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  1. N

    hearing test device using pure tone audiogram

    Thanks for the reply :) we were about to finish the project but we are having problems with our headphone we used the HDA 280 headset for audiometer The problem is the headphone is producing noise but when the test tone is sampled the noise is gone test tones are 250, 500,1000,2000,4000...
  2. N

    hearing test device using pure tone audiogram

    thanks for your insight sir, we may be using matLab since we don't have enough time to study other program our title defense is on Thursday and Friday
  3. N

    hearing test device using pure tone audiogram

    This is our final year project we will make a device that will test the hearing perspective of a person using a pure tone audiogram(existing) without an specialist it will produce a ascending sound with an specific frequency it will also graph the range of frequency that the person was able...
  4. N

    Noise Canceling Headphone

    a big thanks sir :) i'll try to study the circuit and modify it if possible we are not allowed to just copy the circuit
  5. N

    Noise Canceling Headphone

    Thank you so much sir :) i'll consider your suggestions on my further studies God bless
  6. N

    Noise Canceling Headphone

    Good day to everyone :) im a newbie here and i just want to ask on how to make a Noise canceling Headphone that is not too expensive Im going to use it in my project My project is to make a a hearing test device that does not need an assistance of a specialist/doctor Based on my...
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