Australia's #1 directory for medical equipment & suppliers

Audiometer - MA 25

Supplier: Sonic Innovations Equipment

The MA 25 is the ideal audiometer wherever quick basic hearing screening evaluation is needed.


Easy and mobile basic screening audiometry

  • New features combined with a fresh design
  • Air Conduction with 11 frequencies from 125 Hz to 8 kHz
  • Customize the frequencies according to your own needs
  • Intensities from -10 dBHL to 100 dBHL in steps of 5 or 1 dB
  • Pure, warble and pulse tone
  • Independent with battery or eco-friendly with power supply
  • MA 25e with automatic tests according to Hughson-Westlake

Full range of test options

The MA 25 offers a full range of testing opportunities. Frequencies range from 125 Hz to 8000 Hz and signal intensities run from - 10 dBHL to 100 dBHL. Pure, pulse and warble tone make it complete.

Easy to use

At a glance the short guide will show you the easy handling of the MA 25.

Reliable engineering

Because it is portable, the MA 25 has been engineered reliable, light and robust at the same time. User-friendly knobs make adjusting frequency and hearing levels easy and comfortable.

Batteries or power supply

The MA 25 can be operated with 3 standard AA batteries or eco-friendly with a medically approved external power supply.

Extended Functions

The MA 25e extends the MA 25 functionalities with an automatic test according to Hughson-Westlake. Parameters can easily be adapted to your personal preferences. The Talk Forward function makes the MA 25e easy to work with particularly in sound booth installations.

Technical Data

Test signals                           Pure, pulse and warble tone
Test frequencies                   kHz 0.125; 0.25; 0.5; 0.75; 1; 1.5; 2; 3; 4; 6; 8
Level steps                             5 or 1 dB
Dynamic range                     -10 dBHL - 100 dBHL
                                                 70 dBHL at 0.125 kHz,
                                                 90 dBHL at 0.25 and 8 kHz

Audiometer Class                 Class 4 according to EN 60 645-1
Standards                               IEC 601-1, IEC 645- 1 class 4,
                                                  medical directive 93/42/EEC
Standard accessories          DD 45 headset, audiogram pad
Power supply                         3 AA batteries (100 hours life time typically)
                                                  or optional power supply cord
Dimensions                           W x H x D: 22.5 cm x 18 cm x 5.5 cm
                                                  Weight 980 g
Options                                    Hughson-Westlake test, patient response
                                                  button, power supply cord, carrying bag,
                                                   headset Holmco 8103, TDH 39 or HDA 280
                                                   instead of DD45

Click here for Audiometer - MA 25 BROCHURE