Chapter 15

Chapter 15 - Jourdan Fletcher 11/29/07 Networking I Period...

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Jourdan Fletcher 11/29/07 Networking I Chapter 15 Sound I. Type of Sound a. WAV i. 2 ways to make sounds ii. Sound travels in Waves iii. Waveform 1. The changes are graphed as waveform iv. Cannot be saved by PC 1. Must be converted to 1’s or 0’s v. Waveforms are recorded in a number of tracks vi. Waveforms are sampled in 8 or 16 bits vii. Waveform sampling rate is measured in Kilohertz 1. Thousands of times per second viii. Waveforms are sampled in individual tracks ix. Waveforms are recorded at different bit depths b. MIDI i. Musical Instrument Digital Interface 1. Not designed for PC 2. Designed for musicians to create, store and play a cross section of instruments
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Jourdan Fletcher 11/29/07 Networking I 3. Sound card has built in recordings of instruments 4. Functions like a traditional sheet of music 5. Each file contains a series of commands 6. Each instrument is called voice 7. Polyphony a. A number of different instrument played simultaneously 8. Sound cards use 2 methods for storing data a. FM Sythesis b. Wavetable i. Higher quality than FM Synthesis 9. MIDI is smaller than WAV a. Midi only stores Notes c. It’s all WAV and MIDI i. Only 2 types of sound types in the PC world 1. Waveforms and MIDI II. Sound Cards a. Sound Card Connections i. Record and Play Waveform Files
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This note was uploaded on 10/25/2010 for the course NET 101 taught by Professor Williams during the Spring '10 term at FAU.

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Chapter 15 - Jourdan Fletcher 11/29/07 Networking I Period...

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