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HL213

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ID = 30858
       
Country:
Great Britain (UK)
Brand: Burndept Ltd. London
Developer: Burndept Ltd. London 
Tube type:  Triode, vacuum   Universal 
Identical to HL213
First Source (s)
1925 : British Radio Valves - The Vintage Years: 1904-1925 p.47 & 157

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914
Was used by Radio/TV-reception etc.
Filament Vf 2 Volts / If 0.13 Ampere / Direct / Battery =
Information source British Radio Valves - The Classic Years: 1926-1946   Supplement, p. 15

b4_base_pins~~139.png HL213: Fin Stewart
Fin Stewart


Just Qvigstad
hl213_spec.png
HL213: Banneitz, TB der drahtl. Teleph. 1927
Anonymous 15 Collector


Documents about this component
  Article in Wireless World 30-9-1925 1879 KB
 
hl213.png

 

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