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A609

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ID = 2458
       
Country:
Netherlands
Brand: Philips; Eindhoven (tubes international!); Miniwatt
Developer: Philips; Eindhoven (tubes international!); Miniwatt 
Tube type:  Triode, vacuum 
  Ca. 1925 up to 1945 rare.
Identical to A609
Similar Tubes
Other base:
  A609_UX
First year 1926 Tube leaflet collection E.Erb Analysis by original leaflets

Base Europe 4-Pin (A, 4A, B4, since 1914)
Was used by Radio/TV-reception etc.
Filament Vf 6 Volts / If 0.06 Ampere / Direct / Battery =
Description Also known with UX base. Detector and LF amplification. 
 
a609.jpg
A609: my collection
Jose Luis Campayo-Soriano

 
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A609: W.Sprick: Austausch-Röhren-Lexikon 1947
Günther Stabe

 
a609data1.png
A609: own collection
Peter den Boer


Usage in Models 1= 1925? ; 1= 1926? ; 1= 1927? ; 3= 1929 ; 1= 1930??

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):7


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