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CF2

Country: Netherlands Brand: Philips; Eindhoven (tubes international!); Miniwatt Philips; Eindhoven (tubes international!); Miniwatt Telefunken Deutschland (TFK), (Gesellschaft für drahtlose Telegraphie Telefunken mbH Valvo GmbH, Radioröhrenfabrik; Hamburg Condor (tubes) - see also Philips Electrical; London Developer: Philips; Eindhoven (tubes international!); Miniwatt  Tube type:  Vacuum Pentode   RF/IF-Stage   Controlling (mu)  Identical to CF2 = UF2 = TCF2 = VP13A = UEP103 = VCF2 = 13U2_Ultron Similar Tubes Normally replaceable-slightly different:   NF3 Heater different:   EF2 First year Mar.1934 Tube leaflet collection E.Erb Analysis by original leaflets First Source (s) Feb.1934 : Toute la radio # 1 Jul.1935 : Die Sendung 1935 #7 Predecessor Tubes B2047   Successor Tubes 1935   CF3   Base Europe side contact P8A (Au P, 8SC) (Codex=Sf) Was used by Radio/TV-reception etc. Filament Vf 13 Volts / If 0.2 Ampere / Indirect / Specified voltage AND current AC/DC Dimensions (WHD) incl. pins / tip x 107 x 44 mm / x 4.21 x 1.73 inch Weight 39 g / 1.38 oz Tube prices 1 Tube prices (visible for members only) Information source Taschenbuch zum Röhren-Codex 1948/49    CF2: ficha de valvulas Getulio Jimenez-Gomez CF2: Telefunken Werkstattbuch Wolfgang Bauer More ... Just Qvigstad CF2: RVF-Röhrenbuch-M1,1947 Anonymous 15 Collector More ... Usage in Models 6= 1934? ; 60= 1934 ; 1= 1935?? ; 13= 1935? ; 43= 1935 ; 1= 1936?? ; 2= 1936? ; 33= 1936 ; 35= 1937 ; 3= 1938? ; 23= 1938 ; 1= 1939? ; 14= 1939 ; 6= 1940 ; 1= 1947 ; 2= 9999 Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):244 Collection of Christian Schaufelberger (CH) Tomasz Szczesniak (PL) Alexander Hofer (A) Fin Stewart (AUS) Thomas Lebeth (A) Patrice Zeissloff (F) Jose Luis Villabona Horreo (E) Georges Werts (B) Michael Gnaedig-Fischer (MEX) Jacob Roschy (D) Wolfgang Bauer (A)

CF2

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Hits: 2622     Replies: 0 CF2 (CF2)
Reinhard Hanschke 22.Jul.07	1 CF2 (CF2)  Neupreis 1938: 59,-- FFR Lit.:             Catalog der Firma Manufrance von 1938

 

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