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Guide to construction and use of 90 mm (3.5 in) flexible disk cartridges for data interchange, using modified frequency modulation recording at 7958 ftprad, 5.3 tpmm (135 tpi) on 80 tracks on each side. Track format
BS 6958-2 – Guide to construction and use of 90 mm (3.5 in) flexible disk cartridges for data interchange, using modified frequency modulation recording at 7958 ftprad, 5.3 tpmm (135 tpi) on 80 tracks on each side. Track format
Provides guidance on the track layout, track format and characteristics of recorded signals.