標(biāo)準(zhǔn)號(hào)：ANSI INCITS 40-1993
中文標(biāo)準(zhǔn)名稱(chēng)：信息系統(tǒng).信息交換用未記錄磁帶(9-道 800 CPI,反向不歸零(NRZI);1600 CPI,PE;與6250 CPI,成組編碼記錄(GCR)) 原為ANSI X3.40-1993 [被代替:ANSI X3.40,ANSI X3.40,ANSI X3.40]
英文標(biāo)準(zhǔn)名稱(chēng)：Information Systems - Unrecorded Magnetic Tape for Information Interchange (9-Track 800 CPI, NRZI; 1600 CPI, PE; and 6250 CPI, GCR) Formerly ANSI X3.40-1993 [Replaced: ANSI X3.40, ANSI X3.40, ANSI X3.40]
標(biāo)準(zhǔn)類(lèi)型：L64
發(fā)布日期：1993/7/19 12:00:00
實(shí)施日期：1999/12/31 12:00:00
中國(guó)標(biāo)準(zhǔn)分類(lèi)號(hào)：L64
國(guó)際標(biāo)準(zhǔn)分類(lèi)號(hào)：35.220.22
適用范圍：This standard provides the information necessary to enable mechanical and magnetic interchangeability for reels of 1/2-inch-wide unrecorded magnetic tape between information processing systems, communication systems, and associated equipment utilizing American National Standard for Information systems - Coded character sets - 7-bit american national standard code for information interchange (7-bit ASCII), ANSI X3.4-1986, and amendments thereto. This standard deals solely with magnetic tape for digital recording and supports and complements American National Standards on recorded magnetic tape for information interchange.