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4689

Information - Help 
ID = 10878
       
Country:
Netherlands
Brand: Philips; Eindhoven (tubes international!); Miniwatt
Tube type:  Vacuum Pentode   Power/Output 
Identical to 4689 = EL5/375
Similar Tubes
Different maximum ratings:
  EL5
Heater different:
  4688
Other base:
  4689K ; EL61
First year 1937 Tube leaflet collection E.Erb Analysis by original leaflets
First Source (s)
Jun.1937 : Daten und Schaltungen moderner ... Röhren; Philips #2
Successor Tubes EL61  

Base Europe side contact base P (P8A) (Codex=Seo)
Filament Vf 6.3 Volts / If 1.3 Ampere / Indirect / Parallel, (AC/DC)
Tube prices 1 Tube prices (visible for members only)
Literature Taschenbuch zum Röhren-Codex 1948/49   
  4689_umgebung_1.png
  4689: Röhrenkartei Drenkelfort
Peter Hoddow
 
4689_1.jpg
4689
Rudolf Osterkamp

 
au19_5.png
4689: RTT 1974 (Franzis) 13. Auflage
Martin Renz

 
4689_spec.png
4689: RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector


Usage in Models 1= 1946?? ; 1= 1947?? ; 1= 1950?? ; 1= 1950? ; 1= 1953

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


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