Sennheiser Stereo Amplifier Audioport A1 User Manual

Audioport A1  
Audiology | Mono Personal Sound Amplifier  
Cat. No. 003739  
Description  
The A 1 is a personal sound amplifier for people who may sometimes  
need to rely on artificial assistance for their hearing.  
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  
alle Löcher geschlossen  
alle Löcher geöffnet  
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)  
Replacement ear-cushions  
(transp., softer version)  
Cat. No. 037080  
Cat. No. 040949  
Product Variants  
Audioport A 1 Set-120 as Audioport A 1,  
but with L 90-120 charger  
Audioport A 1 w/o L 90 as Audioport A 1,  
but without L 90 charger  
Cat. No. 003740  
Cat. No. 003713  
 

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