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1A4P

Information - Help 
ID = 4089
       
Country:
United States of America (USA)
Brand: Common type USA tube/semicond.
Tube type:  Vacuum Pentode   RF/IF-Stage   Controlling (mu) 
Identical to 1A4P = CV754

Base UX-Base (4 Pins (2 thick, USA 1924, UX) (Codex=Buo)
Was used by Radio/TV-reception etc.
Filament Vf 2 Volts / If 0.06 Ampere / Direct / Battery =
Tube prices 2 Tube prices (visible for members only)
Information source Essential Characteristics, GE 1973   
Taschenbuch zum Röhren-Codex 1948/49   
 
sylvania1a4pjantube.jpg
1A4P: my personal collection
Frank Fisher

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1A4P: Telefunken Werkstattbuch
Wolfgang Bauer

 
1a4p_daten.png
1A4P: Sylvania Rec. Tubes Manual 1944
Daniel Consales

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from Just Qvigstad

Usage in Models 1= 1937?? ; 1= 1937

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):2


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