Filament Voltage

13 V

Filament Current (at 7V)

       330  A

Transconductance (Ib=5A)

    70  mA/V

Amplification

       30

Interelectrode Capacitance

Grid-Plate

114 pF

Grid-Cathode

       79 pF 

Plate- Cathode

       3.6 pF

Maximum Operaing Frequency

(continuing wave)      

                                               25MHz

Operation Position

  Vertical, base up or down

Cooling 

Water cooled

Maximum Temperature of water outlet

  60℃

Maximum Temperature on

metal-ceramic sealing

  250℃

Maximum Height

  575 mm

Maximum Diameter

  178 mm

Appro.Net Weight

  10 kg

Tube base

  Forced air cooling

Air flow

  Min. 1m3/min