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AS4120

Information - Help 
ID = 2445
       
Country:
Hungary
Brand: Tungsram; Budapest (see also British T.)
Tube type:  Screen-grid Tetrode   RF/IF-Stage 
Identical to AS4120
Similar Tubes
Normally replaceable-slightly different:
  AC/S_Radiorecord ; Dn9014 ; E452T ; H4111D ; RENS1264 ; S430N ; S435N ; W429_Marathon

Base Europe 5-Pin (O5A, B5) (Codex=Fc) Top contact screw type
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 1 Ampere / Indirect / Parallel, (AC/DC)
Description

Also made in England with a top cap rather than a screw terminal.

 
Dimensions (WHD)
incl. pins / tip
42 x 130 x mm / 1.65 x 5.12 x inch
Weight 55 g / 1.94 oz
Tube prices 1 Tube prices (visible for members only)
Literature - - Manufacturers Literature   
Taschenbuch zum Röhren-Codex 1948/49   
 
as4120_1.jpg
AS4120
Roland Biesler

 
9_5.png
AS4120: Telefunken Werkstattbuch
Wolfgang Bauer

 
as4120_spec.png
AS4120: RVF-Röhrenbuch-M1,1947
Anonymous 15 Collector


Usage in Models 1= 1931?? ; 2= 1932? ; 2= 1932 ; 1= 1933? ; 2= 1933 ; 4= 1934 ; 1= 1935

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):13


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