WITS_Mining_Hearing & Noise Test_Pathy Muke.

15:36 3 speakers 6 chapters 34 segments
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  1. 0:10
    Chapter 1: Hello, welcome to the GenMe lab. 114s · Speaker 1

    Hello, welcome to the GenMe lab. I'm Pathy Mukhe, my postcard student in the School of Mining Engineering. Today, I'm your lab demonstrator for this demonstration called Noise and Hearing Lab demonstration. Mining industry is a very noisy e…

  2. 2:05
    Chapter 2: categorization and calculate the binaural and mono hearing impairment and finally issue an overall assessment about the hearing ability of a person. 86s · Speaker 2

    categorization and calculate the binaural and mono hearing impairment and finally issue an overall assessment about the hearing ability of a person. Let's now describe the apparatus. The hearing test requires the use of the following appara…

  3. 3:33
    Chapter 3: We need to make sure that any head ornament and eyeglasses, hearing aids that might affect the acoustical test of the demonstration should be removed and also the hair should be fastened at the back of the head so that it does not become trapped between the headset and the ears of the person being tested. 62s · Speaker 3

    We need to make sure that any head ornament and eyeglasses, hearing aids that might affect the acoustical test of the demonstration should be removed and also the hair should be fastened at the back of the head so that it does not become tr…

  4. 4:36
    Chapter 4: at a dial rating of 50 decibels. 139s · Speaker 1

    at a dial rating of 50 decibels. This is to allow the person to hear the sound at the outset of the hearing threshold determination. It's also important to note that if the person doesn't respond to the sound when it is first presented at 5…

  5. 6:56
    Chapter 5: The threshold at 500 hertz. 302s · Speaker 2

    The threshold at 500 hertz. So I'm decreasing the intensity. I'm sending 40 decibels, still responding. I decrease to 35, sending, responding. 30, still responding. 25 decibels, still responding. 20, I can see it's pressing. 15, still respo…

  6. 11:59
    Chapter 6: and then divide by six to get the percentage binaural hearing impairment. 202s · Speaker 1

    and then divide by six to get the percentage binaural hearing impairment. So by doing so, we want to assess the hearing ability of Maluse. We compare the result with the standard norms given in the audiogram classification or categorization…