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E400A

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ID = 55378
       
Country:
France
Brand: SFR (S.F.R.) - Société Française Radio-Électrique; Paris
Developer: Eimac (brand name) 
Tube type:  Transmitting Tetrode, air cooled   beam power   VHF 
Identical to E400A = 4-400A = QY4-400 = CV5959 = C1136

Base SPECIAL TUBEBASE in general Top contact with a cap.
Was used by Transmittertube (Radio)
Filament Vf 5 Volts / If 14.1 Ampere / Direct
Description

Pa <400W

 
Dimensions (WHD)
incl. pins / tip
x 150 x 87 mm / x 5.91 x 3.43 inch
Weight 190 g / 6.70 oz
Information source - - Manufacturers Literature   

4400a_sock~~2.png E400A: Fin Stewart
Fin Stewart

 

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