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EK3

Information - Help 
ID = 1830
       
Country:
Netherlands
Brand: Philips; Eindhoven (tubes international!); Miniwatt
Developer: Philips; Eindhoven (tubes international!); Miniwatt 
Tube type:  OCTODE   Frequency converter   Controlling (mu) 
Identical to EK3
Similar Tubes
Heater different:
  CK3
First year Apr.1938 Tube leaflet collection E.Erb Analysis by original leaflets
First Source (s)
Mar.1938 : Daten und Schaltungen moderner ... Röhren; Philips
May.1938 : Philips Bulletin
Predecessor Tubes EK2  
Successor Tubes 1939   ECH3  

Base Europe side contact base P (P8A) (Codex=Seo) Top contact with a cap
Filament Vf 6.3 Volts / If 0.6 Ampere / Indirect / Parallel, (AC/DC)
Tube prices 4 Tube prices (visible for members only)
Literature Taschenbuch zum Röhren-Codex 1948/49   
  ek3.png
  EK3: Courtesy Bureau Belper (De Muiderkring, Bussum), Scan Frank Philipse
Karel De Reus †
 
ek3_695.jpg
EK3: Collection JR
Jacob Roschy

 
25_5.png
EK3: Telefunken Werkstattbuch
Wolfgang Bauer

 
ek3_spec.png
EK3: RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector


Usage in Models 1= 1936? ; 1= 1937?? ; 2= 1938?? ; 8= 1938? ; 100= 1938 ; 3= 1939?? ; 9= 1939? ; 18= 1939 ; 2= 1940?? ; 1= 1940 ; 1= 1950??

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):146


Forum contributions about this tube
EK3
Threads: 1 | Posts: 1
Hits: 2176     Replies: 0
EK3 (EK3)
Aldo Molina
20.Dec.11
  1

Ho trovato questo articolo, non so se esiste già o se può interessare. Saluti. Aldo Molina

Attachments

 
EK3
End of forum contributions about this tube

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