Cets 2013 graunke using audacity

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  • Cets 2013 graunke using audacity

    1. 1. Using Audacity to Create Studio-Quality Audio on a Budget Presented by Jeff Graunke Chicago e-Learning and Technology Showcase August 20, 2013 1
    2. 2. Introduction  What does your audio sound like?  Cell phone in an airport  Shortwave radio  AM Radio  FM radio  CD 2
    3. 3. There’s Hope!!!  You can reap a huge return in audio quality, with a $500 investment in equipment and a little practice. 3
    4. 4. Recording Studio in a Box 4
    5. 5. Recording Studio in a Box  Microphone $80 – Samson CU01 Condenser USB mic.  Mic Stand $14 - The floor stand allows great flexibility. The narrator can sit or stand.  Pop filter $25 - You need this to eliminate the popping of the "P" sounds.  Acoustic Panels $362 - Reduce/eliminate the echoes and absorb stray sounds. Advertised prices on Amazon.com 8-19-13 5
    6. 6. Software - Audacity  Free Multi-track digital recording & editing tool  Download Audacity at: www.audacity.soundforge.com  You will also need:  VST Enabler – allows use of plug-ins.  LAME MP3 Encoder –create MP3s 6
    7. 7. Audacity Resources  http://manual.audacityteam.org/man/Tutorials  http://wiki.audacityteam.org/wiki/Audacity_Wiki_Home_Page  www.makeandbreakeducation.com  www.Youtube.com 7
    8. 8. Recording Process  Write Script  Select Voice Talent  Outgoing  Clear voice  Familiar with Material  Alternate Male and Female  Recruit coworkers  Selecting a Location  Record Audio  Edit Audio Files 8
    9. 9. Write the Script  Saves Time  Script = written road map  Read it aloud  Make Copies for everyone to follow along  Use Larger Font Size (14+ pts)  Take Notes 9
    10. 10. Location, Location, Location  Find the quietest room possible  Beware of:  AC/Heat vents  Outside Traffic  Ringing Phones  Noisy neighbors  Buzzing lights  Humming printers 10
    11. 11. Recording Session  Make it fun  Later in the morning (voices warm up)  Water for everyone!! No Cold Drinks!  Stand Tall  Spotter  Set up early  Save early, Save often!! 11
    12. 12. Microphone Position  Make it level with the speaker’s mouth  3-4 inches from speaker’s mouth  Finding Microphone’s “sweet spot”  Test at 2”, 4” and 6” away  Test speaking straight into mic  Test speaking slightly offset 12
    13. 13. Recording Volume  Changing Mic volume:  Volume  Options  Properties  In Mixer Device field, select Microphone & click OK  Volume popup displays 13
    14. 14. Recording Volume 14
    15. 15. Recording Volume 15
    16. 16. On Air  Any volunteers? 16
    17. 17. File Management 1. Make an Audio folder for your project 2. Save original Audacity file as a MASTER file. (i.e. course audio MASTER.aup) 3. Make an EDIT version (i.e. course audio EDIT.aup) 17
    18. 18. Editing: Amplify  Effect  Amplify  This allows you to adjust the volume of the audio.  Automatically set to highest amplification without clipping 18
    19. 19. Editing: Change Pitch  Menu: Effect  Change Pitch  You can change the octave of the audio higher or lower.  Good for changing voices 19
    20. 20. Editing: Equalization  Menu: Effect  Equalization  Change the sound.  Use the preset Select Curve: Telephone 20
    21. 21. Editing: Noise Removal  Menu: Effect  Noise Removal  Takes a sample of constant background noise and removes it from the entire clip.  Can give the audio a tin can sound 21
    22. 22. Editing: Fade In/Fade Out  Menu: Effect  Fade In/ Fade Out  This fades the selected section of audio. 22
    23. 23. Editing: Generate Silence  Menu: Generate  Silence  This will apply silence to a highlighted section or you can specify a duration of silence. 23
    24. 24. Editing: Remove Breath 1. Highlight a quiet section of audio 2. Copy it (CTRL + C) 3. Highlight the breath or other sound 4. Paste the quiet section (CTRL +V) 24
    25. 25. File: Export to MP3  Menu: File  Export  Exports the entire clip  Menu: File  Export Selection  Exports the highlighted selection 25
    26. 26. Tips  Get a good microphone  Record a sample and Listen to it  Stay away from outside rooms near high traffic roads 26
    27. 27. Tips  Vary voices. Use male and female voices for better voice texture.  Save early, Save often (It’s Chicago)  Backup files  Make a copy of original file for editing  Record first, edit second 27
    28. 28. Summary  Invest in good audio hardware  Get Audacity  Practice, practice, practice 28
    29. 29. Questions  Do you have any questions? 29
    30. 30. Graunke Consulting, Inc is a Chicago-area based consulting firm specializing in eLearning development. Visit us at: www.graunkeconsulting.com Company founder Jeff Graunke is an executive, trainer, instructional designer, project manager and writer with more than 20 years experience in the areas of writing, training and computer systems. Contact Jeff at: jeff@graunkeconsulting.com 30
    31. 31. Please take the time to provide us with your session feedback using any of the following methods. QR Code 1. Download a QR reader to your Smartphone or tablet 2. Scan the QR code from this slide, your session evaluation sign, or your program 3. Launch and complete the evaluation URL Address 1. Locate the URL for this session from this slide, you session evaluation sign, or your program. 2. Enter the URL Code for this session into the browser of your laptop, Smartphone or tablet 3. Launch and complete the evaluation URL: https://www.questionmark.com/cets08 31 Session Evaluation

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