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HL2_UV

Information - Help 
ID = 61212
       
Country:
Great Britain (UK)
Brand: Osram-Valves GB (not MO-Valves)
Tube type:  Triode, vacuum   Audio Frequency 
  Ca. 1925 up to 1945 very rare. ***
Identical to HL2_UV
Similar Tubes
Multiple differences or of other kind:
  HL2

Base UV-Base (4 Pins+Bayonet, USA 1914 WE)
Was used by Telephony
Filament Vf 2 Volts / If 0.1 Ampere / Direct / Parallel, (AC/DC)
Description

Tube fitted with nickel plated "Shaw" base. Made c. 1933. Base designed in the United States in 1914.

 
Information source - - Data from my own collection   
 
hl2~~2.jpg
HL2_UV: Fin Stewart collection
Fin Stewart

 
uv~~3.png
HL2_UV: Fin Stewart
Fin Stewart

 

from Just Qvigstad


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