Features

• Air, bone and speech audiometry
• Compact and easy to use
• Weighs just 1.54kg
• Pure tone, continuous, pulsed & warble tones
• Internal memory
• Large integral display
• Silent operation rotary controls
• Talk forward/ back function
• Range of clinical tests
• Optional printer
• NOAH compatible
• Optional insert earphones

Technical Specifications

OUTPUT/INPUT DATA

Outputs: Left A(, Right AC, Bone (L&R) insert masking and freefield

Frequency range (Hz): AC: 125-8kHz BC: 250Hz-8kHz

Frequency accuracy: <1%

Distortion: <2%

Output level range (AC): -10dBHL to 120dBHL (max)

Output level range (BC): -10dBHL to 70dBHL (max)

Output level range (FF): Up to 90dB

Insert masking output: 90dBHL max (250-4kHz)

Output level accuracy: Within 3dB

Output level step size: 2.5dB/5dB

Output transducer options: TDH39/TDH49 earphones,

optional insert earphones and freefield

Tone present: Single, pulsed, warble or continuous

Masking: Narrowband or broadband

Lock: Synchronous channel lock

Clinical tests: SISI Stenger ABLB SAL

Communication: Integral talk over and talk back facility

Recorded speech: Tape or CD input

Live speech: 2 x microphone input

Level indicator: Monitors live and recorded speech

NOAH interface: Transfer of AC and BCtest results

PHYSICAL DATA

Display: 2 lines of 24 characters

Power (UK): 240V ac 50/60 Hz

Dimensions (mm):

355 x 230 x 100 high

Weight: 1.54kg

STANDARDS

The Amplivox 270 conforms to

the relevant clauses of the

following standards.

Safety: EN60601-1

EMC: EN60601-1-2

Audiometric: EN60645

CE mark: Approved for Medical

Device Directive