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OA51

Information - Help 
ID = 34444
       
Country:
Germany
Brand: Valvo GmbH, Radioröhrenfabrik; Hamburg
Tube type:  Solid-State-Diode   Universal 
Identical to OA51
Similar Tubes
Normally replaceable-slightly different:
  1N54A
First Source (s)
Mar.1954 : -- Collector info (Sammler)
Successor Tubes OA61  

Base Wires
Filament Solid State
Description

Germanium point contact diode for universal purpose.
-

 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
6 x 14 x mm / 0.24 x 0.55 x inch
Weight 1 g / 0.04 oz
Information source -- Collector info (Sammler)   KTT 1969/70
 
diode_oa51.jpg
OA51: JT
Jan Terranea

 
oa51_s.gif
OA51: Valvo
Günther Stabe † 19.8.20

 
diode_oa51_data.png
OA51: Philips zakboekje
Jan Terranea

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Usage in Models 1= 1950 ; 1= 1953? ; 1= 1953 ; 1= 1955 ; 2= 1958

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):6



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