Cets 2013 graunke using audacity
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Using free audio editing software Audacity, one can create professional quality audio recordings with just $500 worth of equipment. The presentation recommends a USB microphone, mic stand, pop filter, and acoustic panels. Audacity allows for multi-track recording and editing with effects like amplifying, changing pitch, equalization, and noise removal. With practice editing audio files in Audacity, one can produce high quality recordings.
Cets 2013 graunke using audacity
- 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. Introduction What does your audio sound like? Cell phone in an airport Shortwave radio AM Radio FM radio CD 2
- 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. Recording Studio in a Box 4
- 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. 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. 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. 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. 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. 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. 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. 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. Recording Volume Changing Mic volume: Volume Options Properties In Mixer Device field, select Microphone & click OK Volume popup displays 13
- 16. On Air Any volunteers? 16
- 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. Editing: Amplify Effect Amplify This allows you to adjust the volume of the audio. Automatically set to highest amplification without clipping 18
- 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. Editing: Equalization Menu: Effect Equalization Change the sound. Use the preset Select Curve: Telephone 20
- 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. Editing: Fade In/Fade Out Menu: Effect Fade In/ Fade Out This fades the selected section of audio. 22
- 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. 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. File: Export to MP3 Menu: File Export Exports the entire clip Menu: File Export Selection Exports the highlighted selection 25
- 26. Tips Get a good microphone Record a sample and Listen to it Stay away from outside rooms near high traffic roads 26
- 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. Summary Invest in good audio hardware Get Audacity Practice, practice, practice 28
- 29. Questions Do you have any questions? 29
- 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. 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
Editor's Notes
- #2: Speakers note