Page 4 of Phonak Perseo Behind the Ear 111dAZ Technical Guide by Hearing Planet

2 cm3 coupler data input output characteristics at 2000 hz p out db spl full-on-gain reference test gain 120 110 100 90 80 70 30 40 50 60 70 80 90 100 p in db spl tone hook effects on output input 90 db spl db spl frequency response he4 1000 standard he4 330 optional 130 120 110 100 90 80 100 200 500 1000 2000 5000 10 000 hz tone hook effects on max gain input 50 db spl db frequency response he4 1000 standard he4 330 optional 50 40 30 20 10 0 100 200 500 1000 2000 5000 10 000 hz test mode special program exclusively designed for coupler measurements with perseo ­ access in pfg main menu hearing instruments measurement settings db spl max gain and mpo input 90 db spl 2cc measurement settings input 60 db spl 130 120 110 100 90 80 70 60 50 40 100 200 500 1000 2000 5000 10000 hz unless otherwise specified all data obtained with the ear hook type he4 1000 furthermore due to the complex digital signal processing of this instrument standard measurements as presented in this product information are only possible in a special program gb 0103 data subject to change without notice.

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