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MH1118

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ID = 3498
       
Country:
Hungary
Brand: Tungsram; Budapest (see also British T.)
Tube type:  Pentagrid-Converter (Heptode)   Pentagrid (old)   Controlling (mu) 
Identical to MH1118 = UPG105
Similar Tubes
Multiple differences or of other kind:
  6A7
First year 1934 -- Original prospect or advert For some given models for 1934.

Base Europe 7-Pin C7A (Hx C, C7, C) 1933 (Codex=Le) Top contact with a cap.
Was used by Radio/TV-reception etc.
Filament Vf 10 Volts / If 0.18 Ampere / Indirect / Specified current AC/DC ~ = (Series working)
Information source History of the British Radio Valve to 1940   p. 152
Babani, International Radio Tube Encyclopaedia   p. 118 & 119
Taschenbuch zum Röhren-Codex 1948/49

tungsram_bull_7_example_i1280.png
MH1118: Bulletin technique, Tungsram France
Dietmar Herian
    More ...
mh1118_sock.png MH1118: RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector


Just Qvigstad
mh1118_data_tungsram.png
MH1118: Memento Tungsram Vol. 4
Jacob Roschy

More ...
Usage in Models 1= 1934? ; 5= 1934 ; 2= 1935

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):8

Collection of

 
mh1118.jpg

MH1118
 

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