Sennheiser A1 User Manual

Audioport A1

Audiology | Mono Personal Sound Ampliﬁ er

Description

The A 1 is a personal sound amplifier for people who may sometimes need to rely on artificial assistance for their hearing.

Cat. No. 003739

Technical Data

Frequency response ...............................................300 – 18,000 Hz

Transducer principle..............................................................dynamic

Microphone ..................................................................electret, mono

Pick-up pattern ..................................................................directional

Acoustic amplification .....................................................max. 30 dB

Characteristic SPL at 1 kHz....................................................124 dB

Power consumption .....................................................approx. 5 mA

Operating time...................................... approx. 10 h per accupack

Weight (without BA 90) .............................................................40 g

Features

Reading glasses for the ears: personal sound amplifier for people with

slight to moderate hearing impairment

Compensation circuit for suppression of user’s voice

Extremely easy to operate

Adjustment of frequency response to the listener’s hearing

Delivery includes: 1 A 1 personal sound amplifier

1 L 90 plug-in charger 1 BA 90 accupack 4 x sealing tape for adjusting the frequency response

Recommended Accessories

BA 90, Spare accupack Cat. No. 003261

Replacement Parts

Replacement ear-cushions

(black, firmer version) Cat. No. 037080

Replacement ear-cushions

(transp., softer version) Cat. No. 040949

Product Variants

Audioport A 1 Set-120 as Audioport A 1,

but with L 90-120 charger Cat. No. 003740

Audioport A 1 w/o L 90 as Audioport A 1,

but without L 90 charger Cat. No. 003713

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