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CF2

Information - Help 
ID = 1732
       
Country:
Netherlands
Brand:
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 / Parallel / series 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.gif
  CF2: ficha de valvulas
Getulio Jimenez-Gomez
 
cf2miniwattjauneph20s.jpg
CF2: Patrice ZEISSLOFF
Patrice Zeissloff
 
28_2.png
CF2: Telefunken Werkstattbuch
Wolfgang Bauer
 
cf2_spec.png
CF2: RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector

from Just Qvigstad
Usage in Models 6= 1934? ; 59= 1934 ; 1= 1935?? ; 11= 1935? ; 44= 1935 ; 1= 1936?? ; 1= 1936? ; 33= 1936 ; 35= 1937 ; 3= 1938? ; 23= 1938 ; 14= 1939 ; 6= 1940 ; 1= 1947 ; 2= 9999
Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):240
Collection of Jacob Roschy (D)
Collection of Thomas Lebeth (A)
Collection of Christian Schaufelberger (CH)
Collection of Patrice Zeissloff (F)
Collection of Wolfgang Bauer (A)
Collection of Georges Werts (B)
Collection of Tomasz Szczesniak (PL)
Collection of Fin Stewart (AUS)
Collection of Michael Gnaedig-Fischer (MEX)
Collection of Alexander Hofer (A)
Collection of Jose Luis Villabona Horreo (E)
Forum contributions about this tube
CF2
Threads: 1 | Posts: 1
Hits: 2212     Replies: 0
CF2 (CF2)
Reinhard Hanschke
22.Jul.07 		  1
CF2 (CF2) 

Neupreis 1938: 59,-- FFR

Lit.:             Catalog der Firma Manufrance von 1938
 
CF2
End of forum contributions about this tube
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