e3 Diagnostics

As the leader in the hearing health devices market, e3 Diagnostics provides a robust selection of hearing aid test systems. Whether you need a device to perform real ear measurements, hearing instrument tests, speech mapping, or all of the above, we have a solution for your unique needs.

MedRx REMsp


The MedRx AVANT REMsp is a single-probe verification system that performs traditional REM and features live speech mapping at half the price of competitor systems.

At the size of a typical flash drive, it is small and portable, and automatically stores results in NOAH for convenient retrieval and printing.


Request a Quote

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.)

Request Quote


  • Probe Microphones (L/R): Dual Electret Microphone Elements (One Probe Microphone)
  • Probe Microphone Tube: Silicone 1.0 mm Nominal Diameter 
  • Measurement Range: 45 - 110 +- 3 dB SPL  
  • Measurement Frequency Range: 125 - 8000 Hz 
  • Test Stimuli: Broadband Noise and Synthesized Random Noise - Pink, White, Byrne LTASS and ANSI weighted; ICRA; ISTS; Microphone, File, CD-ROM for Live Speech Mapping , Chirp
  • Test Stimulus Levels at 1m: 45 - 90 dB SPL in 1 dB Steps (depending on speaker wattage & efficiency)
  • Test Stimulus Accuracy: +- 3 dB SPL  
  • Equalization: Pressure Method
  • Analysis Mode: User Selectable 1/3, 1/6, 1/12, 1/24, 1/48 Octave Bands


  • Sure -Probe™ with Adjustable Loop
  • Portable Speaker
  • Carrying Case
  • USB Extender Cable
  • Probe Tubes
  • Protective Probe Microphone Storage Box
  • Optional RECD Coupler