【英文标准名称】:Opticalamplifiers-Testmethods-Multichannelparameters-Pulsemethodusingagatedopticalspectrumanalyzer
【原文标准名称】:光学纤维放大器.试验方法.多道参数.选通光频谱分析仪脉冲法
【标准号】:BSEN61290-10-2-2003
【标准状态】:作废
【国别】:英国
【发布日期】:2003-09-01
【实施或试行日期】:2003-09-01
【发布单位】:英国标准学会(GB-BSI)
【起草单位】:BSI
【标准类型】:()
【标准水平】:()
【中文主题词】:放大器;基础规范;传播技术;电气工程;纤维光学;光纤;测量;测量技术;多道的;乱真信号;光学纤维;光波导;光学;性能;功率级别;信号;规范;光谱分析;电信;试验;传输系统
【英文主题词】:Amplifiers;Basicspecification;Communicationtechnology;Electricalengineering;Fibreoptics;Measurement;Measuringtechniques;Multichannels;Noise(spurioussignals);Opticalfibres;Opticalwaveguides;Optics;Performance;Powerlevels;Signals;Specification;Spectralanalysis;Telecommunications;Testing;Transmissionsystems
【摘要】:ThispartofIEC61290appliestoopticalfibreamplifiers(OFA)usingactivefibres,containingrare-earthdopants,currentlycommerciallyavailable.TheobjectofthisInternationalStandardistoestablishuniformrequirementsforaccurateandreliablemeasurementsofthesignal-spontaneousnoisefigureasdefinedin3.1.18ofIEC61291-1.Thetestmethodindependentlydetectsamplifiedsignalpowerandamplifiedspontaneousemission(ASE)powerbylaunchingopticalpulsesintotheOFAundertest.TheASElevelismeasuredbysynchronouslymeasuringthepoweronanopticalspectrumanalyzer(OSA)duringtheopticalpulseoffperiod.TheaverageopticalsignallevelismeasuredbyrandomsamplingintheOSA.Suchmeasurementispossiblebecausethegainresponseoftherare-earthdopedOFAisrelativelyslow,particularlyinEr-dopedOFA.However,sincetheOFAgaindynamicsvarywithamplifiertypes,operatingconditions,andcontrolschemes,thegaindynamicsshouldbecarefullyconsideredwhenapplyingthepresenttestmethodtovariousOFA.ThemanufactureroftheOFAshouldpresentdatavalidatingtherequiredmodulationfrequencytolimittheerrortoProduct Code:SAE AMS2416
Title:Plating, Nickel-Cadmium Diffused
Issuing Committee:Ams B Finishes Processes And Fluids Committee
Scope:This specification covers the engineering requirements for a diffused electrodeposit of cadmium into an electrodeposit of nickel on carbon, low-alloy, and corrosion-resistant steels and the properties of the diffused deposit.