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

BF1

Information - Help 
ID = 15587
       
Country:
France
Brand: Grammont (Radiofotos, Fotos); Paris, Malakoff
Tube type:  Triode, vacuum   Power/Output 
  Ca. 1925 up to 1945 rare.
Identical to BF1
Similar Tubes
Heater different:
  BF0
First Source (s)
1925 : Saga of the Vacuum Tube, Tyne p.402

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eo)
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 0.15 Ampere / Direct / Battery =
Description

The BF1 is identical to the BF0, except for the filament voltage and current

 
Dimensions (WHD)
incl. pins / tip
x 50 x 95 mm / x 1.97 x 3.74 inch
Information source Taschenbuch zum Röhren-Codex 1948/49   
- - Manufacturers Literature   
 
bf1.jpg
BF1: collezione privata
Davide Casarosa

More ...
 
bf1_so.png
BF1: rtt
Michael Schlör

 
bf0andbf1datasmall.png
BF1: own collection
Peter den Boer


from Just Qvigstad


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]
  
rmXorg