radiomuseum.org
Please click your language flag. Bitte Sprachflagge klicken.

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 / 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.gif
CF2: ficha de valvulas
Getulio Jimenez-Gomez

28_2.png CF2: Telefunken Werkstattbuch
Wolfgang Bauer

More ...

Just Qvigstad
cf2_spec.png
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

 
cf2miniwattjauneph20s.jpg

CF2
 

Forum contributions about this tube
CF2
Threads: 1 | Posts: 1
Hits: 2662     Replies: 0
CF2 (CF2)
Reinhard Hanschke
22.Jul.07
  1

Neupreis 1938: 59,-- FFR

Lit.:             Catalog der Firma Manufrance von 1938

 
CF2
End of forum contributions about this tube

You reach this tube or valve page from a search after clicking the "tubes" tab or by clicking a tube on a radio model page. You will find thousands of tubes or valves with interesting links. You even can look up radio models with a certain tube line up. [rmxtube-en]
  

Data Compliance More Information