Basics of Sound and Audio is for any and all Car Audio Professionals. It's an hour-long course, broken into three 20-minute segments. This course will help you with the basic concepts required in Tuning DSP Systems, Audio System Design., OEM Integration and Testing, and other courses. NOTE: You can enroll now, and view the course any time!
Part One
- Sound
- Cycles and Hertz
- Audible Range
- Bass, Midrange, Treble
- Localization
- Octaves
- Loudness
- Perceptual Masking
- Harmonics
- Speakers
- Analog Recording
- Resistance and Impedance
- Polarity and Phase
- Pre-emphasis
- Frequency Responses
- Digital Recording
Part Two
- Amplifier Classes
- Rules of Power
- RTA’s and O-Scopes
- Distortions
- Clipping and Signal Paths
- O-Scopes and Test Tones
- Harmonics and Intermodulations
- Woofers, Midranges, and Tweeters
- Rule of Excursion
- Rule of Dispersion
- Crossover Filters
- Resonance
- Active vs Passive
Part Three
- More on Frequency Responses
- Human Preference and Frequency Response
- Stereo
- Speaker Dispersion in Cars
- Improving System Designs
- Three Problems of Car Stereo
- Path-Length Differences
- Delay
- Review
Your Instructor
Ken Ward has been in car audio for more than three decades. He's worked as a national trainer, a product manager, and owned his own very successful car audio and electronics integration business. His company, Educar Training, has been recognized as the leader in OEM audio analysis and correction. He's spoken at industry conventions and events many times, contributed to certification programs in their infancy, and is widely considered one of the top trainers in the "12-volt" world.