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ID = 6381
United States of America (USA)
Developer: General Electric for Brand RCA-Radiotron; Bridgeport CT, Syracuse NY 
Tube type:  Triode, vacuum   Universal 
Identical to V99 = UV099 = UV99 = UV199 = V199 = C299
Similar Tubes
Other base:
  99 ; CX299 ; UX199 ; UX99 ; X99
Successor Tubes 1925   99   UX199   B_CommontypeUSA_Trio  

Base UV-Base (4 Pins+Bayonet, USA 1914 WE)
Was used by Radio/TV-reception etc.
Filament Vf 3.3 Volts / If 0.063 Ampere / Direct / Battery =
Dimensions (WHD)
incl. pins / tip
x 84 x 25 mm / x 3.31 x 0.98 inch
Weight 26 g / 0.92 oz

V99: De Muiderkring N.V.
Egon Penker

v99_sock.png V99: RCA Tech Data
Egon Penker

Just Qvigstad
V99: Cunningham Radiotron Manual
Peter Hoddow

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