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EA50

Information - Help 
ID = 4051
       
Country:
Europe
Brand: Common type Europe tube/semicond.
Developer: Philips; Eindhoven (tubes international!); Miniwatt 
Tube type:  Signal Diode - one single system   Detector 
Identical to EA50 = 6D1 = 4623 = CV1092 = 2B35 = VR92 = 10E/105
Similar Tubes
Other characteristic (electr. data):
  CV375
Heater and shape different:
  D1_Mazda_GB
Different connections:
  CK606BX
Multiple differences or of other kind:
  D1_HF-Diode ; VR78
First year 1940 Tube leaflet collection E.Erb Philips-Book [178]
First Source (s)
27.Mar.1939 : - - Manufacturers Literature Philips Datenblatt
Apr.1939 : -- Original-techn. papers. Philips-Archive
Predecessor Tubes 4674   T6D  

Base Wires (Codex=So 11)
Filament Vf 6.3 Volts / If 0.15 Ampere / Indirect / Parallel / series AC/DC /
Description EA50 substitute = 2B35 
Text in other languages (may differ)
Dimensions (WHD)
incl. pins / tip
12 x 37 x mm / 0.47 x 1.46 x inch
Tube prices 1 Tube prices (visible for members only)
Literature Taschenbuch zum Röhren-Codex 1948/49   

  ea50.png
  EA50: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Karel De Reus †
 
ea50_a_r.jpg
EA50: Collection JR
Jacob Roschy

 
ea50.png
EA50: Lorenz Empfänger-Röhren , 9. Auflage
Anonymous 54 Collector

 
ea50_techdat01.png
EA50: SEL Handbuch 1964
Peter Hoddow


Usage in Models 1= 1942?? ; 1= 1942 ; 1= 1944 ; 2= 1948?? ; 2= 1948? ; 4= 1949 ; 1= 1950?? ; 5= 1950 ; 2= 1952? ; 2= 1952 ; 2= 1953? ; 1= 1953 ; 1= 1955 ; 1= 1957? ; 2= 1958? ; 1= 1959?? ; 2= 1960?? ; 1= 1963 ; 2= 1964? ; 1= 1965 ; 1= 1967

Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):36


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