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A415

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ID = 2452
       
Country:
Netherlands
Brand: Philips; Eindhoven (tubes international!); Miniwatt
Tube type:  Triode, vacuum   Universal 
Identical to A415 = SD15 = 1-415
Similar Tubes
Normally replaceable-slightly different:
  084 ; 410LF ; 415A ; 4B1_Ultron ; 4B2_Ultron ; 4D ; D15 ; D163 ; D_Castilla ; G415_Longlife ; H4_Sator ; HX406 ; L308_Marathon ; M144 ; OX154 ; R76 ; RE084 ; Selector ; TM-DT2 ; V1508
Other base:
  A415_UX
First year 1927 Tube leaflet collection E.Erb Analysis by original leaflets
First Source (s)
1925 : Saga of the Vacuumtube, Tyne p.421

Base Europe 4-Pin (A, 4A, B4, since 1914) (Codex=Eo)
Filament Vf 4 Volts / If 0.08 Ampere / Direct / Battery = /
Description Datierung beachten! Laut Tyne etwa 1925. 
Text in other languages (may differ)
Tube prices 1 Tube prices (visible for members only)
Literature Saga of the Vacuumtube, Tyne   p.421
Taschenbuch zum Röhren-Codex 1948/49   

  a_415.png
  A415: Radiobote 3/2006
Egon Strampe
 
a415.jpg
A415: Own collection
Eduard Abfalterer

 
1_7.png
A415: Telefunken Werkstattbuch
Wolfgang Bauer

 
daten_a415_philips.png
A415: g.h.
Gerhard Heigl


Usage in Models 1= 1925? ; 1= 1925 ; 2= 1926? ; 7= 1926 ; 2= 1927?? ; 6= 1927? ; 33= 1927 ; 5= 1928?? ; 45= 1928? ; 43= 1928 ; 7= 1929?? ; 4= 1929? ; 30= 1929 ; 3= 1930?? ; 2= 1930? ; 42= 1930 ; 1= 1931? ; 8= 1931 ; 1= 1932? ; 9= 1932 ; 1= 1933 ; 1= 1934??

Number of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):254


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