Semiconductor devices. Integrated circuits - Part 3: Analogue integrated circuits - Section one: Blank detail specification for monolithic integrated operational amplifiers
发布日期:1991-08-01 实施日期:1991-08-01
Analogue audio recording on video tape - Polarity of magnetization
适用范围:Applies to audio recording and processing, and gives requirements for the preservation of signal polarity, together with methods of test which are not already included in other standards. It is based o...
发布日期:1993-11-30 实施日期:1993-11-30
Non-destructive testing -- Ultrasonic testing -- Characterization and verification of ultrasonic thickness measuring equipment
适用范围:ISO 16831:2012 specifies methods and acceptance criteria for assessing the performance of instruments for measuring thickness using pulse-echo ultrasound. ISO 16831:2012 covers both direct (digital) re...
发布日期:2012-04-01 实施日期:2012-04-01
Sound system equipment - Part 7: Headphones and earphones
适用范围:IEC 60268-7:2010(E), is applicable to headphones, headsets, earphones and earsets, intended to be used on, or in, the human ear. It also applies to equipment, such as pre-amplifiers, passive networks a...
发布日期:2010-01-21 实施日期:2010-01-21
实施日期:2004-11-01
Methods of measurement for aquipment used in terrestrial radio-relay systems--Part 3:Simulated systems--Section three--Measurements for mono-chrome and colour television transmission
适用范围:本标准给出在仿真无线电接力系统中进行黑白和彩色电视传输的各种测量方法。这些测量方法是对本系列标准第三部分第二节《基带测量》中已给出的通用于电话和电视的测量方法的补充。 在附录B的参考文件中列出了有关的CCIR 建...
发布日期:1988-05-25 实施日期:1989-02-01
实施日期:2010-05-01
Geographic information - Metadata
适用范围:This standard defines the schema required for describing geographic information and services. It provides information about the identification, the extent, the quality, the spatial and temporal schema,...
实施日期:2009-09-01
Ergonomics of the thermal environment -- Estimation of thermal insulation and water vapour resistance of a clothing ensemble
适用范围:ISO 9920:2007 specifies methods for estimating the thermal characteristics (resistance to dry heat loss and evaporative heat loss) in steady-state conditions for a clothing ensemble based on values for...
发布日期:2007-06-01 实施日期:2007-06-01
实施日期:2011-01-01
实施日期:2011-03-31
实施日期:1998-07-01
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