Micro Audiometrics Corp Earscan 3 Automatic

The Earscan 3 Automatic Threshold Audiometer (ES3) is fully programmable, allowing you to customize the entire test procedure.

Perfect for occupational health professionals, this Earscan 3 audiometer presents a complete hearing conservation solution in one small, portable package.

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Dimensions: (L x W x H) 5.8 x 3.6 x 1.3 in ( 14.7 x 9.1 x 3.3 cm)

Weight: 9.8 ozs. ( 0.28 kg)

Power: 4 AA alkaline batteries, AC Adapter or USB power

Display: Backlit 128 x 64 Graphic LCD

Clock: Real Time, Battery Backed Up

Standards: ANSI S3.6-1996

Warranty: 5 year, limited

Audiometry specifications

Frequencies: 125 to 8000 Hz

Intensity Range (TDH-39):
125 Hz: -10 dB to 65 dB HTL
250 Hz: -10 dB to 90 dB HTL
500 to 6k Hz: -10 dB to 100 dB HTL
8k Hz: -10 dB to 90 dB HTL

Step Size: 5, 10, or 20 dB

Presentation Mode: Pulsed or Continuous

Frequency Accuracy: +/- 1%

Level Accuracy: +/- 1 dB

Distortion: < 0.5%