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Table 1 Mean interaural attenuation at audiometric frequencies for AC and BC threshold audiometry according to [20] and [4], respectively

From: An artificial patient for pure-tone audiometry

Frequency Mean interaural AC Mean interaural BC
f0[Hz] atten. Ia(f)[dB] atten. Ib(f)[dB]
250 59 0
500 58 0
1000 50 0
2000 46 0
4000 60 0
8000 61 -
Model Supra-aural Bone
  headphone vibrator
  (HDA 200) (B-71)