MAICO MA 27, MA 25, MA 1 Product information

MA 27, MA 25 & MA 1

Air Conduction Audiometer Series

MA 27

Carefully Engineered for Accuracy

State-of-the-art audiometric circuitry ensures accurate, fast test results.

Switch between tone, pulse or warble by simply pressing a button.

Large, ngertip control knobs provide access to a full range of

frequencies and hearing levels.

• All-in-one sturdy case with built-in handle and storage

• Continuous, pulse, warble tones

• Easy ngertip operation of frequency and hearing level controls

Easy to Transport

The rigid, yet lightweight case with built-in handle and storage com-

partment not only protects the audiometer, but also allows you to

pick-up-and-go in a hurry. Ample storage holds headphones and other

accessories.

TECHNICAL DATA

Frequency Accuracy

Rise/Fall Time

Distortion

Crosstalk

On/Off Ratio

Frequency Modulation

Frequency Range

Hearing Level Range

Dimensions

Weight

Power Supply

Stimulus

STANDARD ACCESSORIES

DD45 Headset, with RE-7 Headset

Audiogram Pad

Operators Manual

AC Adapter

+/- 1% maximum

35 msec

0.5% typical, 2.5 % maximum

-100 db HL minimum

Greater than 80 dB

+/-5% frequency modulating rate at 5 Hz

125 Hz to 8000 Hz

-10 to 100 dBHL in 1 and 5 dB steps

10 in x 6 in x 14.5 in

5.28 lbs (with all accessories)

External, 5 VDC, MA 100-240 VAC

Continuous, pulse, warble

OPTIONAL ACCESSORIES

Audiocup Headset

Patch Cord

MA 27e

Patient Response Switch

APPLICABLE CPT CODE (S):

92551: Screening, pure tone

92552: Threshold, air