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3581

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ID = 83875
       
Country:
United States of America (USA)
Brand: Fischer & Co., Inc., H. G.; Chicago, IL
Tube type:  Transmitting Triode, air cooled   Power/Output 
Identical to 3581 = 822

Base Jumbo 4-pin bayonet (1918) Top contact with a cap.
Was used by Industrial
Filament Vf 10 Volts / If 4 Ampere / Direct
Dimensions (WHD)
incl. pins / tip
x 221 x 64 mm / x 8.70 x 2.52 inch
Information source Tube Lore (II)   p. 154

jumbo_4_pin_transmitting_base~~22.png 3581: Fin Stewart
Fin Stewart


Just Qvigstad
 
fischer_3581_1_nw.jpg

3581
 

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