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VP23

Information - Help 
ID = 2799
       
Country:
Great Britain (UK)
Brand: Mazda = Valve (Tube) brand GB (see also France)
Tube type:  Vacuum Pentode   RF/IF-Stage   Controlling (mu) 
Identical to VP23 = ZA7023 = ARP12
Similar Tubes
Normally replaceable-slightly different:
  CV3792

Base Octal-8 GB, (Mazda), K8B, MO (Codex=Vup)
Filament Vf 2 Volts / If 0.05 Ampere / Direct / Battery =
Information source Taschenbuch zum Röhren-Codex 1948/49   

arp12_mo_sock_2.png VP23: W.H.
Wolfgang Holtmann


Just Qvigstad
vp23_mazda_data_01.png
VP23: Original data sheet
Otto Galli

More ...
Usage in Models 1= 1938?? ; 1= 1939? ; 9= 1939 ; 5= 1940 ; 1= 1941? ; 2= 1945 ; 5= 1947 ; 1= 1948?? ; 1= 1948? ; 3= 1948 ; 3= 1949 ; 1= 1950?? ; 3= 1950 ; 1= 1951 ; 1= 1952?? ; 1= 1952

Quantity of Models at Radiomuseum.org with this tube (valve, valves, valvola, valvole, válvula, lampe):39

Collection of

 
gb_mazda_vp23.jpg

VP23
 

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