Digaudio

Objectives ,[object Object],[object Object],[object Object],[object Object]

Analog vs. Digital Signals ,[object Object],[object Object]

Analog vs. Digital Signals ,[object Object],[object Object],“ Sampled” discrete data

Audio Sampling Variables ,[object Object],[object Object],[object Object],[object Object]

How Many Samples? Audio “Sampling Rates” ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

How Many Samples? Audio “Sampling Rates” ,[object Object],[object Object],[object Object]

How Many Samples? Audio “Sampling Rates” ,[object Object],[object Object],[object Object],[object Object]

[object Object],Typical Sample Rates: Sample Rate Less 8000 Quality Telephone 11000 AM Radio 16000 FM Radio 22050 per Stereo

How Much Data per Sample? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

How Many Channels Sampled? ,[object Object],[object Object],[object Object],[object Object]

Audio Sampling Variables File Size Digital Audio Quality

[object Object],Balance Sample Rate Bit Depth Number of Channels Record Settings Sound Quality File Size

[object Object],More Audio Samples Larger Audio Files

[object Object],File size is determined by a combination of: Bit Depth Sample Rate No of Channels

[object Object],File size is determined by a combination of: Length in Minutes Bit Depth Sample Rate No of Channels

[object Object],Variables of concern: 8 bit or 16 bit Various Sample Rates Stereo or Mono Length in Minutes

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