radiomuseum.org

 
Please click your language flag. Bitte Sprachflagge klicken.

FE3_MO

Information - Help 
ID = 28565
       
Country:
Great Britain (UK)
Brand: Marconi-Osram - (Valves/Tubes); GB
Tube type:  Space Charge Tetrode   Text 
  <1925 very rare. ***
Identical to FE3_MO
Similar Tubes
Heater different:
  DE7
First year 1925 Saga of the Vacuumtube, Tyne page 382, 383, 385
First Source (s)
1924 : British Radio Valves - The Vintage Years, Thrower p.67
Predecessor Tubes FE1_MO  
Successor Tubes DE7  

Base Europe 4-Pin (A, 4A, B4, since 1914) Sidecontact
Filament Vf 4 Volts / If 0.7 Ampere / Direct / Parallel, (AC/DC)
Description Anode 6-20 V. Inner grid 6-15 V. For special circuits. For H.T.less circuits, e.g.in Unidyne receivers. 
Dimensions (WHD)
incl. pins / tip
45 x 115 x mm / 1.77 x 4.53 x inch
Literature Saga of the Vacuumtube, Tyne   1925 Brown Brothers Catalog 217
- - Manufacturers Literature   1924
 
fe3.jpg
FE3_MO: Saga of the Vacuum Tube - Tyne
Gerhard Eisenbarth

 
fe3_spec.png
FE3_MO: Banneitz, TB der drahtl. Teleph. 1927
Anonymous 15 Collector


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