'000 hz' diaporamas de présentation

The lecture

1.36k views • 115 slides

AUDIO

AUDIO. 1. Basic physics of Sound 2. Types of Sound 3. Reception: Modes of Listening. 4. Sound Art 5. Recorded sound 6. Audio Examples. What is sound?. It is basically a pattern formed in the vibration or movement of molecules of air. What is sound?.

1.34k views • 83 slides

831 views • 66 slides

Chapter 5

Chapter 5. Analog Transmission. 5.1 Modulation of Digital Data. Digital-to-Analog Conversion Amplitude Shift Keying (ASK) Frequency Shift Keying (FSK) Phase Shift Keying (PSK) Quadrature Amplitude Modulation Bit/Baud Comparison. Figure 5.1 Digital-to-analog modulation.

814 views • 57 slides

Hearing Science

Hearing Science. HSLS 253. Chapters 4 and 5 Complex Stimuli and Sound Analysis. For each doubling of the distance, sound pressure level decreases by a factor of 2. How many dB is the difference between upper and lower waveforms?. Formulas you need to know by now. (Not all-inclusive)

614 views • 50 slides

QUIKLOOK II Software QUIKLOOK Users' Group 2011 Annual Meeting August 18-19,2011 Tabor Academy

QUIKLOOK II Software QUIKLOOK Users' Group 2011 Annual Meeting August 18-19,2011 Tabor Academy Marion, MA. QUIKLOOK II Software. New Features 2010 New Features 2011 Software Error Notices User discussion, questions, and suggestions. New Features 2010. Version 2010.227

565 views • 48 slides

Introduction to Computing and Programming in Python: A Multimedia Approach

Introduction to Computing and Programming in Python: A Multimedia Approach. Chapter 6: Modifying Sounds Using Loops. Chapter Objectives. How sound works: Acoustics, the physics of sound. Sounds are waves of air pressure Sound comes in cycles: one "up peak" and one "down peak"

552 views • 46 slides

Chapter 6 Speech

Chapter 6 Speech. By Frankie, K. F. Yip. Sound Waves. The sound waves are longitudinal waves. Period is the time required for one complete cycle. Pressure. Period. amplitude. Time. Wavelength is the distance travelled in one cycle. Pressure. Wavelength. amplitude. Distance.

538 views • 44 slides

Working with Sounds

Working with Sounds. Barb Ericson College of Computing Georgia Institute of Technology ericson@cc.gatech.edu. Sound Processing. Goals: Give you the basic understanding of audio processing, including psycho-acoustics, Identify some interesting examples to use.

630 views • 42 slides

( McNeese Everest Speed of Sound )

( McNeese Everest Speed of Sound ). MESS. Columbia Scientific Balloon Facility Palestine,Tx May 2008. Team Members. Mukesh Wagle - Team Leader Sovit Poudel - Team Acquisitions Officer Parash Maharjan - Computer Specialist Dilip Roshan Das - Payload Structural Engineer

408 views • 28 slides

Recording Equipment

Recording Equipment. Bob Nyberg NTLI January 2006. A good microphone will make the biggest difference in the quality of your recording. Built in microphones are usually poorer quality and often are omni-directional.

679 views • 27 slides

Hearing Science

Hearing Science. HSLS 253. Chapter 10 Auditory Sensitivity. psychophysics (pp 275-279) auditory sensitivity to frequency auditory sensitivity to level durations temporal integration differential sensitivity frequency discrimination intensity discrimination

666 views • 23 slides

Franklin County Amateur Radio Club Technician Class License Course Chris Myers KB1NEK

Franklin County Amateur Radio Club Technician Class License Course Chris Myers KB1NEK Bob Dickerman WA1QKT Al Woodhull N1AW Bob Solosko W1SRB (original author). Local Communications. Building Equipment. Rag Chewing. Public Service. CW Phone Digital. Emergency. Worldwide.

326 views • 19 slides

Konigsberg Nine AU Update

Konigsberg Nine AU Update. John Bolte IV, PhD The Ohio State University Injury Biomechanics Research Laboratory. Scientific Symposium on Injury Biomechanics Research. Konigsberg Bite Plate 9AU System. Laptop - NI Labview. Parallel Data Converter. Battery. Amplifier/ Encoder.

326 views • 19 slides

Physical Layer Continued

671 views • 16 slides

11. Use FFT to Design DF

11. Use FFT to Design DF. Lab 4 Application of RTOS. Input sound, analog filter Digital filter, FFT Display amplitude versus freq on the oLED. Reference EE345L book, chapter 15. Lab4 Spectrum Analyzer. Design a linear FIR digital filter. Specify gain versus frequency

325 views • 15 slides

Sound

Sound. Sound Waves. Sound waves are longitudinal waves. The source of a sound wave is a vibrating object. Only certain wavelengths of longitudinal waves in the air can be detected as sound. Sound Waves. Sound waves require matter in order to propagate. They cannot travel in a vacuum

447 views • 14 slides

Lab 3

Lab 3. Signals in Matlab. Signals in Matlab. Lab objectives Generate a signal which is the sum of two sinusoids of different frequencies, of a level and sample rate suitable to send to the soundcard. Plot it. Add noise to the above signal, and plot the result.

205 views • 10 slides

IE 327 Introduction to Work Design Dr. Andris Freivalds Class #17

IE 327 Introduction to Work Design Dr. Andris Freivalds Class #17. Auditory Displays (pp. 316-317). Auditory signals for warnings : Attention demanding ( ? RT) When vision overburdened, moving about Two-stage signals Attention demanding (warning) Precise information (speech)

241 views • 8 slides

? ? : Revoluto Desktop Microphone Unit ??? : MPR 211 B ??? : beyerdynamic

231 views • 1 slides