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ID = 50808
Brand: Marathon (tubes), Radio-Marathon, N.V. Rave; Amsterdam, Eindhoven
Tube type:  Triode, vacuum 
  Ca. 1925 up to 1945 rare.
Identical to L308_Marathon
Similar Tubes
Normally replaceable-slightly different:
  A415 ; LD410 ; M300 ; RE074

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914
Filament Vf 4 Volts / If 0.08 Ampere / Direct / Battery =
Description Detector and LF amplification, transformer coupling. 
Dimensions (WHD)
incl. pins / tip
41 x 96 x 32 mm / 1.61 x 3.78 x 1.26 inch
Weight 36 g / 1.27 oz
Information source - - Manufacturers Literature   1935
- - Manufacturers Literature   1935

1_7~~1.png L308_Marathon: Telefunken Werkstattbuch
Wolfgang Bauer

Just Qvigstad
L308_Marathon: own collection
Peter den Boer

Collection of



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