| General
Characteristics
Cathode Thoriated tungsten
Heating Direc t
Filament voltage 4.2 V(1)
Filament current 146A(1)
Interelectrode capacitances, approx:
C a t h o d e - c o n t r o l - g r i d 72pF
Control-grid-screen-grid 93pF
Screen-grid-anode 13.2pF
Transconductance(la=2.5A,Ug2=300V) ¡Ý80mA/V
Internal amplification factor,average 8
Operating position Vertical,anode up
We i g h t , a p p r o x . 4 . 1 k g
Dimensions See page 95
Anode cooling(2) Hypervapotron
Air flow ,min. 15l/min
Pressuer at water inlet,max. 5105Pa
Temperature at air water outlet, max. 80¡æ
Cooling at the sealing between electrode terminal and ceramic,
Forced air
Temperature on the surface of the tube,max. 300¡æ
Please ask
for full specification |
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