The 3CX10000D3 is a forced air cooled,  coaxis structure ceramic-metal, medium-mu power triode containing a thoriated tungsten cathode, with maximum output power up 33kW as continuing operation and up 50kW as pulse operation. The tube is used mianly in industrial radio-frequecy heating service.

GENERAL  CHARACTERISTICS
Filament Voltage                    5.8  V
Filament Current                    145  A
Maximum Filament Impact Current           600  A
Interelectrode Capacitance
Grid Plate                  21  pF
Grid Cathode            55  pF
Plate Cathode          1  pF
 Amplificaton  Factor     22
Transconductance (Va=10kV, Ia=4A)             50 mA/V
Maximum Operation Frequency                120  MHz
Operation Position                 Vertical, base up or down
Cooling                                    Forced Air
Air flow                                    6 m3/min
Maximum In-coming Temperature            45
Maximum  Anode Core and Seal Temperature          250
Maximum Diameter               204 mm
Appro. Weight                        18 kg