3M Analog Magnetic Tape Technology

Canonical Tables of 3M Audio Open Reel Tape Types, with Technical Data

Introduction
Tables in PDF Format — in Customary Units, or  in SI Units`

Tables in Microsoft Excel (XLS) Format — in Customary Units,  or  in SI Units

Other 3M Tape Documents
3M Sound Talk Index and PDF Scans of all 46 Bulletins

Sound Talk index in HTML format with links to the PDF scans of the Bulletins themselves Sound Talk index in ASCII format

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