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ID = 15412
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Transmitting Triode, air cooled 
Identical to 811 = VT-217
Similar Tubes
Normally replaceable-slightly different:
Other class quality (otherwise equal):
  811-10 ; 811-3 ; CV628
Predecessor Tubes TZ5  
Successor Tubes 811A  

Base UX-Base (4 Pins (2 thick, USA 1924, UX) (Codex=Br) Top contact with a cap
Filament Vf 6 Volts / If 4 Ampere / Direct /
Description Thoriated-tungsten filament, 40W plate dissipation; mu 160, 60MHz max operating frequency. 
Tube prices 0 Tube prices (visible for members only)
Literature Taschenbuch zum Röhren-Codex 1948/49   
Tube Lore, Sibley, USA 1996   

811: g.h.
Gerhard Heigl

811: Tabu Röhren-Codex, 1948
Anonymous 15 Collector


Usage in Models 1= 1946??

Quantity of Models at with this tube (valve, valves, valvola, valvole, válvula, lampe):1

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