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

55S

Information - Help 
ID = 13461
       
Country:
Canada
Brand:
Tube type:  Double Diode-Triode   Audio Frequency 
Identical to 55S
Similar Tubes
Other shape (e.g. bulb type):
  55
Other class quality (otherwise equal):
  NU-55

Base 6-Pin-Base U6A, old, USA (Codex=Ka) Top contact with a cap.
Was used by Radio/TV-reception etc.
Filament Vf 2.5 Volts / If 1 Ampere / Indirect / Specified voltage AC/DC
Description The shield on this tube is metallised paint. Replacement tubes made by National Union, Raytheon and Sylvania utilised a sheet metal shield. 
Dimensions (WHD)
incl. pins / tip
x 118 x 34 mm / x 4.65 x 1.34 inch
Weight 40 g / 1.41 oz
Information source Taschenbuch zum Röhren-Codex 1948/49   

461_2.png 55S: Telefunken Werkstattbuch
Wolfgang Bauer


Just Qvigstad
Usage in Models 1= 1932?? ; 2= 1932 ; 1= 1933? ; 1= 1933

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):5

Collection of

 
55s_rogers_img_01_rmf.jpg

55S
 

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