Page 1 of Phonak Aero Behind the Ear 311 Technical Guide by Hearing Planet

aero 311 forte tm compact phonak bte digital power hearing computer with 15-channel digital multimode signal processing dmsp digital noise canceler for optimum comfort in noisy environments plus features for convenient and successful operation dnc 0459 key data max gain max power output frequency range general features ear simulator 76 db 137 db spl 1506600 hz 4 1 3 small phonak digital bte battery size 13 ear hook he2 680 telephone coil protected microphone inlet automatic and manual volume adjustment tactronic switch for on/off and program selection manual volume adjustment and the tactronic program selection switch can be deactivated by software fm receiver microlink mlx or ml5 audio shoe as5-mlx or as5a tamperproof system ks5-3 earhooks he2 he2 1000 mini ear hooks choice of 11 colorline colors 2 5 8 9 6 7 fm hook he2 680 broadband receiver microphone with protected inlet manual volume adjustment opening for programming connector tactronic on/off and program selection switch battery drawer serial number audio input 1 2 3 accessories options 4 5 6 7 9 fitting range 0 10 20 30 40 50 60 70 80 90 100 db hl technical features 2 rsd ad converters 14 bit resolution sampling rate 16 khz 16-bit dual harvard signal processing chip 32 point fft processor 128 point fft window 110 120 125 250 500 1000 2000 4000 hz moderate to profound hearing loss all audiometric configurations warning to dispensers this hearing instrument has an output sound pressure level that can exceed 132 db spl special care should be taken when fitting this instrument as there may be a risk of impairing the residual hearing of the user digital aero product information aero 311 forte processing features 15-channel digital multimode signal processing dmsp 3 signal processing strategies dwdrc non-linear dsc linear dlimiting linear up to 3 hearing programs additional mute mode · program 1 basic · program 2 party noise · program 3 acoustic telephone · selectable alternative programs aero noise suppression technologies · high resolution 15-channel digital noise canceler dnc · soft squelch feedback manager individual signal tones for program confirmation and end of battery life indication 8

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