Bentley Audio Digitization Rob Goldey Bentley Historical Library
Goals & Selection Increase access to materials Selecting 1,650 reel-to-reel tapes Radio broadcasts, speeches, oral histories, lectures, musical performances, interviews, religious and conference recordings Increase access to materials Quality digital transfers Reduce the use of original materials
Reel-to-Reel Tapes
Quality Control & Description Workflow Selection of tapes Digitization by vendor Metadata collection Quality Control & Description Access Reasons for choosing a vendor: Bulk, Time, Expertise and Equipment Ingest
Digital Files Digital audio files Embedded metadata External metadata Preservation WAV Production WAV Access MP3 Embedded metadata External metadata METS Images Notes.txt
Automated Quality Control Bentley Audio File Validator Batch processes files Designed in house File naming conventions Embedded & external metadata - exists & is well formed Checksums match File Format & Quality
Automated Quality Control Screenshots of BWF Editor, METS in Oxygen
Manual Quality Control QC: Spot checking audio content, no full listening
Providing Access Copyright Determination Issues Modified DeepBlue portal Descriptive data for everyone Access only in BHL; Modified Web Browser Deep Blue, UM’s DSpace