Digital Format Summary
The Digital Format Summary gives a brief description of the file types used during the digitization of original record materials at the ΝώΔαΛΉΘΛΣιΐΦ³‘ and Records Administration (NARA). The links in the βWhen is this Format Used?β column will take you to our Reformatting Approaches pages, which link to more detailed information about each product we create.
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Digital Media Type |
Description |
When is this Format Used? |
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Broadcast WAV (.wav) as defined by The European Broadcasting Union in document Uncompressed Version: 1 The Sustainability of Digital Formats site at the Library of Congress contains information about the NARA's WAV files are identified as PUID fmt/141 and fmt/142 in the database |
This digital media type is produced as an Digital Output from Audio Source product This digital media type is produced as a Digital Output from Motion Picture Film Source product |
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as defined by Society of Motion Picture and Television Engineers () 268M-1994, American National Standards Institute ()/SMPTE 268M-2003, SMPTE ST 268-1:2014, and/or SMPTE ST 268-2:2018 The Sustainability of Digital Formats site at the Library of Congress contains information about the NARA's DPX files are identified as PUID fmt/193 in the database |
This digital media type is produced as a Digital Output from Motion Picture Film Source product |
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Container Uncompressed
NARA's AVI files are identified as PUID fmt/5 in the database |
This digital media type is produced as a Digital Output from Motion Picture Film Source product This digital media type is produced as a Digital Output from Video Source product |
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128kbps (mono) or 256kbps (stereo) The Sustainability of Digital Formats site at the Library of Congress contains information about the NARA's MP3 files are identified as PUID fmt/134 in the database |
This digital media type is produced as an Digital Output from Audio Source product This digital media type is produced as a Digital Output from Motion Picture Film Source product |
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The Sustainability of Digital Formats site at the Library of Congress contains information about the
This MPEG-2 file is identified as PUID x-fmt/385 and x-fmt/386 in the database |
This digital media type is produced as a Digital Output from Video Source product |
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H.264 and (avc1) (AAC) The Sustainability of Digital Formats site at the Library of Congress contains information about the This MPEG-4 file is identified as PUID x-fmt/385 and fmt/199 in the database |
This digital media type is produced as a Digital Output from Motion Picture Film Source product This digital media type is produced as a Digital Output from Video Source product |
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Container
4444 format (ap4h)
The Sustainability of Digital Formats site at the Library of Congress contains information about the and the
This MOV file is identified as PUID x-fmt/384 and fmt/797 in the database |
This digital media type is produced as a Digital Output from Motion Picture Film Source product |
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and Linear wrapped in
Lossless compression
Unencrypted
The Sustainability of Digital Formats site at the Library of Congress contains information about the |
This digital media type is produced as a Digital Output from Motion Picture Film Source product |