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

551S

Information - Help 
ID = 12459
       
Country:
Canada
Brand: Rogers-Majestic, Standard Radio Manufacturing, Rogers Radio Tubes; Toronto
Tube type:  Screen-grid Tetrode   RF/IF-Stage   Controlling (mu) 
Identical to 551S
Similar Tubes
Other shape (e.g. bulb type):
  51

Base UY-Base, 5 Pins (USA, April 1927) (Codex=Ha)
Was used by Radio/TV-reception etc.
Filament Vf 2.5 Volts / If 1.75 Ampere / Indirect / Parallel, (AC/DC)
Dimensions (WHD)
incl. pins / tip
x 123 x 45 mm / x 4.84 x 1.77 inch
Weight 48 g / 1.69 oz
Information source Taschenbuch zum Röhren-Codex 1948/49   
Tube Lore (II)   Page 31
 
551s_roger_img1_rmf.jpg
551S: My Collection
Bruce Morgenstern

 
s_225_g_11.gif
551S: W.Sprick: Austausch-Röhren-Lexikon 1947
Günther Stabe † 19.8.20

 

from Just Qvigstad

Usage in Models 4= 1931

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):4


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