Welch Allyn AM282 Manual Audiometer

Type: Urology
Vendor: Welch Allyn

Description:

Welch Allyn brings precision audiometry to the table with the AM282 manual audiometer. This audiometer provides multiple frequencies (125 Hz to 8000 Hz) and wider intensity range in a compact, light-weight screening audiometer.





Features and Benefits
  • 11 frequencies: 125 Hz to 8000 Hz
  • Wide intensity range
  • Compact, lightweight design
  • AC line power and battery
  • Calibration storage for standard earphones and optional insert phones
  • Ideal for physician’s office for screening audiometry
Materials Included
  • Audiometry headset, external
  • Carrying case
  • Audiogram forms (1 pad of 50)
  • Directions for Use manual
  • Threshold audiometry card
  • Power plug/power supply
Technical Specifications
  • Dimensions: 12.59” W x 8.76” D x 3.18” H (32 cm W x 22.3 cm D x 8.1 cm H)
  • Weight: 2.55 lbs (1.16 kg) with 5 AA batteries
  • Frequency Range
    • Discrete Frequencies: 125, 250, 500, 750, 1000, 1500, 2000, 3000, 4000, 6000, 8000 Hz
    • Accuracy: ± 2%
    • Total Harmonic Distortion: < 2.5% measured acoustically at the maximum Hz for frequencies below 5000 Hz and measured electrically above 5000 Hz
  • Intensity (Ranges* in increments of 5 dB steps): 125 Hz: -10 to 50 dB HL; 500 to 4000 Hz: -10 to 90 dB HL; 6000 Hz: -10 to 85 dB HL; 250 and 8000 Hz: -10 to 70 dB HL
  • Accuracy: 125 to 4000 Hz, ± 3 dB; 6000 to 8000 Hz, ± 5 dB
  • Signal to Noise Ratio: > 70 dB
  • Rise/Fall Time: 20-50 msec
  • Tone Type
    • Continuous: Steady when present bar depressed
    • Pulsed: 2.5 pulse/sec
    • FM: ±5%, 5 Hz, triangular modulation
  • DD45 Headset
    • External Headset Earphones with Type 51 Cushions (10 ohm impedance)
    • Headband: Exerts a force between 4 and 5 N when the earphones are separated by 145 mm
  • Power
    • Line Voltage: The AC-DC adapter is universal autoranging with an input voltage range of 90 - 264 V at 47 - 63 Hz
    • Consumption: 1.5 watts
    • Battery Types: 5 each alkaline AA 1.5 V, 5 each rechargeable nicad or NIMH AA 1.2 V
    • Capacity: Minimum of 10 hours of power for either battery type. A Low Battery icon will display when there is approximately one hour of power remaining.
  • Environmental
    • Operating Temperature: 59 °F to 104 °F (15 °C to 40 °C)
    • Ambient Pressure: 98 kPa to 104 kPa
    • Warm-Up Time: 10 minutes for instruments stored at room temperature
    • Storage/Shipping: -30 °F to 149 °F (-34 °C to 65 °C)
    • Battery Storage: -4 °F to 105 °F (-20 °C to 40 °C)
    • Humidity: 15% to 95%
Warranty Information
  • 1-Year Warranty