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6EF4

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ID = 4807
       
 
   
Tube type:  Sharp cutoff beam triode 
Identical to 6EF4

Base Duodecar 12-pin, B12C Glass (USA 1961)
Filament Vf 6.3 Volts / If 0.2 Ampere / Indirect
Tube prices 1 Tube prices (visible for members only)
Information source Essential Characteristics, GE 1973   

6ef4_sockel.png 6EF4: Essential characteristics
Peter Hoddow


Just Qvigstad
6ef4_data1.png
6EF4: Manufacturer's Literature
Anonymous 15 Collector

 

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