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410LF

Information - Help 
ID = 42939
       
Country:
Great Britain (UK)
Brand: Cossor, A.C.; London
Tube type:  Triode, vacuum   Audio Frequency 
Identical to 410LF
Similar Tubes
Normally replaceable-slightly different:
  1515 ; A415 ; CV1152 ; PM4DX ; RE084

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914
Filament Vf 3.8 Volts / If 0.1 Ampere / Direct / Battery =
Description

Heater Voltage range 3.8 to 4V.

 
Information source Taschenbuch zum Röhren-Codex 1948/49   
- - Manufacturers Literature   
 
uk_cossor_410lf_valve.jpg
410LF: From the collection of Andy Cowley (29MAR1948-23APR2012)
Jay Kinnard

 
pm3_3.png
410LF: Manufacturer's Literature
Emilio Ciardiello

 
cossordata~~2.png
410LF: own collection
Peter den Boer


from Just Qvigstad

Usage in Models 2= 1931

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):2

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