AM282 Manual Audiometer

On-Site Training Included!



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: &lt, 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: &gt, 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

Documentation

Brochure