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ID = 16356
Brand: Telefunken Deutschland (TFK), (Gesellschaft für drahtlose Telegraphie Telefunken mbH
Tube type:  Transmitting Triode, air cooled 
Identical to RS394
Similar Tubes
Normally replaceable-slightly different:
Successor Tubes LS30  

Base SPECIAL TUBEBASE in general (Codex=sp)
Was used by Radar
Filament Vf 12.6 Volts / If 0.3 Ampere / Indirect / Specified voltage AC/DC

UHF transmitting triode intended for airborne radar transmitters. Two were used in push-pull in the Lichtenstein FuG202 transmitter since the early 1941.

  • 30 W power plate dissipation, 40 W for 10 s max
  • 400 V typical anode voltage
  • 130 mA average cathode current, 1 A peak emission
  • Two tubes gave about 500 W around 500 MHz

RS394 was replaced by the re-designed LS30

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Tube prices 1 Tube prices (visible for members only)
Information source Taschenbuch zum Röhren-Codex 1948/49   
-- Original-techn. papers.   

rs394_so.png RS394: rtt
Anonymous 10 Collector

RS394: own collection
Peter den Boer

Collection of



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