The files were uploaded to hard disk through the courtesy of Flycode, Inc.More recently, Prelinger films have been digitized and uploaded by Skip Elsheimer at AV Geeks.We encourage your support of your local library, and the essential services your library's professional staff can provide in person.
The files were encoded at constant bitrates ranging from 2.75 Mbps to 3.5 Mbps.The workstation is a 550 MHz PC with a Future Tel NS320 MPEG encoder card.Custom software, also written by Rod Hewitt, drove the Betacam SP playback deck and managed the encoding process.Can you point me to resources on the history of ephemeral films? The Prelinger Archives films are held in original film form (35mm, 16mm, 8mm, Super 8mm, and various obsolete formats like 28mm and 9.5mm).
Why are there very few post-1964 movies in the Prelinger collection? Films were first transferred to Betacam SP videotape, a widely used analog broadcast video standard, on telecine machines manufactured by Rank Cintel or Bosch.
These numbers may differ from those on item and collection pages because they are updated monthly rather than daily. Collection counts shown in the graph on the "About" page are updated monthly.