DS DS/EN ISO 7487-1
DS DSEN SO 7487-1 1995-MAY-24 nformaton technology - 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 - SO type 202 - Part 1 Dmensonal physcal and magnetc characterstcs