'Pure tone' presentation slideshows

Pitch , tonality, and the missing fundamentals of music cognition

879 views • 69 slides

Screening Techniques for the School Nurse

Screening Techniques for the School Nurse. Introduction to School Nursing. Screening Programs.

707 views • 50 slides

Sound Synthesis

Sound Synthesis. Part II: Oscillators, Additive Synthesis & Modulation. Plan. Simple Oscillator (wavetable) Envelope control Simple Instrument (Helmholtz) Additive Synthesis Modulation Summary. AMP. FREQ. PHASE. WF. Simple Oscillator. Oscillator 3 strategies.

652 views • 41 slides

THE AUDITORY SYSTEM

THE AUDITORY SYSTEM. Formula for a pure tone. Middle Ear Cartoon. How does the basilar membrane move?. Temporal (Telephone) Theory : Different frequencies are represented by the temporal response of the whole basilar membrane. The basilar membrane responds like a telephone or microphone.

448 views • 33 slides

Efficient Encoding of Vocalizations in the Auditory Midbrain

Efficient Encoding of Vocalizations in the Auditory Midbrain. Lars Holmstrom Systems Science PhD Program Portland State University. Overview. Research goals Overview of the auditory system Encoding strategies Experimental design Experimental results and conclusions.

456 views • 30 slides

Johannes Lantz, Otometrics A/S, HEARsound Laboratories - Copenhagen<>Lund

A FRESH approach to pediatric audiometry ; Should we stop using NBN now? Presentation given at AudiologyNOW !, Anaheim 2013. Johannes Lantz, Otometrics A/S, HEARsound Laboratories - Copenhagen<>Lund Hannah Holmes, Institute of Sound and Vibration Research, Southampton. What this is about.

475 views • 28 slides

Chapter 26 Sound

Chapter 26 Sound. The Origin of Sound. All sound waves are produced by the vibration of a material object. E.g., the reed of a saxophone, the string of a guitar or the tines of a tuning fork.

1.28k views • 26 slides

10) Two waves, A and B, are superposed. For which one of the following circumstances will beats result?

545 views • 23 slides

Introduction to Audiologic Assessment

Introduction to Audiologic Assessment. Perry C. Hanavan Audiologist. What is the purpose of the audiologic evaluation? Measure degree of loss Define type of loss Determine the medical etiology All the above A and B. Purpose of Audiologic Evaluation.

497 views • 21 slides

Introduction to Audiologic Assessment

Introduction to Audiologic Assessment. Perry C. Hanavan Audiologist. What is the purpose of the audiologic evaluation? Measure degree of loss Define type of loss Determine the medical etiology All the above A and B. Purpose of Audiologic Evaluation.

320 views • 21 slides

Chapter 6: The Human Ear and Voice

Chapter 6: The Human Ear and Voice. The study of the human ear and the process by which sound waves are received and transmitted to the nerve endings that convert mechanical vibrations into electrical impulses.

652 views • 20 slides

HISTORY OF HEARING TESTING

943 views • 17 slides

Referral/Notification and Reporting Learning Objectives

ARIZONA T 3 HOW TO TRAIN HEARING SCREENERS RENEWAL CURRICULUM: REFERRAL/NOTIFICATION AND REPORTING. Referral/Notification and Reporting Learning Objectives. Understand the results of hearing screening methods. Know appropriate responses to screening outcomes.

327 views • 16 slides

Lecture 8

Lecture 8. Perceived pitch of a pure tone Absolute pitch Midterm review. Instructor: David Kirkby (dkirkby@uci.edu). Miscellaneous. Results of homework #2: average score was 84%.

305 views • 16 slides

Human hearing

294 views • 14 slides

Human hearing

368 views • 14 slides

Threshold of detection

Threshold of detection. Established according to some criterion. Other terms related to threshold. dB HL: Hearing level dB RETSPL: Reference equivalent threshold sound pressure level dB SL: Sensation level. HL to RETSPL conversion (Table 3.2 in textbook).

432 views • 6 slides

records to be maintained

records to be maintained. By Jayashree Bsc , MEd (HI) Speciall Educator, Speech therapist. The records to be maintained by a teacher of the hearing impaired related to the audiogram and the hearing aid . Case history of the child Audiogram details

140 views • 5 slides

The Waveform

pressure. time (ms). The Waveform. Microphone converts pressure to voltage Plot pressure vs. time Sound always has an oscillating pressure vs. time. period. T = 2.2 ms. T = 7 ms. Compare Waveforms. f = 1/T = 460 Hz. f = 1/T = 140 Hz. period. amplitude. pure tone = sine wave.

341 views • 3 slides

What if cross-hearing is a problem?

What if cross-hearing is a problem?. Necessary to prevent NTE from responding. Procedure: MASKING. Types of masking: Central versus peripheral Central masking: Elevation of threshold of a pure tone presented to one ear when noise is presented to the other ear. Around 5 dB threshold shift.

202 views • 1 slides