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

451

Information - Help 
ID = 1683
       
Country:
Netherlands
Brand: Philips; Eindhoven (tubes international!); Miniwatt
Developer: Philips; Eindhoven (tubes international!); Miniwatt 
Tube type:  Full-Wave Rectifier gas filled   Power-supply 
  Ca. 1925 up to 1945 rare.
Identical to 451
Similar Tubes
Normally replaceable-slightly different:
  1004 ; G203 ; GG4 ; L13 ; R200 ; R200_Record ; R215_Record ; R44
First year 1926 Tube leaflet collection E.Erb Analysis by original leaflets
First Source (s)
Mar.1929 : Funk Bastler 1929, Heft 9
Dec.1930 : L'Histoire Singulière du Tube Radio; G. Duperray 2009

Base Europe 4-Pin B4 (Eu A, E, 4A) 1914 (Codex=Eo)
Was used by Radio/TV-reception etc.
Filament Vf 1.8 Volts / If 2.8 Ampere / Direct / Specified voltage AC/DC
Dimensions (WHD)
incl. pins / tip
x 105 x 32 mm / x 4.13 x 1.26 inch
Weight 39 g / 1.38 oz
Tube prices 1 Tube prices (visible for members only)
Information source Taschenbuch zum Röhren-Codex 1948/49   

451_so.png 451: rtt
Anonymous 10 Collector

More ...

Just Qvigstad
451_data.png
451: Valvo Röhrentaschenbuch 1957
Anonymous 10 Collector

More ...
Usage in Models 1= 1926?? ; 3= 1926? ; 2= 1926 ; 1= 1927?? ; 1= 1927? ; 6= 1927 ; 1= 1928? ; 4= 1928 ; 3= 1929?? ; 3= 1929 ; 1= 1931?? ; 1= 1931? ; 1= 1934??

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):28

Collection of

 
451_1.jpg

451
 

Forum contributions about this tube
451
Threads: 1 | Posts: 1
Hits: 2794     Replies: 0
451 (451)
Roland Biesler
12.Oct.11
  1

Bild von der Originalverpackung mit Hinweis auf die techn. Daten.

  

Attachments

 
451
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