ThedatashouldbereadinconjunctionwiththeMagnetronABRIDGEDDATACompactruggedlightweightfixedfrequencypulsemagnetronwithverylowlevelsofunwantedemissionsOperatingfrequency30MHzTypicalpeakoutputpower12 ID: 516914
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E2VTechnologies ThedatashouldbereadinconjunctionwiththeMagnetronABRIDGEDDATACompact,rugged,lightweight,fixedfrequencypulsemagnetronwithverylowlevelsofunwantedemissions.Operatingfrequency30MHzTypicalpeakoutputpower12.5kWconductionandnaturalindirectlyheatedHeatervoltage(seenote1).......6.3VHeatercurrentat6.3V(seenote2)0.55ACathodepre-heatingtime(minimum)(seenote3)..........60sInputcapacitance..........8.0pFmaxTemperaturecoefficientoffrequency....seenote4Overalldimensions...........seeNetweight............250g 1.Noreductionofheatervoltageisrequiredatanyvalueofmeaninputpower.Foroptimumperformanceavaluewithinthespecifiedratingsmustbemaintained.Themagnetronheatermustbeprotectedagainstarcingbytheuseofaminimumcapacitanceof4000pFshuntedacrosstheheaterdirectlyattheinputterminals;insomecasesacapacitanceashighas2Fmaybenecessarydependingontheequipmentdesign.ForfurtherdetailsseetheMagnetronPreamble.2.Measuredwithheatervoltageof6.3Vandnoanodeinputpower,theheatercurrentlimitsare0.5Aminimum,0.6A3.Forambienttemperaturesabove0C.Forambienttemperaturesbetween0andC,cathodepre-heatingtimeis75secondsminimum.4.Designtestonly.Themaximumfrequencychangewithanodetemperaturechange(afterwarming)is0.25MHz/5.ThevariousparametersarerelatedbythefollowingPi=ixDuwherePi=meaninputpowerinwatts=peakanodecurrentinamperes=peakanodevoltageinvoltsandDu=dutycycle.6.Definedasthesteepesttangenttotheleadingedgeofthevoltagepulseabove80%amplitude.Anycapacitanceintheviewingsystemmustnotexceed6.0pF.7.Themaximumrateofriseofvoltageforstableoperationdependsupondetailedcharacteristicsoftheappliedpulseandthepulserdesign.Thespecifiedmaximumratingappliestotypicalhardtubepulsers.Forminimumstartingjitterandoptimumoperation,therecommendedrateofriseofvoltageformostlinetypepulsersisfrom50to65kV/8.Tolerance9.MeasurementstakenÂasreadÂusingsuitablycalibrated10.Measuredatfactoryambient.Anodetemperature4011.Designtestonly.12.Designtestonly.WiththemagnetronoperatingintoaVSWRof1.15:1overapeakanodecurrentrangeof3.0to6.0A.PulsesaredefinedasmissingwhentheRFenergylevelislessthan70%ofthenormalenergylevelina0.5%frequencyrange.Missingpulsesareexpressedasapercentageofthenumberofinputpulsesappliedduringatwominuteperiodofobservation.HEALTHANDSAFETYHAZARDSE2VTechnologiesmagnetronsaresafetohandleandoperate,providedthattherelevantprecautionsstatedhereinareobserved.E2VTechnologiesdoesnotacceptresponsibilityfordamageorinjuryresultingfromtheuseofelectronicdevicesitproduces.Equipmentmanufacturersandusersmustensurethatadequateprecautionsaretaken.AppropriatewarninglabelsandnoticesmustbeprovidedonequipmentsincorporatingE2VTechnologiesdevicesandinoperatingmanuals.HighVoltageEquipmentmustbedesignedsothatpersonnelcannotcomeintocontactwithhighvoltagecircuits.Allhighvoltagecircuitsandterminalsmustbeenclosedandfail-safeinterlockswitchesmustbefittedtodisconnecttheprimarypowersupplyanddischargeallhighvoltagecapacitorsandotherstoredchargesbeforeallowingaccess.Interlockswitchesmustnotbebypassedtoallowoperationwithaccessdoorsopen.RFRadiationPersonnelmustnotbeexposedtoexcessiveRFradiation.AllRFconnectorsmustbecorrectlyfittedbeforeoperationsothatnoleakageofRFenergycanoccurandtheRFoutputmustbecoupledefficientlytotheload.Itisparticularlydangeroustolookintoopenwaveguideorcoaxialfeederswhilethedeviceisenergised.Screeningofthecathodesidearmofhighpowermagnetronsmaybenecessary.X-RayRadiationHighvoltagemagnetronsemitasignificantintensityofX-raysnotonlyfromthecathodesidearmbutalsofromtheoutputwaveguide.TheserayscanconstituteahealthhazardunlessadequateshieldingforX-rayradiationisprovided.ThisisacharacteristicofallmagnetronsandtheX-raysemittedcorrespondtoavoltagemuchhigherthanthatoftheanode. MG4010,page2E2VTechnologies 012345678PEAKOUTPUTPOWER(kW)PEAKANODEVOLTAGE(kV)PEAKANODECURRENT(A)PEAKCURRENTRATINGLIMITS PERFORMANCECHART E2VTechnologiesMG4010,page3 SEENOTE3HEATER/CATHODETERMINALHEATERTERMINAL4HOLESSEENOTE12HOLESSEENOTE1LEADCONNECTIONTAGS.SEENOTE2 OUTLINE(Notforinspectionpurposes)(Alldimensionswithoutlimitsarenominal)OutlineNotes1.Positionaltolerance0.4mmdiameter.2.Tagstotakewireassembly300mmmin.long,fittedusingAMP-63837-1connector,availableseparatelyfromE2V3.Anodetemperaturemeasuredatthispoint.4.Thematingsurfaceofthemagnetronbaseplatewillbeflattowithin0.2mm.RefMillimetresA73.0maxB42.0maxC40.0max4.39max4.24min4.52max4.37minF15.5G5.2H16.26J20.2maxK43.74PrintedinEngland MG4010,page4E2VTechnologiesWhilstE2VTechnologieshastakencaretoensuretheaccuracyoftheinformationcontainedhereinitacceptsnoresponsibilityfortheconsequencesofanyusethereofandalsoreservestherighttochangethespecificationofgoodswithoutnotice.E2VTechnologiesacceptsnoliabilitybeyondthatsetoutinitsstandardconditionsofsaleinrespectofinfringementofthirdpartypatentsarisingfromtheuseoftubesorotherdevicesinaccordancewithinformationcontainedherein.