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Lamson Library

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Digital Collections at Plymouth State University

Acceptable File Formats

Items submitted to the PSU Digital Repository must be saved in one of the following file formats. These formats are considered sustainable as defined by the Library of Congress (see Content Categories > Format > Preferences in Summary).

Text-based documents: PDF/A Portable Document Format

Audio: WAV Waveform Audio Format

Video: MPEG-2 Motion Picture Experts Group

Images: TIFF Tagged Image File Format

The following factors limit the ability to provide complete digital preservation. Files will not be accepted if one or more of these factors are present:

  • Encryption
  • Compression
  • Password protection
  • Fonts not embedded