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7406

Information - Help 
ID = 13624
       
Country:
Great Britain (UK)
Brand: Common type Great Britain tube/semicond.
Tube type:  Triode, vacuum   Audio Frequency 
Identical to 7406 = NR14 = CV1150

Was used by Military and/or Government
Filament Vf 4 Volts / If 0.1 Ampere / Direct / Specified voltage AND current AC/DC
Description

The number 7406 (Admiralty Pattern) refers to the British Admiralty store code for NR14/CV1150 triode. It is not a tube type number allotted by any manufacturer. The NR14 was originally made by MOV and Ediswan and these had cylindrical elements. Later tubes, made after 1943 were Mullard as replacements and had mica insulation for the unusual shaped anode.

 
Information source Taschenbuch zum Röhren-Codex 1948/49   
-- Collector info (Sammler)   

Collection of

 
20200614_130955~~1.jpg

7406
 

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