- Thecasingishollowsealed,whileacathodeemitterisinthecasingandoppositethelightingportion,thesharpofthecathodeemitterisprovidedwithacarbonnanometerline.Athickscreenhadbeenplacedbetweenhiscathodeemitterandtheradiatedcardboard,provingthatparticlesoflightw...
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- Measurementsoftheelectricalpropertiesoflow-powerelectronictubes--MethodsofmeasurementofcathodecurrentThedesignoftheguniscommonlydefinedbyperveance,beamcurrent,waistradius,waistpositionandcathodecurrentdensity.Theestimationofthecathodecurrentdensityof...
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- cathodeemissioncurrentdensitycathodeemissionarea...
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- 1、Tubetetrode(directly/indirectlyheatedcathode).2、Tubepentodewithdirectlyorindirectlyheatedcathode.3、Thehydrogeninthegaugeisionizedbyelectronemissionfromaheatedcathode.4、Dragontothepagetoaddatubetetrodewithdirectlyorindirectlyheatedcathode....
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- Tubetetrode(directly/indirectlyheatedcathode).Tubepentodewithdirectlyorindirectlyheatedcathode.Dragontothepagetoaddatubetetrodewithdirectlyorindirectlyheatedcathode....
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- Butcan'tthinkthatthelargerthecathodepolarizationeffectthebetter.Thecathodepolarization:dcthroughelectrode,thecathodepotentialdeviatingfromthebalancetothenegativepotentialmovesinthedirectionofthephenomenon.Whenthecurrentdensityistoolow,thecathodepola...
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- Tubetetrode(directly/indirectlyheatedcathode).Tubepentodewithdirectlyorindirectlyheatedcathode.Dragontothepagetoaddatubetetrodewithdirectlyorindirectlyheatedcathode....
- 7693
- Themeasuringcellconsistsofaninsulatedsilvercathode.Thecathoderaysarealwaysbeamedonafreshareaoftheanodesurface.AndifIevacuateit,Ihaveacathoderaytube.Theelectrodematerialserosionprocessisratherdifferentbetweenanodeandcathodebecauseofthebriefdischargein...
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