3M
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3M
Brochures
Meet the Pro's Pro - Describes multitrack audio recorders.
Professional Audio Recorder Scheduled Maintenance - Scheduled field maintenance provided by 3M. 2.8MB. Contributed by Gary Glaenzer
Manuals
Series 79 multitrack audio tape recorder. 1973. Contributed by Gary Glaenzer. 6.5MB
Series 410 Professional Audio Recorder. Contributed by Gary Glaenzer. 141MB
Series 500 Multitrack audio tape recorder (1970). Contributed by Gary Glaenzer.
Manual - 158MB.
Remote Control - M56 Functional Description, Using the 56017B100 Remote Box. 131kB
Preventative Maintenance and Alignment, 320kB
Suggested Preventative Maintenance Schedule, 450kB
Tutorials
Fundamentals of Magnetic Recording. Contributed by Gary Glaenzer. 1.2MB
Technical Bulletins
Miscellaneous Technical Bulletins - Various modifications to professional recorders to improve performance. Contributed by Gary Glaenzer.
Record and Bias Levels - Charts describe the maximum flux density for various 3M tapes and bias level for various tapes and head gaps. Contributed by Gary Glaenzer.
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