Digital Audio

Why digital files?

Digital Audio

Digital Audio

File formats for PCM audio

Audio compression

Compressed Audio: Standards

Compressed Audio: Proprietary Formats

Internet Audio Delivery Methods

Bandwidth Requirements

Equipment for digitization

Digitization: Two Approaches

Indiana University Music Library Digitizing Lab

Context

Variations

Simon Center

Music Library Workstations

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Simple approach:
Audio e-reserves

Variations2

The Variations2 System

Variations2 Data Model

Variations2 Data Model

Variations2 Data Model: Example

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Work Structure: Example

Work Structure: Example

Work Structure: Example

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Intellectual property

Commercial services: consumer

Commercial services: library

On the horizon: Music IR

Thank you!