Description

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. Sinus and warble tone (pulsed and continuous) make it complete.
FEATURES AT A GLANCE

• air conduction with 11 frequencies from 125 to 8000 Hz

• customize the frequencies to your own needs

• Operated with 3 standard AA batteries or with a medically approved external power supply (optional)

• pure, pulse, warble tones

• Exceptionally lightweight, only 980 g

• Ma 25e extends functionality of Ma 25
SLEEK AND SMALL DESIGN

the super-lightweight Ma 25 weighs in at only 980 g. Small enough to hold in the palm of your hand! tucked into its carrying case, the Ma 25 is one of our smallest, lightest portables.
ACCURATE AND DEPENDABLE ENGINEERING

Because it is portable, the Ma 25 has been engineered to be tough and reliable. take the Ma 25 everywhere with confidence. User-friendly knobs make adjusting frequency and hearing levels easy and comfortable!
MA 25E EXTENDS FUNCTIONALITY OF MA 25

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 SPECIFICATION

Test Signals – Sinus and warble tone (pulsed and continuous)
Test Frequencies Hz – 125, 250, 500, 750, 1000, 1500, 2000, 3000, 4000, 6000, 8000
Level Steps – 5 or 1 dB
Hearing Level Range – 90 dBHL at 0.25 and 8 kHz, 70 dBHL at 0.125 kHz, -10 dBHL – 100 dBHL
Audiometer Class – Class 4 according to En 60 645-1
Power Supply – 3 AA batteries (100 hours life time typically) or optional power supply

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