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

OF9

Information - Help 
ID = 19817
       
Country:
Argentina
Brand: Philips Argentina, FAPESA, Miniwatt tubes; Buenos Aires
Tube type:  Vacuum Pentode   RF/IF-Stage   Controlling (mu) 
Identical to OF9
Similar Tubes
Heater different:
  UF9

Base Octal (Int.Octal, IO) K8A, USA 1935
Was used by Radio/TV-reception etc.
Filament Vf 8.5 Volts / If 0.15 Ampere / Indirect / Specified current AC/DC ~ = (Series working)
Description

See also: Mysterious P-, O- and U- tube-series

 
Information source

s_94_g.gif OF9: W.Sprick: Austausch-Röhren-Lexikon 1947
Günther Stabe † 19.8.20


Just Qvigstad
of9babanidoc.png
OF9: Patrice ZEISSLOFF
Patrice Zeissloff

 

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