Hearing Intsrument Technology

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Across
  1. 3. the coupler used for custom hearing aids
  2. 5. loudness discomfort level
  3. 9. how much sound travels through the head
  4. 11. used when one ear is normal and one ear is dead
  5. 12. Hearing loss due to aging
  6. 13. pill used to test battery drain in hatbox testing
  7. 14. programming software
Down
  1. 1. transducer for testing bone
  2. 2. individual frequencies that can be adjusted without effecting others
  3. 4. down ten up five
  4. 6. settings the manufacturer thinks is best to start at
  5. 7. MPO
  6. 8. calculation of hearing aid use
  7. 10. HL caused by medicines
  8. 15. the coupler used for BTE's