MAICO MA 28 User manual
SPECIFICATIONS
MA 28
AC & BC Audiometry made Portable
A Screening Audiometer Wherever you Need it
Full Range of Pure Tone Test Options
Capable of AC and BC measurements the MA 28 is your
ideal companion for hearing testing – whether you are in
the clinic or the eld. Select multiple stimulus options by
a touch of a button and benet from the automated
Hughson-Westlake test. Signal intensities range from
-10 dB
28 offers bone conduction with masking.
to 110 dBHL. To ensure accurate test results the MA
HL
Audiometry on the Go
Take the MA 28 anywhere with condence and style.
Designed to be portable, the lightweight case with built-in
handle and storage compartment protects the MA 28 and
its accessories while on the go – an extra case is not needed.
Tradition meets State-of-the-Art
A large LED color display and classical control knobs
make adjusting frequency and hearing levels simple and
comfortable – everything you do while you are testing feels
fast and intuitive.
Features at a Glance
• Compact and portable with built-in handle
• Integrated compartment for storing accessories
• Customizable air & bone conduction test setup
• 4.3" LED color display for easy operation
• AC test frequencies from 125 to 8000 Hz
• BC test frequencies from 250 to 8000 Hz
• Hearing Level Range:
AC: -10 to 110 dB
BC: -10 to 80 dB
• Automated Hughson-Westlake included
• Internal database stores 500 patients
• Optional thermal printer
• Optional MAICO Sessions PC Software connectable
with OtoAccess
data management
HL
HL
®
or Noah patient database for easy
Compatible to Sessions: Get ready for fast
data transfer!
Use the MA 28 with our intuitive data transfer solution
Sessions, for easy management and visualization of your
audiograms.
www.maico.biz
SPECIFICATIONS
Technical Data
MA 28 SPECIFICATIONS
Test Signals Pure and warble tones
(pulsed and continuous)
Test Frequencies 125, 250, 500, 750, 1000, 1500, 2000,
3000, 4000, 6000, 8000 Hz
Level Steps 5 or 1 dB
Hearing Level Range AC
Hearing Level Range BC
Masking Noise Narrow band and white noise
Special Test Automated Hughson-Westlake
to 110 dB
-10 dB
HL
-10 dBHL to 80 dB
air conduction test
HL
HL
GENERAL
Dimensions 37 cm x 25.5 cm x 15 cm
Weight 1.9 kg
Storage Integrated compartment
Display 4.3" LED color display
PC Connection USB
Languages English, German, Spanish, French, Italian,
Dutch, Polish, Russian, Chinese
Internal Storage 500 patients
Power Supply 100 VAC to 240 VAC ±10%;
50 Hz to 60 Hz ± 10%
PRINTER OPTIONAL
Type HM-E300, 3 inch thermal printer
Printing Time <5 seconds per test result
Power Supply USB powered by MA 28
Weight 475.8 g (without paper roll)
Data Transfer USB
STANDARDS
IEC 60645-1/ANSI S3.6 Type 3
according to medical device directive 93/42/EEC
IEC 60601-1, ES 60601-1/A2,
CAN/CSA-C22.2 No 60601-1, Class II, Type B applied parts
STANDARD COMPONENTS
• Headset DD45
• Bone conductor B71
• Patient response switch
• Power supply
• Operations manual
• Quick guide
OPTIONAL TRANSDUCERS
• Headset DD65 v2
• Bone conductor B81
OPTIONAL SOFTWARE
• MAICO Sessions PC Software
®
• OtoAccess
• OtoAccess
(OtoAccess
• Noah Database
Specications are subject to change
without notice.
Database
®
Worklist HL7
®
Database add-on)
Standard
Components
MA 28 device
Headset DD45
Optional
Transducers/
Software
Headset DD65 v2
Bone Conductor
B81
MAICO Diagnostics GmbH
Sickingenstr. 70 -71 · 10553 Berlin · Germany
Tel.: +49 30 / 70 71 46-50 · Fax: +49 30 / 70 71 46-99
sales@maico.biz · www.maico.biz
Bone Conductor
B71
MAICO Sessions
PC Software
Patient response
switch
OtoAccess
Database
®
Noah Database
853 560/4 09/20
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