MIL-P-16005E (NOTICE 1)
作者:标准资料网 时间:2024-05-07 04:14:25 浏览:9979
来源:标准资料网
MIL-P-16005E (NOTICE 1), MILITARY SPECIFICATION: PROPELLANT, HYDROGEN PEROXIDE (20 JUN 1988) [S/S BY MIL-PRF-16005F]., MIL-P-16005E, dated 31 January 1968, is hereby canceled without replacement.
【英文标准名称】:Opticalamplifiers-Testmethods-Part10-4:Multichannelparameters-Interpolatedsourcesubtractionmethodusinganopticalspectrumanalyser
【原文标准名称】:光纤放大器.试验方法.第10-4部分:多通道参数.用光谱分析仪的内插辐射体减少法
【标准号】:IEC61290-10-4-2007
【标准状态】:现行
【国别】:国际
【发布日期】:2007-05
【实施或试行日期】:
【发布单位】:国际电工委员会(IX-IEC)
【起草单位】:IEC/SC86C
【标准类型】:()
【标准水平】:()
【中文主题词】:放大器;应用;电气工程;光纤;总规范;多通道的;光波导;光学;功率放大器;电功率测量;前置放大器;产品规范;特性;规范;光谱分析
【英文主题词】:Amplifiers;Applications;Calibration;Electricalengineering;Fibreoptics;Fibres;Genericspecification;Measurement;Multichannels;Multiplexers;Opticalwaveguides;Optics;Poweramplifiers;Powermeasurement(electric);Preamplifiers;Productspecifications;Properties;Raman;Specification;Spectralanalysis
【摘要】:ThispartofIEC61290appliestoallcommerciallyavailableopticalamplifiers(OAs)andopticallyamplifiedsubsystems.ItappliestoOAsusingopticallypumpedfibres(OFAsbasedoneitherrare-earthdopedfibresorontheRamaneffect),semiconductoropticalamplifiers(SOAs)andwaveguides(POWA).Theobjectofthisstandardistoestablishuniformrequirementsforaccurateandreliablemeasurements,bymeansoftheinterpolatedsourcesubtractionmethodusinganopticalspectrumanalyzer.ThefollowingOAparameters,asdefinedinClause3ofIEC61291-1,aredetermined:?channelgain,and?channelsignal-spontaneousnoisefigure.Thismethodiscalledinterpolatedsourcesubtraction(ISS)becausetheamplifiedspontaneousemission(ASE)ateachchannelisobtainedbyinterpolatingfrommeasurementsatasmallwavelengthoffsetaroundeachchannel.Tominimizetheeffectofsourcespontaneousemission,theeffectofsourcenoiseissubtractedfromthemeasurednoise.TheaccuracyoftheISStechniquedegradesathighinputpowerlevelduetothespontaneousemissionfromthelasersource(s).AnnexAprovidesguidanceonthelimitsofthistechniqueforhighinputpower.Anadditionalsourceofinaccuracyisduetointerpolationerror.AnnexAprovidesguidanceonthemagnitudeofinterpolationerrorforatypicalamplifierASEversuswavelengthcharacteristic.NOTE1Allnumericalvaluesfollowedby(?)aresuggestedvaluesforwhichthemeasurementisassured.Othervaluesmaybeacceptablebutshouldbeverified.NOTE2GeneralaspectsofnoisefiguretestmethodsarereportedinIEC61290-3.
【中国标准分类号】:M33
【国际标准分类号】:33_180_30
【页数】:38P.;A4
【正文语种】:英语
【英文标准名称】:Methodsforpreparation,markingandmeasuringoftextilefabrics,garmentsandfabricassembliesintestsforassessingdimensionalchange
【原文标准名称】:评定织物尺寸变化的试验用织物、衣和织物组件试样的制备、标志及测量的方法
【标准号】:BS4931-1973
【标准状态】:作废
【国别】:
【发布日期】:
【实施或试行日期】:
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:
【标准类型】:()
【标准水平】:()
【中文主题词】:
【英文主题词】:
【摘要】:
【中国标准分类号】:
【国际标准分类号】:
【页数】:
【正文语种】:
