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VP4B

Information - Help 
ID = 1824
       
Country:
Europe
Brand: Common type Europe tube/semicond.
Tube type:  Vacuum Pentode   RF/IF-Stage   Controlling (mu) 
Identical to VP4B = VP41_Ekco = ACVP2
Similar Tubes
Normally replaceable-slightly different:
  TF64

Base British-7-Pin, old (M7A) (Codex=Nf)
Was used by Radio/TV-reception etc.
Filament Vf 4 Volts / If 0.65 Ampere / Indirect / Parallel, (AC/DC)
Literature Taschenbuch zum Röhren-Codex 1948/49   
 
vp4b_mullard.jpg
VP4B: Sammlung I.M.
Anonymous 557 Collector

 
159_16.png
VP4B: Telefunken Werkstattbuch
Wolfgang Bauer

 
vp4b_techdat01.png
VP4B: Mullard Valves 1936
Peter Hoddow


Usage in Models 2= 1935?? ; 3= 1935? ; 8= 1935 ; 16= 1936? ; 51= 1936 ; 7= 1937? ; 45= 1937 ; 2= 1938? ; 38= 1938 ; 11= 1939

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):183


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