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NDG180

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ID = 12839
       
Country:
Hungary
Brand: Sator (brand of Tungsram for tubes)
Tube type:  Dual-Grid Tetrode   Frequency converter 
Identical to NDG180 = REN1817d

Base Europe 5-Pin , B5 (Eu O, F, O5A) 1928 (Codex=Fa) Sidecontact.
Filament Vf 20 Volts / If 0.18 Ampere / Indirect / Specified current DC = (Series working)
Description This tube is a tetrode to be used as self oscillating frequency converter. The oscillator feedback is applied to grid 1, the input signal to grid 2. Its amplification is low and not to control, the oscillator voltage is closely coupled to the input circuit. 
Text in other languages (may differ)
Information source Taschenbuch zum Röhren-Codex 1948/49   

6_7.png NDG180: Telefunken Werkstattbuch
Wolfgang Bauer


Just Qvigstad
ndg180_spec.png
NDG180: RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector

 

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