【英文标准名称】:Guidetoconstructionanduseof6.30mm(0.25in)magnetictapecartridgefordatainterchange,usingGCRrecordingat394ftpmm(10000ftpi),39cpmm(1000cpi)-Mechanical,physicalandmagneticproperties
【原文标准名称】:使用成组编码记录(GCR)以394次磁通变换/mm(1,0000次磁通变换/in)、39字符/mm(1000字符/in)速率录制的数据交换用6.30mm(0.25in)磁带盒的制造和使用指南.机械、物理和磁性能
【标准号】:BS7080-1-1989
【标准状态】:现行
【国别】:英国
【发布日期】:1989-06-30
【实施或试行日期】:1989-06-30
【发布单位】:英国标准学会(BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:易燃性;试验设备;机械试验;电阻;道速;磁带机;数据处理设备;材料的磁性能;材料的光学性质;附着力试验;抗拉荷载;识别方法;缺陷;设计;试验条件;数据传输;数据传送;光学测量;电气试验;数据记录;电路;透射率;尺寸;盒式磁带;磁带;磁记录;记录设备部件;工作环境
【英文主题词】:Datamedia;Dataprocessing;Dimensions;Informationexchange;Informationinterchange;Magnetictapes;Performancetesting;Performancetests;Specifications;Storage;Testing;Tests
【摘要】:ISO8462specifiesthecharacteristicsofatapecartridgeloadedwithmagnetictape6,30mm(0.25in)wideintendedfordigitalrecordingatphysicalrecordingdensitiesof252ftpmm(6400ftpi)and394ftpmm(10000ftpi).ISO8462/2specifiesarecordingmethodandadataformatin-tendedforuseinthestreamingmodeofoperation.Twoalter-nativetrackformatsarespecified:—a4-trackformat,and—a9-trackformat.ThispartofISO8462specifiesthemechanical,physicalandmagneticpropertiesofa6,30mm(0.25in)widemagnetictapecartridgeandmethodsfortestingthesurfacequalityofthetape.Italsospecifiestheenvironmentalconditionsunderwhichthecartridgeshallbetestedandoperated,andrecommendscondi-tionsforstorage.ISO8462/1andISO8462/2provideforthephysicalinter-changeofcartridgesbetweendataprocessingsystems,andspecifyadataformat.Alabellingstandardfortapecartridgesusedinthestreamingmodeisunderstudy.Theavailabilityofsuchalabellingstandardwillprovideforfulldatainterchangebetweendataprocessingsystems.NOTE—NumericvaluesintheSIand/orImperialmeasurementsysteminthispartofISO8462mayhavebeenroundedoffandthereforeareconsistentwith,butnotexactlyequalto,eachother.Eithersystemmaybeused,butthetwoshouldbeneitherintermixednorreconverted.Theoriginaldesignwasmadeusingtheimperialmeasurementsystem.
【中国标准分类号】:G82
【国际标准分类号】:35_220_23
【页数】:36P.;A4
【正文语种】:英语