Please click your language flag. Bitte Sprachflagge klicken.


Information - Help 
ID = 63209
Great Britain (UK)
Brand: Marconi-Osram - (Valves/Tubes); GB
Tube type:  Triode, vacuum   Power/Output 
Identical to LP10
Similar Tubes
Normally replaceable-slightly different:
  B217 ; CLP10 ; L21

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914
Was used by Radio/TV-reception etc.
Filament Vf 2 Volts / If 0.1 Ampere / Direct / Battery =

This was supplied by Marconi for use with the military radio receiver type RP19 of the Czechoslovak Socialist Republic Socialist Republic. Dated 1940.

The type number does not appear in amy Marconi (MO Valve) data or catalogues and was probably a rebadged and/or selected tube from the commercial range.

A collector reports that the characteristics are similar to the L21 and that the heater current of a specimen is 0.1A


lp10.gif LP10: AH eigene Sammlung
Alexander Hofer

Just Qvigstad
LP10: Kalibr L3-3 measurement
Vaclav Pojer

Collection of



You reach this tube or valve page from a search after clicking the "tubes" tab or by clicking a tube on a radio model page. You will find thousands of tubes or valves with interesting links. You even can look up radio models with a certain tube line up. [rmxtube-en]

Data Compliance More Information