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Guide to construction and use of 6.30 mm (0.25 in) magnetic tape cartridge for data interchange, using GCR recording at 394 ftpmm(10000 ftpi), 39 cpmm (1000 cpi). Mechanical, physical and magnetic properties
standard by BSI Group, 06/30/1989
BS 7080-1:1989
$271.78 $135.89