrics 06.001
Maico Diagnostics 8100521
Maico Diagnostics 8013738
McKesson # 187865 737963 867255 996564 980836
Description Audiometer AMBCO Pure Tone Automatic Screening Air Conduction Audiometer AM 282™ Audiometer Earscan® 3 (ES3M) Pure Tone Automatic Screening Air Conduction Audiometer touchTymp MA1 Pure Tone Automatic Screening Air Conduction Audiometer touchTymp MA25 Portable
Manufacturer # 650A2820006.00181005218013738
Brand AmbcoAM 282™Earscan® 3 (ES3M)touchTymp MA1touchTymp MA25
Manufacturer Ambco ElectronicsWelch AllynMicro AudiometricsMaico DiagnosticsMaico Diagnostics
Invoice AUDIOMETER, PURE TONE PORTABLE650AUDIOMETER, MANUAL W/CASEAUDIOMETER, MANUAL ES3M PORT LCD SCREENAUDIOMETER, AIR CONDUCTION MA1SCREENER PORTABLE W/CASEAUDIOMETER, PORTABLE-AIR W/BATTERY & POWER SUPPLY
    Log In to Order   Log In to Order   Log In to Order   Log In to Order   Log In to Order

Comparison

Contents Headset, TDH 39 Earphones, Patient Response Audiogram Pad and Carrying BagHeadset, Carrying Case, Audiogram Forms, Threshold Audiometry Card, Power PlugTDH-39 Headset, 60 ohm, Carrying Case, Batteries, AC Adapter, Operator’s ManualHughson-Westlake Test, Patient Response Button, Power Supply Cord, Carrying Bag, Headset Holmco 8103, TDH39 or DD65 instead of DD45
Country of Origin United StatesDenmarkUnknownPolandPoland
Dimensions 1.3 X 3.6 X 5.8 Inch5.5 X 18 X 22.5 cm
Frequency 250, 500, 1000, 2000, 3000, 4000, 6000, 8000 Hz Better than ± 3%,250, 500, 1K, 2K, 3K, 4K, 6K, 8K Hz500, 1000, 2000 and 4000 Hz0.125, 0.25, 0.5, 0.75, 1, 1.5, 2, 3, 4, 6, 8 kHz
Power Source AC PowerAC Power / Battery OperatedBattery OperatedBattery OperatedBattery Operated
Type Pure Tone Automatic Screening Air ConductionPure Tone Automatic Screening Air ConductionPure Tone Automatic Screening Air ConductionPortable
Application AudiometerAudiometerAudiometerAudiometerAudiometer
UNSPSC Code 4218240142182401421824014218240142182401
Features and Benefits
  • Meets or exceeds ANSI S3.6 1989, (ASA 81-1989) ISO 389-1985, C.H.D.P, O.S.H.A, E.P.S.D.T. ,F.A.A., Police, Divers, requirements
  • Hearing Threshold Range: 0 to 90dB in 5dB steps Accuracy better than ± 2 dB
  • Harmonic Distortion - less than 3%
  • Tone present indicator
  • Tone switch
  • Total Weight less than 4.5 Ibs.
  • Case included
  • 11 frequencies: 125 Hz to 8000 Hz
  • Calibration storage for standard earphones and optional insert phones
  • AC line power and battery
  • Wide intensity range
  • Backlit 128 x 64 graphic LCD display
  • -10 dB to 80 dB HTL Intensity range
  • User selectable, 5 db increments step size
  • Pulsed or continuous presentation mode
  • +/- 1% Frequency accuracy
  • +/- 1 dB Level accuracy
  • < 0.5% Distortion
  • 9.8 oz. Weight
  • Ultra portable
  • Large, easy to read LCD screen
  • Talkover feature for communicating with test subject
  • Battery or AC powered
  • 5 Year limited warranty
  • Portable, lightweight air conduction hearing screener
  • Pure tone signal from 15 to 50 dBHL
  • Test frequencies 500, 1000, 2000 and 4000 Hz
  • Dedicated DD45 headset
  • Handheld device – powered by AA alkaline batteries
  • Battery indicator
  • 15 to 50 Air conduction
  • Stimulus - pure tone
  • 450 g Weight
  • 5 dB Level
  • The MA 25 is engineered to be a portable, tough and reliable air conduction audiometer with full range of frequencies
  • New features combined with a fresh design
  • Air conduction with 11 frequencies from 125 Hz to 8 kHz
  • Customize the frequencies according to your own needs
  • Intensities from -10 to +100 dBHL in steps of 5 or 1 dB
  • Pure, warble and pulse tone
  • Independent with battery or with power supply
  • MA 25e with automatic Hughson-Westlake test
  • Stimulus- pure, pulse and warble tone
  • 5 or 1 dB Level steps
  • -10 to +100 dBHL, 70 dBHL at 0.125 kHz, 90 dBHL at 0.25 and 8 kHz Hearing level range
  • Patient response switch USB power supply
  • ~35 msec Rise/Fall times
  • 0.5% Typical, 2.5% maximum distortion
  • -100 dB minimum Crosstalk
  • Greater than 80 dB on/off ratio
  • ±5% Frequency modulating rate at 5 Hz frequency modulation
  • 3.5 lbs. Weight