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HL13

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ID = 3603
       
Country:
Hungary
Brand: Tungsram; Budapest (see also British T.)
Tube type:  Triode, vacuum   Universal 
Identical to HL13
Similar Tubes
Other base:
  CC2
First Source (s)
22.Nov.1935 : Wireless World (The), London (WW, 79)
Base British-7-Pin, old (M7A) (Codex=Sa)
Was used by Radio/TV-reception etc.
Filament Vf 13 Volts / If 0.2 Ampere / Indirect / Specified voltage AND current AC/DC
Information source History of the British Radio Valve to 1940   p. 152
Babani, International Radio Tube Encyclopaedia   p. 110 & 111
Universal Vade-Mecum, Electron Valves and Semiconductor Devices
Taschenbuch zum Röhren-Codex 1948/49
153_1.png HL13: Telefunken Werkstattbuch
Wolfgang Bauer

Just Qvigstad 		hl13_characteristics.png
HL13: My schematic collection.
Pier Antonio Aluffi
Usage in Models 2= 1934 ; 9= 1935
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):11

Collection of

Pedro Prieto-Castro (E)
 
e_tungsram_hl13.jpg

 
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