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4M1

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ID = 1252
       
Country:
Germany
Brand: Loewe-(Opta); Deutschland
Tube type:  OCTODE   Controlling (mu) 
Identical to 4M1 = AK2

Base Europe side contact P8A (Au P, 8SC) (Codex=Seo)
Filament Vf 4 Volts / If 0.6 Ampere / Indirect / Parallel, (AC/DC)
Description 4M1, Bezeichnung von Loewe für die AK2. 
Literature Taschenbuch zum Röhren-Codex 1948/49   
  typische_schautung_des_4m1_von_loewe_opta_537w.png
  4M1: Loewe Schautung
Anonymous 1038 Collector
 
25_16.png
4M1: Telefunken Werkstattbuch
Wolfgang Bauer

 
4m1_spec.png
4M1: RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector


Usage in Models 1= 1936 ; 1= 1937 ; 1= 1938

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):3

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