TH328 / TH 328- UHF Tetrode

 

General Characteristics
Cathode Oxide
Heating Indirect
Heater voltage 5.5 V
Heater current 5.0-5.6 A
Interelectrode capacitances
Input 22 pF
Output 8 pF
Transfer 0.07 pF
Transconductance(Ua=1800V,la=0.4A) ¡Ý80 mA/V
Amplification factor 180
Operating position Any
Weight 950g
Dimensions See page 94
Anode cooling Forced air
Air flow ,min. 500L/min
Temperature at the seal,max. 250¡æ
Temperature on the surface of the tube,max 200¡æ

Please ask for full specification




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