MedRx Avant Arc


Combining the power of PC-based audiometry with fitting and counseling benefits of REM and live speech mapping, the MedRx AVANT ARC provides you with the tools needed to fully test, fit, and counsel patients and 3rd parties.

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Datasheet  ARC Supplies

NEW: Audible Contrast Threshold (ACT™) test

We are thrilled to introduce ACT, a groundbreaking diagnostic test that is now avaliable with your device. Your clients can say goodbye to the frustration of hearing in noisy environments, as ACT is here to change the game.

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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.)


The Device Meets or exceeds all tests required in the ANSI S3.46-1997 Methods of Measurement of Real-Ear Performance Characteristics of Hearing Aids, along with the requirements of IEC/EN 61669:2001.

Probe Microphones (L/R): Dual Electret Microphone Elements

Probe Microphone Tube: Silicone 1.0 mm Nominal Diameter

Measurement Range:
40-120 ± 3 dB SPL

Measured Frequency Range: 125-8000Hz

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:
40-90 dB SPL in 1 dB Steps – 200Hz thru 8K Hz (depending on
speaker wattage and efficiency)

Test Stimulus Accuracy:
± 3dB SPL

Equalization: Pressure Method

Analysis Mode: User Selectable 1/3, 1/6, 1/9, 1/12, 1/24, 1/48 Octave Bands

ANSI S3.46-1997 Test Available IEC/EN 61669:2001: Real Ear Unaided Response, Real Ear Unaided Gain, Real Ear Insertion Gain, Real Ear Occluded Response, Real Ear Occluded Gain, Real Ear Aided Response, Real Ear Aided Gain

Other Test Available: Live Speech Mapping™ with Peaks and LTAS analysis; Real Ear to Coupler Difference, Occlusion Effect, Percentile Analysis

Prescription Methods: NAL-RP, 1/3 Gain, 1/2 Gain, Berger, Pogo 1, Pogo 2, FIG6, DSL m[I/O], NAL-NL1, NAL-NL2

Probe Monitoring: Available with Operator Headset

USB 2.0 Input: 5.0 Volt Bus

Max Power Consumption: Less than 500 mA at 5.0 volts

Power Supply
Internal Speaker Amp:
15V DC, 2A

Optional Powered Speakers: 120V, 60 Hz or 100V – 240V,
50/60 Hz available

Approx 8” x 5” x 1.25” (L x W x H)
Approx. 20 cm x 12 cm x 3 cm
(L x W x H)

Net Weight: < 2 lbs, < 1kg


Power connection:
 USB 2.0 input 5.0 Volt Bus

USB 2.0 input: Standard USB “B” socket

Line-Output jack 
(REM or Audiometry Speakers):
3.5mm Stereo Jack

Speaker Output 
(Internal Amplifier) (2)
: 3.81mm Pluggable Spring Clamp

Probe Microphones inputs (2): 8 pin Mini-DIN

Operator Headset Jack 
(REM or Audiometry):
 3.5mm Stereo Jack

Patient Headset Jack (Client): 3.5mm Stereo Jack
Power Jack: 2.1mm X 5.5mm

Software based sound equalization with available Live Speech Mapping functionality. Frequency Range 125Hz – 8000 Hz, 13 Band Equalizer

 Clinical Audiometer as per ANSI S3.6-2010 Type 2 AE (IEC 60645-1 & 2), Tone Audiometry, Speech Audiometry

Channels: Two channels

Outputs: IP30 Insert Earphones, EAR 3A® Insert Earphones or TDH 39 Headphones (DD45), B71 Bone Conductor, Free Field- Line Level Output or Internal Amplifier

Tone Stimuli: Pure Tone, Warble Tone, Continuous or Pulsed, Warble modulation frequency and Pulse period are user adjustable.

Masking Signals: Tone Audiometry: Narrow Band Noise (default), Speech Weighted Noise, White Noise. Speech Audiometry: Speech Weighted Noise (default), White Noise, External Recorded (opposite channel).

Frequency Range 
USB Power only:
 Air: 125Hz – 8000Hz (limited 8000Hz to 12500Hz available) Bone: 250Hz – 8000Hz

Sound Field: 125Hz – 8000Hz (Line Level)

Acoustic Distortion: < 1.0% at 500 Hz, 100dB SPL

Noise Floor: < -10dB HL from 125 Hz – 8000 Hz (12500 Hz)
Attenuation: 1dB or 5dB steps, user selectable

Minimum / Maximum Output: -10 dB to 120 dB HL at 1 KHz – Air (¼ inch mono jacks), -10 dB to 75 dB HL at 1 KHz – Bone (¼ inch mono jack)

Free Field Output: Frequency Range 125-8,000 Hz, Dynamic Range 60-90+ dB SPL at 1 meter distance, (Using 50 watt stereo amplifier with 89 dB sensitivity speakers)

Speech Input: Microphone (3.5 mm stereo jacks)

I/O Jacks - 3.5mm: Operator Headphones (output shared with REM),Operator Talk Forward Microphone, Patient Talk Back Microphone, Free Field (Line Out shared with REM)

I/O Jacks – 1/4”: Left Air Conduction, Right Air Conduction, Bone Conduction,Patient Response Switch