BS 7080-1:1989 : Title: 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 Pages: 40 Year: Publisher: British Standards Institution Availability: Within 1-2 working days
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