Glass triode The anode dissipation power is 20KW max. The output power will up to 30KW when the frequency is less than 25MHz.

The FU-431S is water cooling glass triode. The anode dissipation power is 20KW max. The output power will up to 30KW when the frequency is less than 25MHz. It is used as oscillator in industrial HF heating equipments. And used as amplifier and modulation in radio equipments.

GENERAL DATA

ELECTRICAL:

Filament:             

Voltage                                        22V

Current                                        102A

Maximum instantaneous current  155A

Thansconductance (Ia=0.2A)      12.5mA/V

Amplification Factor                     50

Interelectrode Capacitances:

Grid Anode                                      27PF

Grid Cathode                            29PF

Anode Cathode                               2.8PF

MECHANICAL:

Overall Dimensions:

Mass (Approx.)                              4.8kg

Mounting Position            Vertical Anode Down

Cooling:                                  water cooling

Anode water Flow                            30L/min

Maximum Temperature on outlet terminal

 100

Maximum temperature on tube shell                         

150