e3 Diagnostics

With so many noise hazards in the workplace, frequent screening of employee hearing is of the utmost importance. That’s why e3 Diagnostics offers a wide variety of premier hearing test equipment specific for occupational health professionals.


Tremetrics HT Wizard Ultra

An easy-to-use, touch-testing audiometer, the Tremetrics HT Wizard Ultra features an interactive touch screen display to make testing faster and simpler.

Featuring a fully automated test routine and the choice to test manually or semi-automatically on one ear for frequency, the HT Wizard from Tremetrics can conduct tests in several different languages and transfer data to a PC for flexibility in data management.


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We understand that you have a choice when it comes to choosing your equipment and are dedicated to providing you with the highest quality instrumentation available.Contact us now for your free, no obligation quote and discover why we are the preferred Authorized Distributor and Service Provider to the world’s leading manufacturers.  (Completing our online form does not sign you up for electronic advertising.)

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  • Standards: ANSI S3.6 1996
  • Type: Pure tone air conduction.
  • Test Frequencies: 500, 1000, 2000, 3000, 4000, 6000, 8000 Hz
  • Frequency Accuracy: Better than 1% crystal controlled
  • Distortion: Total harmonic distortion below 40 dB (1%)
  • Attenuator Range: -10 dB to 100 dB in 5 dB steps for hearing tests
  • Attenuator Accuracy: ±1 dB
  • Audiogram Backup: USB Flash Memory
  • Audiogram Storage: Internal Storage, 10,000 audiograms
  • Data Output: High speed RS232C
  • Rise/Fall Time: Meets ANSI specifications


  • Full-color, adjustable touch-entry display
  • Multi-language subject instructions 
  • Separate left/right revised baselines
  • Dual calibration for two headsets
  • Automatic system verification
  • PC interface to most software