Oscillator Electronic Vauum Triode (3CX2500F3, 3CX2500H3, 3CX2500A3)

3CX2500F3, it is a triode with metal ceramic structure, carbonization thorium tungsten cathode, it is cooled by the forced air, the max working frequency 75MHz, the max anode dissipation power 4kW, the tube is mainly used in industrial RF heating equipments.Electrical CharacteristicsFilament Voltage7.5 VFilament Current51.5 ATransconductance20 mA /VAmplification factor22Grounded FilamentInput35 pFFeedback0.9 pFOutput20 pFOperating positionVerticalCoolingForced airMaximum Diameter105.56mmWeight3.4kgMax temperature at any point tube envelope250ºCLimit Working Conditions:Radio frequency power amplifier or AB, B modulatorAnode Voltage6000VdcAnode Current2.5AdcGrid Voltage-1000VdcGrid Dissipation150WAnode Dissipation4000WTypical Operation:Double, Sine wave (Except the special statement)Anode Voltage4000  5000  6000VdcGrid Voltage-150  -190  -240VdcAnode Current0.6   0.5   0.4AdcAnode current4     3.2   3AdcLoad Impedance2200  3600  4650ΩGrid Input340   360   390VPeak Driving340   230   225WDriving170   115   113WAnode Output11    11     23kWLimit Working Conditions:Anode modulating RF amplifier type C (Telephone on line)Anode Voltage5500VdcAnode Current2AdcGrid Voltage-1000VdcGrid Dissipation150WAnode Dissipation2670WTypical Operation