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AS4100

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ID = 2444
       
Country:
Hungary
Brand: Tungsram; Budapest (see also British T.)
Tube type:  Screen-grid Tetrode   RF/IF-Stage 
Identical to AS4100 = SV490 = RENS1204 = E442S = S410N
Similar Tubes
Normally replaceable-slightly different:
  Dn2004 ; NSS4 ; S430N

Base Europe 5-Pin (O5A, B5) (Codex=Fc) Top contact screw type
Filament Vf 4 Volts / If 1 Ampere / Indirect / Parallel, (AC/DC)
Literature Taschenbuch zum Röhren-Codex 1948/49   
Saga of the Vacuumtube, Tyne
 
h_as4100_tungsram_eb.jpg
AS4100: ma collection
Anonymous 550 Collector

 
9_3.png
AS4100: Telefunken Werkstattbuch
Wolfgang Bauer

 
as4100_spec.png
AS4100: RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector


Usage in Models 6= 1930 ; 4= 1931 ; 1= 1932 ; 2= 1933 ; 3= 1934

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):16


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