NEED HELP FOR AIDs Spec

DonPhan at world838.com DonPhan at world838.com
Sun Mar 2 23:30:08 EST 1997


I am trying to understand the spec from my 3yrs old daughter's aids, 

manufacture from Phonak ( Super-Front PP-C-4)

SSPL 90:  <140dB SPL
HF Average SSPL 90:  132dB SPL
HF Average Full-on Gain/Input 50dB SPL:  70 dB
Reference Test Gain:  55dB
Frequency Response Range with setting
LC-O/HC-O:  300-4900Hz
LC-8/HC-0:  650-6200Hz
LC-0/HC-B:  250-4600Hz
THD at 500Hz:  <6.5%
THD at 800Hz:  <2.5%
THD at 1600Hz:  <1.5%
Equivalent input noise level:  <23dB SPL
Battery Current Drain:  <3.3 mA
Induction Coil Sensitivity:  126 dB SPL  

Would anybody explain the above Spec or any suggestions for this aid's
performance???
Thank you in advance.



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