DS DS/EN 27487-2
DS DSEN 27487-2 1991-JUL-09 nformaton processng - Data nterchange on 130 mm 525 n flexble dsk cartrdges usng modfed frequency modulaton recordng at 7 958 ftprad 19 tpmm 48 tp on both sdes - Part 2 Track format A
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This part of ISO 7487 specifies the quality of recorded sign als, the track layout, and a track format to be used on such a flexible disk cartridge, which is intended for data inter change between data processing systems