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MEM1

Information - Help 
ID = 30525
       
Country:
Great Britain (UK)
Brand: Marconi-Osram - (Valves/Tubes); GB
Developer: Philips; Eindhoven (tubes international!); Miniwatt 
Tube type:  Mag. Eye, 4 shadow angles   Indication 
Identical to MEM1 = 4678 = U6CAT = ED78 = EM1
Similar Tubes
Normally replaceable-slightly different:
  ME6

Base Europe side contact P8A (Au P, 8SC)
Filament Vf 6.3 Volts / If 0.2 Ampere / Indirect / Specified voltage AND current AC/DC
Information source Taschenbuch zum Röhren-Codex 1948/49   
 
mem1_tube_marconi.jpg
MEM1: Ludvig R
Ludvig Rylander

 
mem1_so.png
MEM1: rtt
Anonymous 10 Collector

 

from Just Qvigstad

Usage in Models 1= 1937 ; 2= 1938 ; 1= 1939

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):4


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