ANSI/ASTM D1655-1994 航空涡轮燃料的规范(05.01)

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【英文标准名称】:Surfaceacousticwave(SAW)resonators.Guidetotheuse
【原文标准名称】:表面声波谐振器.使用指南
【标准号】:BSEN61019-2-2005
【标准状态】:现行
【国别】:英国
【发布日期】:2005-10-17
【实施或试行日期】:2005-10-17
【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】:使用;电气工程;电子设备及元件;指导手册;使用说明;压电器件;特性;谐振器;锯齿波谐振器;规范;规范(验收);表面声波;应用
【英文主题词】:applications;electricalengineering;electronicequipmentandcomponents;guidebooks;instructionsforuse;piezoelectricdevices;properties;resonators;saw-resonators;specification;specification(approval);surfaceacousticwaves;use
【摘要】:SAWresonatorsarenowwidelyusedinavarietyofapplications:VCRRF-converters,CATVlocaloscillators,measuringequipment,remotecontrolandsoon.WhileSAWresonatorsarealsoappliedtonarrowbandwidthfilters,thescopeofthispartofIEC61019islimitedtoSAWresonatorsforoscillatorapplicationsItisnottheaimofthisguidetoexplaintheory,nortoattempttocoveralltheeventualitieswhichmayariseinpracticalcircumstances.Thisguidedrawsattentiontosomeofthemorefundamentalquestions,whichshouldbeconsideredbytheuserbeforeheplacesanorderforaSAWresonatorforanewapplication.Suchaprocedurewillbetheuser'sinsuranceagainstunsatisfactoryperformance.Standardspecifications,suchasthoseoftheIECofwhichthisguideformsapart,andnationalspecificationsordetailspecificationsissuedbymanufacturers,willdefinetheavailablecombinationsofresonancefrequency,qualityfactor,motionalresistance,parallelcapacitance,etc.ThesespecificationsarecompiledtoincludeawiderangeofSAWresonatorswithstandardizedperformances.Itcannotbeover-emphasizedthattheusershould,whereverpossible,selecthisSAWresonatorsfromthesespecifications,whenavailable,evenifitmayleadtomakingsmallmodificationstohiscircuittoenabletheuseofstandardresonators.Thisappliesparticularlytotheselectionofthenominalfrequency.
【中国标准分类号】:L21
【国际标准分类号】:31_140
【页数】:30P.;A4
【正文语种】:英语


MIL-F-36043C (NOTICE 1), MILITARY SPECIFICATION: FIRST AID KIT, EYE DRESSING (15 MAR 1991).